RN41-I/RM [MICROCHIP]

Class 1 Bluetooth Module with EDR Support;
RN41-I/RM
型号: RN41-I/RM
厂家: MICROCHIP    MICROCHIP
描述:

Class 1 Bluetooth Module with EDR Support

电信 电信集成电路
文件: 总28页 (文件大小:654K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
RN41/RN41N  
Class 1 Bluetooth® Module with EDR Support  
Features  
• Fully qualified Bluetooth® version 2.1 module,  
supports version 2.1 + Enhanced Data Rate  
(EDR)  
• ASCII command interface over UART  
• Postage-stamp sized form factor:  
- RN41: 13.4 x 25.8 x 2 mm  
- RN41N: 13.4 x 20 x 2 mm  
• Low-power (30 mA connected, < 10 mA sniff  
mode)  
• UART (SPP or HCI) and USB (HCI only) data  
connection interfaces  
• Sustained SPP data rates: 240 Kbps (Slave  
mode), 300 Kbps (Master mode)  
• HCI data rates: 1.5 Mbps sustained, 3.0 Mbps  
burst in HCI mode  
• Embedded Bluetooth stack profiles include: GAP,  
SDP, RFCOMM, L2CAP protocols, with SPP, HID,  
and DUN profile support (does not require any  
host stack).  
Applications  
• Bluetooth SIG qualified, end product listing  
• Cable replacement  
• Castellated SMT pads for easy and reliable PCB  
mounting  
• Barcode scanners  
• Measurement and monitoring systems  
• Industrial sensors and controls  
• Medical devices  
• Class 1 high-power amplifier with on-board  
ceramic chip antenna (RN41) or external antenna  
(RN41N)  
• Compliance:  
- Modular Certified for the United States (FCC)  
and Canada (IC)  
- European R&TTE Directive Assessed Radio  
Module  
- Australia/New Zealand/Korea/Taiwan/Japan  
- Bluetooth SIG QDID  
• Integrated Crystal, Internal Voltage Regulator,  
Matching Circuitry, Power Amplifier, Low Noise,  
Memory Amplifier and PCB Antenna  
• Easy Integration into Final Product - Minimize  
Product Development, Quicker Time to Market  
• Compatible with Microchip Microcontroller Fami-  
lies (PIC16F, PIC18F, PIC24F/H, dsPIC33 and  
PIC32)  
• Up to 100 meter range  
2014 Microchip Technology Inc.  
DS50002280A-page 1  
RN41/RN41N  
RN41/RN41 MODULE VARIANTS(1)  
Firmware Description  
Model  
RN41  
Antenna  
Ceramic Chip  
Ceramic Chip  
Ceramic Chip  
Ceramic Chip  
Ceramic Chip  
External  
4.77, 6.15  
N/A  
Class 1, 2.1+EDR, SPP profile  
RN41HCI  
RN41U  
Class 1, 2.0+EDR, HCI over UART  
Class 1, 2.0+EDR, HCI over USB  
Class 1, 2.1+EDR, HID and SPP profiles  
N/A  
RN41HID  
RN41APL  
RN41N  
6.11  
5.36, 5.43, 5.45 Class 1, 2.1+EDR, SPP & MFi profiles  
4.77, 6.15 Class 1, 2.1+EDR, SPP profile  
5.36, 5.43, 5.45 Class 1, 2.1+EDR, SPP and MFi profiles  
RN41NAPL External  
Note 1: See Section 4.0 “Ordering Information” for customer part numbers. Information on firmware versions can  
be found on the RN41/RN41N product web page and the “Bluetooth Data Module Command Reference and  
Advanced Information User’s Guide”.  
DS50002280A-page 2  
2014 Microchip Technology Inc.  
RN41/RN41N  
Table of Contents  
1.0 Device Overview...........................................................................................................................................................................4  
2.0 Application Information .................................................................................................................................................................8  
3.0 Regulatory Approval ...................................................................................................................................................................13  
4.0 Ordering Information...................................................................................................................................................................19  
Appendix A: Revision History ...............................................................................................................................................................21  
The Microchip Web Site .......................................................................................................................................................................23  
Customer Change Notification Service.................................................................................................................................................23  
Customer Support ................................................................................................................................................................................23  
Product Identification System...............................................................................................................................................................25  
TO OUR VALUED CUSTOMERS  
It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip  
products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and  
enhanced as new volumes and updates are introduced.  
If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via  
E-mail at docerrors@microchip.com. We welcome your feedback.  
Most Current Data Sheet  
To obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at:  
http://www.microchip.com  
You can determine the version of a data sheet by examining its literature number found on the bottom outside corner of any page.  
The last character of the literature number is the version number, (e.g., DS30000000A is version A of document DS30000000).  
Errata  
An errata sheet, describing minor operational differences from the data sheet and recommended workarounds, may exist for current  
devices. As device/documentation issues become known to us, we will publish an errata sheet. The errata will specify the revision  
of silicon and revision of document to which it applies.  
To determine if an errata sheet exists for a particular device, please check with one of the following:  
Microchip’s Worldwide Web site; http://www.microchip.com  
Your local Microchip sales office (see last page)  
When contacting a sales office, please specify which device, revision of silicon and data sheet (include literature number) you are  
using.  
Customer Notification System  
Register on our web site at www.microchip.com to receive the most current information on all of our products.  
2014 Microchip Technology Inc.  
DS50002280A-page 3  
RN41/RN41N  
FIGURE 1-1:  
RN41/RN41N TO MCU  
INTERFACE  
1.0  
DEVICE OVERVIEW  
The RN41/RN41N module is a small form factor, low-  
power, class 1 Bluetooth radio that is ideal for  
designers who want to add wireless capability to their  
products without spending significant time and money  
developing Bluetooth-specific hardware and software.  
The RN41/RN41N supports multiple interface  
protocols, is simple to design in, and is fully certified,  
making it a complete embedded Bluetooth solution.  
With its high-performance, chip antenna (RN41) or  
external antenna (RN41N), and support for Bluetooth  
EDR, the RN41/RN41N delivers up to a 3-Mbps data  
rate for distances up to 100 meters.  
1.1  
MCU Interface  
The RN41/RN41N module is managed through ASCII  
commands via the UART and/or PIO signals. A MCU  
(micro-controller-unit) or host processor sends com-  
mands to module to configure features, read status,  
and manage Bluetooth data connections.  
Table 1-1, Table 1-2, Table 1-3, Table 1-4, and Table 1-  
5 provide the module’s environmental conditions, elec-  
trical characteristics, dimensions, radio characteristics,  
and digital I/O characteristics.  
As shown in Figure 1-1, the UART TX and RX are  
required to communicate with module and transfer data  
across Bluetooth SPP connection.  
1.2  
ASCII Command and Data  
Interface  
Connecting the hardware flow control lines CTS and  
RTS is highly recommended for applications that  
transmits a continuous stream of data.  
The “Bluetooth Data Module Command Reference and  
Advanced Information User’s Guide” provides a com-  
plete description of the ASCII command and data inter-  
face for the RN41/RN41N module.  
The module can be configured locally via the UART or  
over-the-air. To support instant cable replacement,  
auto-discovery/pairing does not require software con-  
figuration. Additionally, the module supports auto-con-  
nect master, I/O pin (DTR), and character-based trigger  
modes.  
TABLE 1-1:  
ENVIRONMENTAL CONDITIONS  
Parameter  
Value  
Temperature Range (Operating)  
Temperature Range (Storage)  
Relative Humidity (Operating)  
Relative Humidity (Storage)  
Moisture Sensitivity Level  
-40o C ~ 85o C  
-40o C ~ 85o C  
90%  
90%  
1
TABLE 1-2:  
ELECTRICAL CHARACTERISTICS  
Parameter  
Min.  
Typ.  
Max.  
Units  
Supply Voltage (DC)  
3.0  
3.3  
35  
65  
3.6  
60  
V
RX Supply Current  
mA  
mA  
TX Supply Current  
100  
Average Power Consumption  
Standby/Idle (Default Settings)  
Connected (Normal Mode)  
Connected (Low-Power Sniff)  
Standby/Idle (Deep Sleep Enabled)  
25  
30  
8
mA  
mA  
mA  
mA  
250  
2.5  
DS50002280A-page 4  
2014 Microchip Technology Inc.  
RN41/RN41N  
TABLE 1-3:  
MODULE DIMENSIONS  
RN41  
13.4 x 25.8 x 2  
Parameter  
RN41N  
13.4 x 20 x 2  
0.040  
Units  
Size  
mm  
oz.  
