Sense HAT ATtiny88 分析Sense HAT的ATtiny88 MCU代码 参考文档 rpi-sense firmware souce code rpi-sense schematic AVR MCU Reference Manual http://ww1.microchip.com/downloads/en/DeviceDoc/doc8008.pdf ATtiny88 Pins Schematic MCU I2C汇编解读 #include <util/twi.h> rpi-sense.S汇编解读