板上资源: CPU:ATmega128 键盘:4*4矩阵 LCD:金鹏OCMJ4X8C(128*64) LED:1*8 AD:MAX1168(样片),16位精度,逐次逼近,SPI接口... DA:MAX518(样片),8为精度,I2C接口... 温度传感器:DS1624(样片),精度为0.03125°C,I2C接口 实时时钟:DS3231(样片),I2C接口 串口:MAX232(样片) 串口转USB:CH341A(UART)(沁恒样片)……