Weight  
0.045  
TABLE 1-4:  
RADIO CHARACTERISTICS  
Frequency  
Bluetooth  
Units  
Parameter  
Min.  
Typ.  
Max.  
(GHz)  
Specification  
Sensitivity at 0.1% BER  
2.402  
2.441  
2.480  
2.402  
2.441  
2.480  
2.402  
2.441  
2.480  
2.402  
2.441  
2.480  
-80  
-80  
-80  
16.3  
17.0  
18.4  
11.9  
10.9  
9.9  
5
-86  
-86  
-86  
-70  
dBm  
dBm  
dBm  
dBm  
dBm  
dBm  
dBm  
dBm  
dBm  
kHz  
kHz  
kHz  
kHz  
kHz  
kHz  
kHz  
kHz  
kHz  
kHz  
kHz  
kHz  
RF Transmit Power(1)  
RN41  
RF Transmit Power(1)  
RN41N  
Initial Carrier Frequency Tolerance  
75  
75  
5
75  
5
75  
20-dB Bandwidth for Modulated Carrier  
Drift (Five Slots Packet)  
Drift Rate  
900  
15  
1000  
1000  
40  
13  
20  
f1avg Maximum Modulation  
2.402  
2.441  
2.480  
2.402  
2.441  
2.480  
140  
140  
140  
140  
140  
140  
165  
165  
165  
190  
190  
190  
175  
175  
175  
> 140  
f2avg Minimum Modulation  
115  
TABLE 1-5:  
DIGITAL I/O CHARACTERISTICS  
3.0 V VDD 3.3 V  
Min.  
Typ.  
Max.  
Units  
Input Logic Level Low  
-0.4  
0.7 VDD  
+0.8  
VDD + 0.4  
0.2  
V
V
Input Logic Level High  
Output Logic Level Low  
V
Output Logic Level High  
VDD - 0.2  
+0.2  
V
All I/O pins (Except reset) Default to Weak Pull Down  
+1.0  
+5.0  
A  
2014 Microchip Technology Inc.  
DS50002280A-page 5  
RN41/RN41N  
Figure 1-2 and Figure 1-3 show the modules’  
dimensions.  
Figure 1-4 and Figure 1-5 show the pinout and  
Table 1-6 describes the module’s pins.  
FIGURE 1-2:  
RN41 MODULE  
DIMENSIONS  
FIGURE 1-4:  
RN41 PIN DIAGRAM  
ꢐ7RSꢃ9LHZꢑ  
ꢐ6LGHꢃ9LHZꢑ  
ꢉꢅꢁꢂ  
ꢉꢅꢁꢊ  
ꢉꢅꢁꢂ  
ꢉꢅꢁꢊ  
GND  
SPI_MOSI  
GPIO6  
1
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
SPI_MISO  
ꢉꢉꢁꢊ  
ꢉꢉꢁꢊ  
2
SPI_CSB  
GPIO4  
3
GPIO7  
4
GPIO5  
ꢈꢋꢁꢀ  
ꢈꢊꢁꢂ  
ꢈꢄꢁꢋ  
ꢈꢉꢁꢊ  
ꢈꢈꢁꢉ  
ꢈꢀꢁꢀ  
ꢂꢁꢂ  
RESET  
5
GPIO3  
ꢀꢁꢂꢀꢃPP  
RN41  
Top View  
SPI_CLOCK  
PCM_CLK  
PCM_SYNC  
PCM_IN  
PCM_OUT  
VDD  
6
GPIO2  
7
USB_D-  
USB_D+  
UART_CTS  
UART_RTS  
UART_TX  
UART_RX  
8
ꢇꢁꢋ  
9
ꢋꢁꢊ  
ꢅꢁꢉ  
10  
11  
12  
ꢊꢁꢀ  
ꢉꢁꢂ  
GND  
ꢀꢁꢀ  
ꢀꢁꢀ  
35 29 34 33 32 31 28 30  
'LPHQVLRQVꢃDUHꢃLQꢃPLOOLPHWHUV  
7ROHUDQFHVꢌ  
3&%ꢃ2XWOLQHꢌꢃꢍꢎꢏꢃꢀꢁꢈꢄꢃPP  
3&%ꢃ7KLFNQHVVꢌꢃꢍꢎꢏꢃꢀꢁꢈꢃPP  
FIGURE 1-5:  
RN41N PIN DIAGRAM  
FIGURE 1-3:  
RN41N MODULE  
DIMENSIONS  
ꢐ7RSꢃ9LHZꢑ  
ꢐ6LGHꢃ9LHZꢑ  
GND  
SPI_MOSI  
GPIO6  
1
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
SPI_MISO  
SPI_CSB  
GPIO4  
2
ꢉꢀꢁꢈ  
3
GPIO7  
4
GPIO5  
ꢈꢋꢁꢀ  
ꢈꢊꢁꢂ  
ꢈꢄꢁꢋ  
ꢈꢉꢁꢊ  
ꢈꢈꢁꢉ  
ꢈꢀꢁꢀ  
ꢂꢁꢂ  
ꢀꢁꢂꢀꢃPP  
RESET  
5
GPIO3  
SPI_CLOCK  
PCM_CLK  
PCM_SYNC  
PCM_IN  
PCM_OUT  
VDD  
6
GPIO2  
7
USB_D-  
RN41N  
Top View  
8
USB_D+  
UART_CTS  
UART_RTS  
UART_TX  
UART_RX  
ꢇꢁꢋ  
ꢋꢁꢊ  
9
ꢅꢁꢉ  
ꢊꢁꢀ  
10  
11  
12  
ꢉꢁꢂ  
ꢀꢁꢀ  
ꢀꢁꢀ  
GND  
35 29 34 33 32 31 28 30  
'LPHQVLRQVꢃDUHꢃLQꢃPLOOLPHWHUV  
7ROHUDQFHVꢌ  
3&%ꢃ2XWOLQHꢌꢃꢍꢎꢏꢃꢀꢁꢈꢄꢃPP  
3&%ꢃ7KLFNQHVVꢌꢃꢍꢎꢏꢃꢀꢁꢈꢀꢃPP  
DS50002280A-page 6  
2014 Microchip Technology Inc.  
RN41/RN41N  
TABLE 1-6:  
PIN DESCRIPTION  
Type  
Pin Symbol  
Description  
1
GND  
Power  
DI  
Ground reference  
2
SPI_MOSI  
GPIO6  
(Optional) Factory diagnostic and test. See Section 2.8 “SPI Interface”.  
Set Bluetooth master (high = auto-master mode)  
Set baud rate (high = force 9,600, low = 115K or firmware setting)  
Active-low Reset  
3
DIO  
DIO  
DI  
4
GPIO7  
5
RESET  
6
SPI_CLK  
PCM_CLK  
PCM_SYNC  
PCM_IN  
PCM_OUT  
VDD  
DI  
(Optional) Factory diagnostic and test. See Section 2.8 “SPI Interface”.  
(Do not connect) PCM interface(1)  
(Do not connect) PCM interface(1)  
(Do not connect) PCM interface(1)  
(Do not connect) PCM interface(1)  
7
DIO  
DIO  
DI  
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
DO  
Power  
Power  
DI  
Positive Supply  
GND  
Ground reference  
UART_RX  
UART_TX  
UART_RTS  
UART_CTS  
USB_D+  
USB_D-  
GPIO2  
UART receive input  
DO  
DO  
UART transmit output  
UART RTS, goes high to disable host transmitter  
UART CTS, if set high, it disables transmitter  
USB port. 1.5K pullup activated when USB port is ready (~500 ms after reset).  
USB port  
DI  
DIO  
DIO  
DIO  
Status, high when connected, low otherwise. See Section 2.3 “Connection  
Status”.  
20  
21  
GPIO3  
GPIO5  
DIO  
DIO  
Auto discovery = high  
Status, toggles based on state, low on connect. See Section 2.3 “Connection  
Status”.  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
GPIO4  
SPI_CSB  
SPI_MISO  
GND  
DIO  
Set factory defaults. See Section 2.2 “Factory Reset Using GPIO4”.  
(Optional) Factory diagnostic and test. See Section 2.8 “SPI Interface”.  
(Optional) Factory diagnostic and test. See Section 2.8 “SPI Interface”.  
Ground reference (RN41N only)  
DI  
DO  
Power  
AIO  
RF ANT  
GND  
Antenna, 50-Ohm impedance (RN41N only)  
Ground reference (RN41N only)  
Power  
Power  
Power  
AIO  
GND  
Ground reference  
GND  
Ground reference  
AIO0  
(Not used) Optional analog input.  
