J-link USB转串口 ，是一款适合笔记本开发嵌入式的工具，这对笔记本开发者很有帮助。-J-link usb zhuan chuan kou,shi yi kuan shi he bi ji ben kai fa qian ru shi de gong ji ,zhe dui bi ji ben kai fa zhe hen you bang zhu.

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