说明：  ATmega48/88/168产品特性 • 高性能、低功耗的8 位AVR® 微处理器 – 256/512/512 字节的EEPROM (ATmega48/88/168) 擦写寿命: 100,000 次 – 512/1K/1K 字节的片内SRAM (ATmega48/88/168) – 具有独立振荡器的实时计数器RTC – 六通道PWM – 8路10 位ADC(TQFP 与MLF 封装) – 6路10 位ADC( PDIP 封装) – 可编程的串行USART 接口 – 可工作于主机/ 从机模式的SPI 串行接口
(ATmega48/88/168 Product Features • High-performance, low power 8-bit AVR ® microcontroller- 256/512/512 bytes EEPROM (ATmega48/88/168) rewritable Life: 100,000- 512/1K/1K bytes of on-chip SRAM (ATmega48/88/168)- real-time counter with separate oscillator RTC- 6-channel PWM- 8 channel 10-bit ADC (TQFP and MLF packages)- 6-channel 10-bit ADC (PDIP Package )- Programmable Serial USART interfaces- can operate in master/slave mode SPI serial interface)