UART TX/RX data activity  
GPIO8  
GPIO9  
GPIO10  
GPIO11  
AIO1  
DIO  
DIO  
I/O  
DIO  
I/O (remote DTR signal)  
DIO  
I/O (remote RTS signal)  
AIO  
(Not used) Optional analog input  
Note 1: Pin numbers 7 through 10 are reserved for future use.  
2014 Microchip Technology Inc.  
DS50002280A-page 7  
RN41/RN41N  
2.4  
Module Mounting Details  
2.0  
APPLICATION INFORMATION  
Figure 2-1 and Figure 2-2 show the recommended  
PCB footprint for the RN41 and RN41N, respectively.  
When laying out the carrier board for the RN41 module,  
the areas under the antenna and shielding connections  
should not have surface traces, ground planes, or  
exposed vias.  
The following sections provide information on design-  
ing with the RN41/RN41N module, including radio  
interference, factory reset, solder reflow profile, con-  
nection status, and so on.  
2.1  
Reset Circuit  
Figure 2-3 and Figure 2-4 show the recommended  
mounting details for the RN41 and RN41N, respec-  
tively. For optimal radio performance, the RN41 mod-  
ule’s antenna end should protrude at least 31 mm  
beyond any metal enclosure.  
The RN41/RN41N contains a weak internal pull-up to  
VCC, and the reset polarity is active low. The module’s  
reset pin has an optional Power-on Reset circuit with a  
delay, which should only be required if the input power  
supply has a very slow ramp or tends to bounce or have  
instability on power-up. Often a microcontroller or  
embedded CPU I/O is available to generate the reset  
once power is stable. If not, designers can use one of  
the many low-cost power supervisor chips available,  
such as the MCP809 or MCP102/121.  
Figure 2-5 shows examples of good, bad, and accept-  
able positioning of the RN41 on the host PCB.  
FIGURE 2-1:  
RN41 RECOMMENDED  
PCB FOOTPRINT  
ꢐ7RSꢃ9LHZꢑ  
2.2  
Factory Reset Using GPIO4  
ꢈꢁꢀꢃPP  
ꢈꢁꢅꢃPP  
It is recommended to connect the GPIO4 pin to a  
switch, jumper, or resistor so it can be accessed. This  
pin can be used to reset the module to its factory  
default settings, which is critical in situations where the  
module has been misconfigured. To reset the module  
to the factory defaults, GPIO4 should be high on  
power-up and then toggle between low and high twice  
with a 1 second wait between the low-high transitions.  
ꢉꢅꢁꢂ  
Host PCB  
Ground Plane  
Edge  
ꢉꢀꢁꢈ  
ꢈꢆꢁꢄ  
ꢈꢋꢁꢀ  
ꢈꢊꢁꢂ  
ꢈꢄꢁꢋ  
ꢈꢉꢁꢊ  
ꢈꢈꢁꢉ  
ꢈꢀꢁꢀ  
ꢂꢁꢂ  
ꢀꢁꢂꢀꢃPP  
2.3  
Connection Status  
GPIO5 is available to drive an LED, and it blinks at var-  
ious speeds to indicate status, see Table 2-1. GPIO2 is  
an output that directly reflects the connection state as  
shown in Table 2-2.  
ꢇꢁꢋ  
ꢋꢁꢊ  
ꢅꢁꢉ  
ꢊꢁꢀ  
Shield Pads X4  
0.8 mm x 1.3 mm  
Do not locate vias  
or signal traces  
ꢉꢁꢂ  
TABLE 2-1:  
GPIO5 Status  
Toggle at 1 Hz  
GPIO5 STATUS  
Description  
ꢀꢁꢂ  
ꢀꢁꢀ  
under Shield Pads  
The module is discoverable and  
waiting for a connection.  
Toggle at 10 Hz The module is in command mode.  
'LPHQVLRQVꢃDUHꢃLQꢃPLOOLPHWHUV  
High  
The module is connected to  
another device over Bluetooth.  
TABLE 2-2:  
GPIO5 Status  
High  
GPIO2 STATUS  
Description  
The module is connected to  
another device over Bluetooth.  
Low  
The module is not connected over  
Bluetooth.  
DS50002280A-page 8  
2014 Microchip Technology Inc.  
RN41/RN41N  
FIGURE 2-2:  
RN41N RECOMMENDED  
PCB FOOTPRINT  
FIGURE 2-4:  
RN41N MODULE  
MOUNTING DETAILS  
ꢐ7RSꢃ9LHZꢑ  
ꢐ7RSꢃ9LHZꢑ  
ꢈꢁꢀꢃPP  
ꢈꢁꢅꢃPP  
ꢉꢀꢁꢈ  
ꢈꢆꢁꢄ  
Top Layer Signal  
Trace Keep-Out Area  
ꢈꢋꢁꢀ  
ꢈꢊꢁꢂ  
ꢈꢄꢁꢋ  
ꢈꢉꢁꢊ  
ꢈꢈꢁꢉ  
ꢈꢀꢁꢀ  
ꢂꢁꢂ  
ꢀꢁꢂꢀꢃPP  
ꢇꢁꢋ  
ꢋꢁꢊ  
ꢅꢁꢉ  
ꢊꢁꢀ  
Shield Pads X4  
0.8 mm x 1.3 mm  
Do not locate vias  
or signal traces  
ꢉꢁꢂ  
ꢀꢁꢂ  
ꢀꢁꢀ  
under Shield Pads  
Note:  
Example U.FL connector layout  
'LPHQVLRQVꢃDUHꢃLQꢃPLOOLPHWHUV  
FIGURE 2-3:  
RN41 MODULE  
MOUNTING DETAILS  
ꢐ7RSꢃ9LHZꢑ  
Keep area around antenna  
(approximately 31 mm) clear  
of metallic structures for  
best performance.  
ꢄꢈꢃPP  
ꢄꢈꢃFP  
Edge of  
Ground  
Plane  
ꢅꢁꢇꢃPP  
ꢉꢀꢁꢈꢃPP  
'LPHQVLRQVꢃDUHꢃLQꢃPLOOLPHWHUV  
2014 Microchip Technology Inc.  
DS50002280A-page 9  
RN41/RN41N  
FIGURE 2-5:  
RN41 HOST PCB EXAMPLE LAYOUT  
RN-41  
RN-41  
Best  
No Copper  
In these Areas  
RN-41  
RN-41  
Okay  
Okay  
Okay  
2.5  
External Antenna Types (RN41N)  
2.6  
HCI Mode  
The RN41N module’s antenna pin (pin 25) provides a  
50-ohm impedance to external antennas. Pin 25 can  
connect directly to a coaxial cable or to an antenna  
connector such as a U.FL or reverse polarity SMA.  
Microchip offers the Host Controller Interface (HCI)  
mode in addition to the standard operational mode of its  
Bluetooth modules (standard mode refers to the on-  
board stack running on the module).  
The PCB trace from pin 25 to the coaxial cable or con-  
nector should be less than 0.2 inches (5 mm) for mini-  
mum loss and the best impedance match. If the PCB  
trace is longer, it should be a 50-ohm impedance  
microstrip trace. Connect adjacent ground pins 24 and  
26 to a low-impedance ground on the host PCB and the  
antenna connection. Figure 2-4 gives example host  
PCB layout to a U.FL connector.  
In HCI mode, the on-board stack is bypassed and the  
module is put in a state that runs the Bluetooth base-  
band. The HCI provides a command reference inter-  
face to the baseband controller and the link manager,  
and provides access to the hardware status and control  
registers. This interface provides a uniform method for  
accessing the Bluetooth baseband capabilities.  
In this mode, the Bluetooth stack is no longer on-board  
the module. It is offloaded to the interfacing host pro-  
cessor. The Bluetooth module is used as a radio, per-  
forming the lower level MAC functionalities, while the  
application stack runs on the host processor.  
Modular certification of the RN41N module was per-  
formed with the external antenna types listed in  
Table 2-3.  
Refer to Section 3.0 “Regulatory  
Approval” for specific regulatory requirements by  
country.  
Using the module in HCI mode enables designers to  
implement profiles that are not natively supported on  
the Bluetooth module.  
TABLE 2-3:  
TESTED EXTERNAL  
ANTENNA TYPES  
Type  
Gain (dBi)  
Note:  
HCI mode is only available by ordering  
part RN41HCI for UART interface; or  
RN41U for USB interface.  
