WT6801 [ETC]
display built-in characters or fonts onto monitor screen for CRT monitors and LCD monitors ; 显示器内置的字符或字体到显示器屏幕的CRT显示器和LCD显示器\n
| 型号： | WT6801 |
| 厂家： | 
ETC |
| 描述： | display built-in characters or fonts onto monitor screen for CRT monitors and LCD monitors
|
| 文件： | 总3页 (文件大小：64K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Weltrend Semiconductor, Inc.
WT6801
Monitor On-Screen Display
Data Sheet
REV. 1.0
June 27, 2000
The information in this document is subject to change without notice.
Ó
Weltrend Semiconductor, Inc. All Rights Reserved.
2F, No. 24, Industry E. 9th RD., Science-Based Industrial Park, Hsin-Chu, Taiwan
TEL:886-3-5780241 FAX:886-3-5794278.5770419
Email:support@weltrend.com.tw
WT6801
Data Sheet Rev. 1.0
GENERAL DESCRIPTION
The WT6801 is designed to display color symbols or characters onto monitor. By storing display data in its
RAM and control information in the registers via I2C interface, WT6801 can carry out screen refresh without
any MCU supervision.
FEATURES
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Programmable horizontal resolutions up to 1530 dots per line
Horizontal frequency up to 120KHz
On-chip PLL up to 96MHz
Fully programmable character array of 15 rows by 30 columns
12x18 dot matrix per character
256 characters and graphic symbols ROM including 16 multi-color fonts
8 colors per display character
7 colors per display character background
4 programmable windows
Double character height and width control
Programmable character height (18 to 71 lines)
Programmable row-to-row spacing
Programmable vertical and horizontal positioning for display screen center
Bordering, shadowing and blinking effect
Fade-in/Fade-out effect
Video timing capture for auto sizing
I2C interface with slave address $7AH
Package type : 16-pin and 20-pin plastic DIP/SOP
PIN CONFIGURATION
WT6801N160
WT6801S160
WT6801N200
WT6801S200
VSSA
LF
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
VSS
VSSA
LF
1
2
3
4
5
6
7
8
9
10
20
VSS
ROUT
GOUT
BOUT
FBKG
HFX
19
18
17
16
15
14
13
12
11
ROUT
GOUT
BOUT
FBKG
HFX
VCO
VDDA
HFLB
CLKIN
SDA
VCO
VDDA
HFLB
CLKIN
SDA
VFLB
VDD
VFLB
VDD
SCL
SCL
BIN
GIN
RIN
Weltrend Semiconductor, Inc.
Page 2
WT6801
Data Sheet Rev. 1.0
PIN DESCRIPTION
Pin No.
N160 N200
S160 S200
Pin Name
I/O
Description
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
VSSA
LF
Analog ground.
I/O Loop filter of PLL.
I/O VCO control voltage input.
Analog power supply
VCO
VDDA
HFLB
CLKIN
SDA
SCL
BIN
I
I
Horizontal sync input.
External clock input.
I/O Serial data of I2C interface.
I
I
I
I
Serial clock of I2C interface.
Blue color input.
Green color input.
Red color input.
10 GIN
11 RIN
12 NC
No Connection.
9
10
11
13 VDD
14 VFLB
15 HFX
Digital power supply
Vertical sync input.
Output a sync signal with N times Hsync input frequency.
Fast Blanking output. This pin controls the mixer of vedio amplifier
to cutoff the video signal while displaying character or window.
Blue color output
Green color output
Red color output
Digital ground
I
O
12
16 FBKG
O
13
14
15
16
17 BOUT
18 GOUT
19 ROUT
20 VSS
O
O
O
Weltrend Semiconductor, Inc.
Page 3
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display built-in characters or fonts onto monitor screen for CRT monitors and LCD monitors
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