LOW-POWER, FULL-SPEED USB 8-BIT MCU WITH 32K FLASH, 5K RAM, FLASH CARD I/F, TIMER, PWM, ADC, I2C, SPI低功耗,全速USB的8位MCU 32K FLASH, 5K RAM ,FLASH CARD I / F ,定时器, PWM , ADC , I2C , SPI