Monopole  
Whip  
0.56  
8
Yagi  
15  
DS50002280A-page 10  
2014 Microchip Technology Inc.  
RN41/RN41N  
Microchip offers HCI mode in two hardware interfaces:  
FIGURE 2-6:  
OPTIONAL SPI  
INTERFACE  
• HCI over UART (RN41HCI-I/RM)  
• HCI over USB (RN41U-I/RM)  
2.6.1  
HCI OVER UART  
In this mode, the hardware interface between the host  
processor and the Bluetooth module is the UART con-  
figured at 115.2 Kbps. You must interface the flow con-  
trol signals between the host processor and the  
Bluetooth module for the HCI interface to work. Failure  
to do so can cause the host processor and the Blue-  
tooth module to become out of sync and break the  
Bluetooth link.  
2.6.2  
HCI OVER USB  
2.9  
Bluetooth SIG QDID  
In this mode, the hardware interface between the host  
processor and the Bluetooth module is the USB. In this  
architecture, the Bluetooth module is the USB slave  
and the host processor is the USB host.  
The RN41 has a QDID registered with the Bluetooth  
SIG. The manufacturer using the RN41 module in their  
end product can reference this QDID when filing an  
EPL (end product listing) to use Bluetooth® brand and  
logo. Please visit the Bluetooth SIG at  
Using the USB interface offers the advantage of a  
faster data link between the Bluetooth module and the  
host processor. With this architecture, it is possible to  
achieve Bluetooth’s theoretical maximum throughput of  
3 Mpbs.  
www.bluetooth.org for more information.  
Declaration ID: B013180  
QDID: 7786  
2.7  
Soldering Recommendations  
The RN41/RN41N wireless module was assembled  
using standard lead-free reflow profile IPC/JEDEC J-  
STD-020.  
The module can be soldered to the host PCB using  
standard leaded and lead-free solder reflow profiles.  
To avoid damaging the module, the following recom-  
mendations are given:  
• Microchip Technology Application Note,” AN233  
Solder Reflow Recommendation” (DS00233) pro-  
vides solder reflow recommendations  
• Do not exceed peak temperature (Tp) of 250 C°  
• Refer to the solder paste data sheet for specific  
reflow profile recommendations  
• Use no-clean flux solder paste  
• Do not wash as moisture can be trapped under  
the shield  
• Use only one flow. If the PCB requires multiple  
flows, apply the module on the final flow.  
2.8  
SPI Interface  
The SPI Interface is primarily used for factory test and  
diagnostics. Although not required, the SPI interface is  
useful for restoring a corrupted flash image or enabling  
test modes required for certification testing.  
When module is installed in a final product that requires  
European type approval, see Section 3.3 “Europe”, it  
is recommended that the SPI interface should be  
accessible via 6-pin header as shown in Figure 2-6.  
2014 Microchip Technology Inc.  
DS50002280A-page 11  
RN41/RN41N  
2.10 Application Schematic  
Figure 2-7 shows a example application circuit. This schematic is for the RN-41-EK development tool. Refer to Section  
1.1 “MCU Interface” for details on how to connect RN41/RN41N to a microcontroller.  
FIGURE 2-7:  
TYPICAL APPLICATION CIRCUIT  
M1  
RN41 Module  
3.3V  
D1 Green LED  
R2  
1
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
SPI _MI SO  
SPI _SS  
PIO4  
PIO5  
GND  
SPI _MI SO  
SPI _CS#  
PIO4  
470  
SPI _MOSI  
PIO6  
2
3
SPI _MOSI  
PIO6  
Connection Status  
PIO7  
4
PIO5  
PIO7  
PIO5  
RESET _N  
SPI _SCK  
PCM_CL K  
PCM_SYNC  
PCM_I N  
PCM_OUT  
5
PIO3  
RESET  
PIO3  
D2  
Red LED  
R3  
6
PIO2  
PIO8  
SPI _SCK  
PCM_CL K  
PCM_SYNC  
PCM_I N  
PCM_OUT  
VDD  
PIO2  
470  
7
USB_D-  
USB_D+  
UART_CTS  
UART_RTS  
UART_TX  
UART_RX  
8
Activity  
9
CT S  
RT S  
TXD  
RX D  
U1  
TC1185  
VI N  
10  
11  
12  
3.3V  
VBUS  
5
1
3
VOUT  
3.3V  
R1  
C2  
1uF  
C1  
1uF  
GND  
4
SHDN  
BYP  
SHDN  
3k3  
C6  
100nF  
C5  
VBUS  
C4  
100nF  
100nF  
HEADER 1  
HEADER 2  
PIO6  
PIO7  
PIO4  
PIO3  
PIO2  
CT S  
1
2
1
U3  
2
RESET _N  
RXD  
TXD  
CTS  
RTS  
R12  
R13  
R11  
R14  
3k3  
3k3  
3k3  
3k3  
30  
2
32  
8
31  
6
FT232RQ  
3
3
TXD  
4
4
RXD  
RTS  
CTS  
DTR  
DSR  
DCD  
RI  
RT S  
VBUS  
J4  
5
5
TX D  
RX D  
PIO11  
PIO10  
PIO9  
PIO8  
VB1  
15  
14  
18  
27  
28  
1
2
3
6
6
USBDM  
VBUS  
D-  
D+  
D_N  
D_P  
7
7
VB2  
SHDN  
6
8
8
MTAB  
7
3
9
9
USBDP  
RESET  
OSCI  
5
10  
11  
12  
10  
11  
12  
GND  
3.3V  
USB Mini B  
22  
21  
10  
11  
9
CBUS0  
CBUS1  
CBUS2  
CBUS3  
CBUS4  
J1  
J2  
3.3V  
R10  
R9  
3k3  
3k3  
3k3  
3k3  
PIO4  
PIO3  
PIO6  
PIO7  
1
2
3
4
OSCO  
R8  
R7  
S1  
R18  
300k  
R15  
300k  
R17  
100k  
R16  
100k  
DS50002280A-page 12  
2014 Microchip Technology Inc.  
RN41/RN41N  
3.1.1  
LABELING AND USER  
INFORMATION REQUIREMENTS  
3.0  
REGULATORY APPROVAL  
This section outlines the regulatory information for the  
RN41/RN41N module for the following countries:  
The RN41/RN41N module has been labeled with its  
own FCC ID number, and if the FCC ID is not visible  
when the module is installed inside another device,  
then the outside of the finished product into which the  
module is installed must also display a label referring to  
the enclosed module. This exterior label can use word-  
ing as follows:  
• United States  
• Canada  
• Europe  
• Australia  
• New Zealand  
RN41:  
Contains Transmitter Module FCC ID: T9JRN41-3  
3.1  
United States  
The RN41/RN41N module has received Federal Com-  
munications Commission (FCC) CFR47 Telecommuni-  
cations, Part 15 Subpart C “Intentional Radiators”  
modular approval in accordance with Part 15.212 Mod-  
ular Transmitter approval. Modular approval allows the  
end user to integrate the RN41/RN41N module into a  
finished product without obtaining subsequent and sep-  
arate FCC approvals for intentional radiation, provided  
no changes or modifications are made to the module  
circuitry. Changes or modifications could void the  
user’s authority to operate the equipment. The end  
user must comply with all of the instructions provided  
by the Grantee, which indicate installation and/or oper-  
ating conditions necessary for compliance.  
or  
Contains FCC ID: T9JRN41-3  
This device complies with Part 15 of the FCC Rules.  
Operation is subject to the following two conditions:  
(1) this device may not cause harmful interference,  
and (2) this device must accept any interference  
received, including interference that may cause  
undesired operation  
RN41N:  
Contains Transmitter Module FCC ID: OA3-RN41N  
The finished product is required to comply with all appli-  
cable FCC equipment authorizations regulations,  
requirements and equipment functions not associated  
with the transmitter module portion. For example, com-  
pliance must be demonstrated to regulations for other  
transmitter components within the host product; to  
requirements for unintentional radiators (Part 15 Sub-  
part B “Unintentional Radiators”), such as digital  
devices, computer peripherals, radio receivers, etc.;  
and to additional authorization requirements for the  
non-transmitter functions on the transmitter module  
(i.e., Verification, or Declaration of Conformity) (e.g.,  
transmitter modules may also contain digital logic func-  
tions) as appropriate.  
or  
Contains FCC ID: OA3-RN41N  
This device complies with Part 15 of the FCC Rules.  
