philiph单片机P89LPC936经A/D采样后的数据，通过串口向外发送，包含此款单片机的端口设置和A/D，UART口的设置等,philiph MCU P89LPC936 through A/D sampled data, send out through the serial port, including port settings and Cikuan microcontroller A/D, UART port settings, etc.

STC89C51RD单片机普通模拟IO串口-Generic software uart written in C, requiring a timer set to 3 times the baud rate, and two software read/write pins for the receive and transmit functions