51单片机串口通信程序，还有Proteus仿真电路图-51 single-chip serial communication program, as well as circuit simulation with Proteus

基于msp430F149捕获脉冲宽度的程序，很详细，以及常见问题的解决-Msp430F149 capture the pulse width based on the program, very detailed, and solve common problems