Operation is subject to the following two conditions:  
(1) this device may not cause harmful interference,  
and (2) this device must accept any interference  
received, including interference that may cause  
undesired operation  
2014 Microchip Technology Inc.  
DS50002280A-page 13  
RN41/RN41N  
A user’s manual for the product should include the fol-  
lowing statement:  
From the RN41N FCC Grant: Modular Approval. Power  
Output listed is conducted. The antenna(s) used for this  
device must be installed to provide a separation dis-  
tance of at least 20 cm from all persons, and must not  
be co-located or operating in conjunction with any other  
antenna or transmitter. This grant is valid only when the  
device is sold to OEM integrators and the OEM integra-  
tors are instructed to ensure that the end user has no  
manual instructions to remove or install the device. End  
users and installers must be provided with antenna  
installation instructions and transmitter operating con-  
ditions for satisfying RF Exposure compliance.  
This equipment has been tested and found to comply  
with the limits for a Class B digital device, pursuant to  
part 15 of the FCC Rules. These limits are designed  
to provide reasonable protection against harmful  
interference in a residential installation. This equip-  
ment generates, uses and can radiate radio fre-  
quency energy, and if not installed and used in  
accordance with the instructions, may cause harmful  
interference to radio communications. However,  
there is no guarantee that interference will not occur  
in a particular installation. If this equipment does  
cause harmful interference to radio or television  
reception, which can be determined by turning the  
equipment off and on, the user is encouraged to try to  
correct the interference by one or more of the follow-  
ing measures:  
If the RN41/RN41N module is used in a portable appli-  
cation (i.e., the antenna is less than 20 cm from per-  
sons during operation), the integrator is responsible for  
performing Specific Absorption Rate (SAR) testing in  
accordance with the guidance in KDB 447498.  
3.1.3  
APPROVED EXTERNAL ANTENNA  
TYPES  
• Reorient or relocate the receiving antenna.  
• Increase the separation between the equipment  
and receiver.  
To maintain modular approval in the United States, only  
the antenna types that have been tested shall be used.  
It is permissible to use different antenna manufacturer  
provided the same antenna type and antenna gain  
(equal to or less than) is used.  
• Connect the equipment into an outlet on a circuit  
different from that to which the receiver is con-  
nected.  
• Consult the dealer or an experienced radio/TV  
technician for help.  
Testing of the RN41N module was performed with the  
antenna types listed in Table 2-3.  
Additional information on labeling and user information  
requirements for Part 15 devices can be found in KDB  
Publication 784748 available at the FCC Office of Engi-  
neering and Technology (OET) Laboratory Division  
Knowledge Database (KDB) https://apps.fcc.gov/oetcf/  
kdb/index.cfm.  
3.1.4  
HELPFUL WEB SITES  
Federal Communications Commission (FCC): http://  
www.fcc.gov  
FCC Office of Engineering and Technology (OET) Lab-  
oratory Division Knowledge Database (KDB): https://  
apps.fcc.gov/oetcf/kdb/index.cfm.  
3.1.2  
RF EXPOSURE  
All transmitters regulated by FCC must comply with RF  
exposure requirements. KDB 447498 General RF  
Exposure Guidance provides guidance in determining  
whether proposed or existing transmitting facilities,  
operations or devices comply with limits for human  
exposure to Radio Frequency (RF) fields adopted by  
the Federal Communications Commission (FCC).  
3.2  
Canada  
The RN41/RN41N module has been certified for use in  
Canada under Industry Canada (IC) Radio Standards  
Specification (RSS) RSS-210 and RSSGen. Modular  
approval permits the installation of a module in a host  
device without the need to recertify the device.  
From the RN41 FCC Grant: Modular Approval. Power  
Output listed is conducted. The antenna(s) used for this  
device must be installed to provide a separation dis-  
tance of at least 20 cm from all persons, and must not  
be co-located or operating in conjunction with any other  
antenna or transmitter. This grant is valid only when the  
device is sold to OEM integrators and the OEM integra-  
tors are instructed to ensure that the end user has no  
manual instructions to remove or install the device. End  
users and installers must be provided with antenna  
installation instructions and transmitter operating con-  
ditions for satisfying RF Exposure compliance.  
3.2.1  
LABELING AND USER  
INFORMATION REQUIREMENTS  
Labeling Requirements for the Host Device (from Sec-  
tion 3.2.1, RSS-Gen, Issue 3, December 2010): The  
host device shall be properly labeled to identify the  
module within the host device.  
DS50002280A-page 14  
2014 Microchip Technology Inc.  
RN41/RN41N  
The Industry Canada certification label of a module  
shall be clearly visible at all times when installed in the  
host device, otherwise the host device must be labeled  
to display the Industry Canada certification number of  
the module, preceded by the words “Contains transmit-  
ter module”, or the word “Contains”, or similar wording  
expressing the same meaning, as follows:  
The above notice may be affixed to the device instead  
of displayed in the user manual.  
3.2.2  
RF EXPOSURE  
All transmitters regulated by IC must comply with RF  
exposure requirements listed in RSS-102 - Radio Fre-  
quency (RF) Exposure Compliance of Radiocommuni-  
cation Apparatus (All Frequency Bands).  
RN-41:  
Contains transmitter module IC: 6514A-RN413  
3.2.3  
APPROVED EXTERNAL ANTENNA  
TYPES  
RN-41N:  
Transmitter Antenna (from Section 7.1.2 RSS-Gen,  
Issue 3, December 2010):  
Contains transmitter module IC: 7693A-RN41N  
User Manual Notice for License-Exempt Radio Appara-  
tus (from Section 7.1.3 RSS-Gen, Issue 3, December  
2010): User manuals for license-exempt radio appara-  
tus shall contain the following or equivalent notice in a  
conspicuous location in the user manual or alterna-  
tively on the device or both:  
The RN41N module can only be sold or operated with  
antennas with which it was approved. Transmitter may  
be approved with multiple antenna types. An antenna  
type comprises antennas having similar in-band and  
out-of-band radiation patterns. Testing shall be per-  
formed using the highest gain antenna of each combi-  
nation of transmitter and antenna type for which  
approval is being sought, with the transmitter output  
power set at the maximum level. Any antenna of the  
same type having equal or lesser gain as an antenna  
that had been successfully tested with the transmitter,  
will also be considered approved with the transmitter,  
and may be used and marketed with the transmitter.  
This device complies with Industry Canada license-  
exempt RSS standard(s). Operation is subject to the  
following two conditions: (1) this device may not  
cause interference, and (2) this device must accept  
any interference, including interference that may  
cause undesired operation of the device.  
Le présent appareil est conforme aux CNR d'Indus-  
trie Canada applicables aux appareils radio exempts  
de licence. L'exploitation est autorisée aux deux con-  
ditions suivantes: (1) l'appareil ne doit pas produire  
de brouillage, et (2) l'utilisateur de l'appareil doit  
accepter tout brouillage radioélectrique subi, même  
si le brouillage est susceptible d'en compromettre le  
fonctionnement.  
When a measurement at the antenna connector is  
used to determine RF output power, the effective gain  
of the device's antenna shall be stated, based on mea-  
surement or on data from the antenna manufacturer.  
For transmitters of output power greater than 10 milli-  
watts, the total antenna gain shall be added to the mea-  
sured RF output power to demonstrate compliance to  
the specified radiated power limits.  
Transmitter Antenna (from Section 7.1.2 RSS-Gen,  
Issue 3, December 2010): User manuals for transmit-  
ters shall display the following notice in a conspicuous  
location:  
Approved external antenna types for the RN41N mod-  
ule are listed in Table 2-3.  
3.2.4  
HELPFUL WEB SITES  
Under Industry Canada regulations, this radio trans-  
mitter may only operate using an antenna of a type  
and maximum (or lesser) gain approved for the trans-  
mitter by Industry Canada. To reduce potential radio  
interference to other users, the antenna type and its  
gain should be so chosen that the equivalent isotrop-  
ically radiated power (e.i.r.p.) is not more than that  
necessary for successful communication.  
Industry Canada: http://www.ic.gc.ca/  
3.3  
Europe  
The RN41/RN41N module is an R&TTE Directive  
assessed radio module that is CE marked and has  
been manufactured and tested with the intention of  
being integrated into a final product.  
The RN41/RN41N module has been tested to R&TTE  
Directive 1999/5/EC Essential Requirements for Health  
and Safety (Article (3.1(a)), Electromagnetic Compati-  
bility (EMC) (Article 3.1(b)), and Radio (Article 3.2) and  
are summarized in Table 3-1: European Compliance  
Testing. A Notified Body Opinion has also been issued.  
All test reports are available on the RN41/RN41N prod-  
uct web page at http://www.microchip.com.  
Conformément à la réglementation d'Industrie Can-  
ada, le présent émetteur radio peut fonctionner avec  
une antenne d'un type et d'un gain maximal (ou  
inférieur) approuvé pour l'émetteur par Industrie Can-  
ada. Dans le but de réduire les risques de brouillage  
radioélectrique à l'intention des autres utilisateurs, il  
faut choisir le type d'antenne et son gain de sorte  
que la puissance isotrope rayonnée équivalente  
(p.i.r.e.) ne dépasse pas l'intensité nécessaire à  
l'établissement d'une communication satisfaisante.  
2014 Microchip Technology Inc.  
DS50002280A-page 15  
RN41/RN41N  
The R&TTE Compliance Association provides guid-  
ance on modular devices in document Technical  
Guidance Note 01 available at  
3.3.3  
HELPFUL WEB SITES  
A document that can be used as a starting point in  
understanding the use of Short Range Devices (SRD)  
in Europe is the European Radio Communications  
Committee (ERC) Recommendation 70-03 E, which  
can be downloaded from the European Radio Commu-  
nications Office (ERO) at: http://www.ero.dk/.  
http://www.rtteca.com/html/download_area.htm.  
Note:  
To maintain conformance to the testing  
listed in Table 3-1, the module shall be  
installed in accordance with the installa-  
tion instructions in this data sheet and  
shall not be modified.  
Additional helpful web sites are:  
• Radio and Telecommunications Terminal Equip-  
ment (R&TTE):  
http://ec.europa.eu/enterprise/rtte/index_en.htm  
When integrating a radio module into a  
completed  
product  
the  
integrator  
• European Conference of Postal and Telecommu-  
nications Administrations (CEPT):  
http://www.cept.org/  
becomes the manufacturer of the final  
product and is therefore responsible for  
demonstrating compliance of the final  
product with the essential requirements of  
the R&TTE Directive.  
• European Telecommunications Standards Insti-  
tute (ETSI):  
http://www.etsi.org  
3.3.1  
LABELING AND USER  
INFORMATION REQUIREMENTS  
• European Radio Communications Office (ERO):  
http://www.ero.dk/  
• The Radio and Telecommunications Terminal  
Equipment Compliance Association (R&TTE CA):  
http://www.rtteca.com/  
The label on the final product which contains the RN41/  
RN41N module must follow CE marking requirements.  
The “R&TTE Compliance Association Technical Guid-  
ance Note 01” provides guidance on final product CE  
marking.  
3.3.2  
ANTENNA REQUIREMENTS  
From R&TTE Compliance Association document Tech-  
nical Guidance Note 01:  
Provided the integrator installing an assessed  
radio module with an integral or specific antenna  
and installed in conformance with the radio mod-  
ule manufacturer’s installation instructions  
requires no further evaluation under Article 3.2  
of the R&TTE Directive and does not require fur-  
ther involvement of an R&TTE Directive Notified  
Body for the final product. [Section 2.2.4]  
The European Compliance Testing listed in Table 3-2  
was performed using the antenna types listed in  
Table 2-3.  
DS50002280A-page 16  
2014 Microchip Technology Inc.  
RN41/RN41N  
TABLE 3-1:  
Certification  
Safety  
RN41 EUROPEAN COMPLIANCE TESTING  
Standards  
Report  
Number  
Article Laboratory  
Date  
EN 60950-1:2006+A11:2009+A1:2010+A12:2011 [3.1(a)] Worldwide W6R21301-  
2013-05-23  
Testing  
13005-L  
Services  
(Taiwan)  
Co., Ltd.  
Health  
EMC  
EN 62479:2010  
W6R21301-  
13005-62479  
2013-10-03  
2013-09-09  
EN 301 489-1 V1.9.2 (2011-09)  
EN 301 489-17 V2.2.1 (2012-09)  
[3.1(b)]  
W6R21301-  
13005-E-16  
Radio  
EN 300 328 V1.8.1 (2012-06)  
(3.2)  
W6R21301-  
13005-T-45  
2013-10-03  
2013-10-16  
Notified Body  
Opinion  
Eurofins  
Product  
Service  
GmbH  
U9M-1305-  
2867-C-V01  
TABLE 3-2:  
Certification  
Safety  
RN41N EUROPEAN COMPLIANCE TESTING  
Standards Article Laboratory  
Report  
Number  
Date  
EN 60950-1:2006+A11:2009+A1:2010+A12:2011 (3.1a)  
Integrity  
EnE lab  
Inc.  
IL121010950 2012-10-22  
Health  
EMC  
EN 62311:2008  
Worldwide W6M21209- 2012-11-12  
Testing Ser- 12744-62311  
vices (Tai-  
wan) Co.,  
Ltd.  
EN 301 489-1 V1.9.2 (2011-09)  
EN 301 489-17 V2.2.1 (2012-09)  
EN 300 328 V1.7.1 (2006-10)  
(3.1b)  
W6M21209- 2012-11-12  
12744-E-16  
Radio  
(3.2)  
W6M21209- 2012-11-12  
12744-T-45  
Notified Body  
Opinion  
Eurofins  
Product  
Service  
GmbH  
U9M-1211-  
2432-C  
2012-11-23  
product web page at http://www.microchip.com. For  
more information on Australia compliance, refer to the  
Australian Communications and Media Authority web  
site http://www.acma.gov.au/.  
3.4  
Australia  
The Australia radio regulations do not provide a modu-  
lar approval policy similar to the United States (FCC)  
and Canada (IC). However, RN41/RN41N module RF  
transmitter test reports can be used in part to demon-  
strate compliance in accordance with ACMA Radio  
communications “Short Range Devices” Standard  
2004 (The Short Range Devices standard calls up the  
AS/NZS 4268:2008 industry standard). The RN41/  
RN41N module test reports can be used as part of the  
product certification and compliance folder. For more  
information on the RF transmitter test reports, contact  
Microchip Technology Australia sales office.  
3.4.1  
EXTERNAL ANTENNA  
REQUIREMENTS  
The compliance testing listed in Table 3-2 was per-  
formed using the antenna types listed in Table 2-3.  
3.4.2  
HELPFUL WEB SITES  
The Australian Communications and Media Authority:  
www.acma.gov.au/.  
To meet overall Australian final product compliance, the  
developer must construct a compliance folder contain-  
ing all relevant compliance test reports e.g. RF, EMC,  
electrical safety and DoC (Declaration of Conformity)  
etc. It is the responsibility of the integrator to know what  
is required in the compliance folder for ACMA compli-  
ance. All test reports are available on the RN41/RN41N  
2014 Microchip Technology Inc.  
DS50002280A-page 17  
RN41/RN41N  
3.5  
New Zealand  
The New Zealand radio regulations do not provide a  
modular approval policy similar to the United States  
(FCC) and Canada (IC). However, RN41/RN41N mod-  
ule RF transmitter test reports can be used in part to  
demonstrate compliance against the New Zealand  
“General User Radio License for Short Range  
Devices”. New Zealand Radio communications (Radio  
Standards) Notice 2010 calls up the AS / NZS  
4268:2008 industry standard. The RN41/RN41N mod-  
ule test reports can be used as part of the product cer-  
tification and compliance folder. All test reports are  
available on the RN41/RN41N product web page at  
http://www.microchip.com. For more information on the  
RF transmitter test reports, contact Microchip Technol-  
ogy sales office.  
Information on the New Zealand short range devices  
license can be found in the following web links:  
http://www.rsm.govt.nz/cms/licensees/types-oflicence/  
general-user-licences/short-range-devices  
and  
http://www.rsm.govt.nz/cms/policy-and-planning/spec-  
trum-policy-overview/legislation/gazette-notices/prod-  
uct-compliance/radiocommunications-radiostandards-  
notice-2010.  
To meet overall New Zealand final product compliance,  
the developer must construct a compliance folder con-  
taining all relevant compliance test reports e.g. RF,  
EMC, electrical safety and DoC (Declaration of Confor-  
mity) etc. It is the responsibility of the developer to  
know what is required in the compliance folder for New  
Zealand Radio communications. For more information  
on New Zealand compliance, refer to the web site http:/  
/www.rsm.govt.nz/.  
3.5.1  
EXTERNAL ANTENNA  
REQUIREMENTS  
The compliance testing listed in Table 3-2 was per-  
formed using the antenna types listed in Table 2-3.  
3.5.2  
HELPFUL WEB SITES  
Radio Spectrum Ministry of Economic Development:  
http://www.rsm.govt.nz/.  
DS50002280A-page 18  
2014 Microchip Technology Inc.  
RN41/RN41N  
4.0  
ORDERING INFORMATION  
Table 4-1 provides ordering information for the RN41/RN41N module.  
TABLE 4-1:  
ORDERING INFORMATION  
Part Number (1)  
Firmware (2)  
Description  
Class 1, 2.1+EDR, SPP profile  
RN41-I/RM  
Latest Production  
RN41-I/RM615  
RN41-I/RM477  
RN41HCI-I/RM  
RN41U-I/RM  
6.15  
Class 1, 2.1+EDR, SPP profile  
4.77  
Class 1, 2.1+EDR, SPP profile  
N/A  
Class 1, 2.0+EDR, HCI over UART  
Class 1, 2.0+EDR, HCI over USB  
Class 1, 2.1+EDR, HID and SPP profiles  
Class 1, 2.1+EDR, SPP and MFi profiles  
Class 1, 2.1+EDR, SPP and MFi profiles  
Class 1, 2.1+EDR, SPP and MFi profiles  
Class 1, 2.1+EDR, SPP profile  
N/A  
RN41HID-I/RM  
RN41APL-I/RM  
RN41APL-I/RM545  
RN41APL-I/RM543  
RN41N-I/RM  
6.11  
Latest Production  
5.45  
5.43  
Latest Production  
RN41N-I/RM615  
RN41N-I/RM477  
RN41NAPL-I/RM  
RN41NAPL-I/RM545  
RN41NAPL-I/RM543  
6.15  
Class 1, 2.1+EDR, SPP profile  
4.77  
Class 1, 2.1+EDR, SPP profile  
Latest Production  
Class 1, 2.1+EDR, SPP and MFi profiles  
Class 1, 2.1+EDR, SPP and MFi profiles  
Class 1, 2.1+EDR, SPP and MFi profiles  
5.45  
5.43  
Note 1: For other configurations, contact Microchip drectly.  
2: When ordering the standard part number (customer part number without firmware version), the customer  
will receive the latest firmware version depending on production date and availability. It is highly recom-  
mended to order part number by specific firmware version to ensure receiving consistent firmware version.  
Information on firmware versions can be found on the RN41/RN41N product web page and the “Bluetooth  
Data Module Command Reference and Advanced Information User’s Guide”.  
Go to http://www.microchip.com for current pricing and a list of distributors carrying Microchip products.  
2014 Microchip Technology Inc.  
DS50002280A-page 19  
RN41/RN41N  
NOTES:  
DS50002280A-page 20  
2014 Microchip Technology Inc.  
RN41/RN41N  
APPENDIX A: REVISION HISTORY  
Revision A (August 2014)  
This is the initial released version of the document in  
the Microchip format. This replaces Roving Networks  
RN41/RN41N Data Sheet.  
2014 Microchip Technology Inc.  
DS50002280A-page 21  
RN41/RN41N  
NOTES:  
DS50002280A-page 22  
2014 Microchip Technology Inc.  
RN41/RN41N  
THE MICROCHIP WEB SITE  
CUSTOMER SUPPORT  
Microchip provides online support via our WWW site at  
www.microchip.com. This web site is used as a means  
to make files and information easily available to  
customers. Accessible by using your favorite Internet  
browser, the web site contains the following  
information:  
Users of Microchip products can receive assistance  
through several channels:  
• Distributor or Representative  
• Local Sales Office  
• Field Application Engineer (FAE)  
Technical Support  
Product Support – Data sheets and errata,  
application notes and sample programs, design  
resources, user’s guides and hardware support  
documents, latest software releases and archived  
software  
Customers  
should  
contact  
their  
distributor,  
representative or Field Application Engineer (FAE) for  
support. Local sales offices are also available to help  
customers. A listing of sales offices and locations is  
included in the back of this document.  
General Technical Support – Frequently Asked  
Questions (FAQ), technical support requests,  
online discussion groups, Microchip consultant  
program member listing  
Technical support is available through the web site  
at: http://microchip.com/support  
Business of Microchip – Product selector and  
ordering guides, latest Microchip press releases,  
listing of seminars and events, listings of  
Microchip sales offices, distributors and factory  
representatives  
CUSTOMER CHANGE NOTIFICATION  
SERVICE  
Microchip’s customer notification service helps keep  
customers current on Microchip products. Subscribers  
will receive e-mail notification whenever there are  
changes, updates, revisions or errata related to a  
specified product family or development tool of interest.  
To register, access the Microchip web site at  
www.microchip.com. Under “Support”, click on  
“Customer Change Notification” and follow the  
registration instructions.  
2014 Microchip Technology Inc.  
DS50002280A-page 23  
RN41/RN41N  
NOTES:  
DS50002280A-page 24  
2014 Microchip Technology Inc.  
RN41/RN41N  
PRODUCT IDENTIFICATION SYSTEM  
To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office.  
Examples:  
I
PART NO.  
Device  
RM  
XXX  
a)  
RN41-I/RM:  
Ceramic Chip Antenna  
Latest production firm-  
ware version  
Temperature  
Range  
Package  
Firmware  
Revision  
Number  
b)  
c)  
d)  
RN41-I/RM615: CeramicChipAntenna  
Firmware version 6.15  
Device:  
RN41  
:
UART, Ceramic Chip Antenna  
UART, External Antenna  
RN41-I/RM477: Ceramic Chip Antenna  
Firmware version 4.77  
RN41N :  
RN41HCI: HCI over UART, Ceramic Chip Antenna  
RN41U : HCI over USB, Ceramic Chip Antenna  
RN41APL: SPP and MFi profiles, Ceramic Chip Antenna  
RN41APL-I/RM: Ceramic Chip Antenna  
Latest production firmware  
version  
Temperature Range:  
I
=
=
-40°C to +85°C  
Radio Module  
e)  
f)  
RN41APL-I/RM543:CeramicChipAntenna  
firmware version 5.43  
RN41HCI-I/RM: Ceramic Chip Antenna  
HCI over UART  
Package: *  
RM  
*All package offerings are Pb Free (Lead Free)  
2014 Microchip Technology Inc.  
DS50002280A-page 25  
RN41/RN41N  
NOTES:  
DS50002280A-page 26  
2014 Microchip Technology Inc.  
Note the following details of the code protection feature on Microchip devices:  
Microchip products meet the specification contained in their particular Microchip Data Sheet.  
Microchip believes that its family of products is one of the most secure families of its kind on the market today, when used in the  
intended manner and under normal conditions.  
There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our  
knowledge, require using the Microchip products in a manner outside the operating specifications contained in Microchip’s Data  
Sheets. Most likely, the person doing so is engaged in theft of intellectual property.  
Microchip is willing to work with the customer who is concerned about the integrity of their code.  
Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code. Code protection does not  
mean that we are guaranteeing the product as “unbreakable.”  
Code protection is constantly evolving. We at Microchip are committed to continuously improving the code protection features of our  
products. Attempts to break Microchip’s code protection feature may be a violation of the Digital Millennium Copyright Act. If such acts  
allow unauthorized access to your software or other copyrighted work, you may have a right to sue for relief under that Act.  
Information contained in this publication regarding device  
applications and the like is provided only for your convenience  
and may be superseded by updates. It is your responsibility to  
ensure that your application meets with your specifications.  
MICROCHIP MAKES NO REPRESENTATIONS OR  
WARRANTIES OF ANY KIND WHETHER EXPRESS OR  
IMPLIED, WRITTEN OR ORAL, STATUTORY OR  
OTHERWISE, RELATED TO THE INFORMATION,  
INCLUDING BUT NOT LIMITED TO ITS CONDITION,  
QUALITY, PERFORMANCE, MERCHANTABILITY OR  
FITNESS FOR PURPOSE. Microchip disclaims all liability  
arising from this information and its use. Use of Microchip  
devices in life support and/or safety applications is entirely at  
the buyer’s risk, and the buyer agrees to defend, indemnify and  
hold harmless Microchip from any and all damages, claims,  
suits, or expenses resulting from such use. No licenses are  
conveyed, implicitly or otherwise, under any Microchip  
intellectual property rights.  
Trademarks  
The Microchip name and logo, the Microchip logo, dsPIC,  
FlashFlex, flexPWR, JukeBlox, KEELOQ, KEELOQ logo, Kleer,  
LANCheck, MediaLB, MOST, MOST logo, MPLAB,  
32  
OptoLyzer, PIC, PICSTART, PIC logo, RightTouch, SpyNIC,  
SST, SST Logo, SuperFlash and UNI/O are registered  
trademarks of Microchip Technology Incorporated in the  
U.S.A. and other countries.  
The Embedded Control Solutions Company and mTouch are  
registered trademarks of Microchip Technology Incorporated  
in the U.S.A.  
Analog-for-the-Digital Age, BodyCom, chipKIT, chipKIT logo,  
CodeGuard, dsPICDEM, dsPICDEM.net, ECAN, In-Circuit  
Serial Programming, ICSP, Inter-Chip Connectivity, KleerNet,  
KleerNet logo, MiWi, MPASM, MPF, MPLAB Certified logo,  
MPLIB, MPLINK, MultiTRAK, NetDetach, Omniscient Code  
Generation, PICDEM, PICDEM.net, PICkit, PICtail,  
RightTouch logo, REAL ICE, SQI, Serial Quad I/O, Total  
Endurance, TSHARC, USBCheck, VariSense, ViewSpan,  
WiperLock, Wireless DNA, and ZENA are trademarks of  
Microchip Technology Incorporated in the U.S.A. and other  
countries.  
SQTP is a service mark of Microchip Technology Incorporated  
in the U.S.A.  
Silicon Storage Technology is a registered trademark of  
Microchip Technology Inc. in other countries.  
GestIC is a registered trademarks of Microchip Technology  
Germany II GmbH & Co. KG, a subsidiary of Microchip  
Technology Inc., in other countries.  
All other trademarks mentioned herein are property of their  
respective companies.  
© 2014, Microchip Technology Incorporated, Printed in the  
U.S.A., All Rights Reserved.  
ISBN: 978-1-63276-460-7  
QUALITY MANAGEMENT SYSTEM  
CERTIFIED BY DNV  
Microchip received ISO/TS-16949:2009 certification for its worldwide  
headquarters, design and wafer fabrication facilities in Chandler and  
Tempe, Arizona; Gresham, Oregon and design centers in California  
and India. The Company’s quality system processes and procedures  
are for its PIC® MCUs and dsPIC® DSCs, KEELOQ® code hopping  
devices, Serial EEPROMs, microperipherals, nonvolatile memory and  
analog products. In addition, Microchip’s quality system for the design  
and manufacture of development systems is ISO 9001:2000 certified.  
== ISO/TS 16949 ==  
2014 Microchip Technology Inc.  
DS50002280A-page 27  
Worldwide Sales and Service  
AMERICAS  
ASIA/PACIFIC  
ASIA/PACIFIC  
EUROPE  
Corporate Office  
2355 West Chandler Blvd.  
Chandler, AZ 85224-6199  
Tel: 480-792-7200  
Fax: 480-792-7277  
Technical Support:  
http://www.microchip.com/  
support  
Asia Pacific Office  
Suites 3707-14, 37th Floor  
Tower 6, The Gateway  
Harbour City, Kowloon  
Hong Kong  
Tel: 852-2943-5100  
Fax: 852-2401-3431  
India - Bangalore  
Tel: 91-80-3090-4444  
Fax: 91-80-3090-4123  
Austria - Wels  
Tel: 43-7242-2244-39  
Fax: 43-7242-2244-393  
Denmark - Copenhagen  
Tel: 45-4450-2828  
Fax: 45-4485-2829  
India - New Delhi  
Tel: 91-11-4160-8631  
Fax: 91-11-4160-8632  
France - Paris  
Tel: 33-1-69-53-63-20  
Fax: 33-1-69-30-90-79  
India - Pune  
Tel: 91-20-3019-1500  
Australia - Sydney  
Tel: 61-2-9868-6733  
Fax: 61-2-9868-6755  
Web Address:  
www.microchip.com  
Japan - Osaka  
Tel: 81-6-6152-7160  
Fax: 81-6-6152-9310  
Germany - Dusseldorf  
Tel: 49-2129-3766400  
Atlanta  
Duluth, GA  
Tel: 678-957-9614  
Fax: 678-957-1455  
China - Beijing  
Tel: 86-10-8569-7000  
Fax: 86-10-8528-2104  
Germany - Munich  
Tel: 49-89-627-144-0  
Fax: 49-89-627-144-44  
Japan - Tokyo  
Tel: 81-3-6880- 3770  
Fax: 81-3-6880-3771  
China - Chengdu  
Tel: 86-28-8665-5511  
Fax: 86-28-8665-7889  
Austin, TX  
Tel: 512-257-3370  
Germany - Pforzheim  
Tel: 49-7231-424750  
Korea - Daegu  
Tel: 82-53-744-4301  
Fax: 82-53-744-4302  
Boston  
China - Chongqing  
Tel: 86-23-8980-9588  
Fax: 86-23-8980-9500  
Italy - Milan  
Tel: 39-0331-742611  
Fax: 39-0331-466781  
Westborough, MA  
Tel: 774-760-0087  
Fax: 774-760-0088  
Korea - Seoul  
Tel: 82-2-554-7200  
Fax: 82-2-558-5932 or  
82-2-558-5934  
China - Hangzhou  
Tel: 86-571-8792-8115  
Fax: 86-571-8792-8116  
Italy - Venice  
Tel: 39-049-7625286  
Chicago  
Itasca, IL  
Tel: 630-285-0071  
Fax: 630-285-0075  
Netherlands - Drunen  
Tel: 31-416-690399  
Fax: 31-416-690340  
Malaysia - Kuala Lumpur  
Tel: 60-3-6201-9857  
Fax: 60-3-6201-9859  
China - Hong Kong SAR  
Tel: 852-2943-5100  
Fax: 852-2401-3431  
Cleveland  
Independence, OH  
Tel: 216-447-0464  
Fax: 216-447-0643  
Poland - Warsaw  
Tel: 48-22-3325737  
Malaysia - Penang  
Tel: 60-4-227-8870  
Fax: 60-4-227-4068  
China - Nanjing  
Tel: 86-25-8473-2460  
Fax: 86-25-8473-2470  
Spain - Madrid  
Tel: 34-91-708-08-90  
Fax: 34-91-708-08-91  
Dallas  
Addison, TX  
Tel: 972-818-7423  
Fax: 972-818-2924  
Philippines - Manila  
Tel: 63-2-634-9065  
Fax: 63-2-634-9069  
China - Qingdao  
Tel: 86-532-8502-7355  
Fax: 86-532-8502-7205  
Sweden - Stockholm  
Tel: 46-8-5090-4654  
Singapore  
Tel: 65-6334-8870  
Fax: 65-6334-8850  
Detroit  
Novi, MI  
Tel: 248-848-4000  
China - Shanghai  
Tel: 86-21-5407-5533  
Fax: 86-21-5407-5066  
UK - Wokingham  
Tel: 44-118-921-5800  
Fax: 44-118-921-5820  
Taiwan - Hsin Chu  
Tel: 886-3-5778-366  
Fax: 886-3-5770-955  
Houston, TX  
Tel: 281-894-5983  
China - Shenyang  
Tel: 86-24-2334-2829  
Fax: 86-24-2334-2393  
Indianapolis  
Noblesville, IN  
Tel: 317-773-8323  
Fax: 317-773-5453  
Taiwan - Kaohsiung  
Tel: 886-7-213-7830  
China - Shenzhen  
Tel: 86-755-8864-2200  
Fax: 86-755-8203-1760  
Taiwan - Taipei  
Tel: 886-2-2508-8600  
Fax: 886-2-2508-0102  
Los Angeles  
China - Wuhan  
Tel: 86-27-5980-5300  
Fax: 86-27-5980-5118  
Mission Viejo, CA  
Tel: 949-462-9523  
Fax: 949-462-9608  
Thailand - Bangkok  
Tel: 66-2-694-1351  
Fax: 66-2-694-1350  
China - Xian  
Tel: 86-29-8833-7252  
Fax: 86-29-8833-7256  
New York, NY  
Tel: 631-435-6000  
San Jose, CA  
Tel: 408-735-9110  
China - Xiamen  
Tel: 86-592-2388138  
Fax: 86-592-2388130  
Canada - Toronto  
Tel: 905-673-0699  
Fax: 905-673-6509  
China - Zhuhai  
Tel: 86-756-3210040  
Fax: 86-756-3210049  
03/25/14  
DS50002280A-page 28  
2014 Microchip Technology Inc.  

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