USB communications source code, the entire Internet, downloading re

好东东，用C写的，USB接口程序，很好用-Dongdong good with C wrote, USB interface program, a very good use

Manual_SIM300 detailed description

45db081的读写程序，应用于spi总线的读写，在keil c环境下编译通过-45db081 read and write procedures for the 20 bus to read and write, the c51 c compiler environment through

串口波特率设置小软件-serial port baud rate set small software

系统介绍labview的RS232,RS485串口等原理。以及labview中串口的编程源程序截屏和参数设置。-System labview introduction of RS232, RS485 serial port, such as the principle. As well as in the serial programming labview Screenshots and source parameters.

Delphi编写的串口测试程序，适合测试计算机串口好坏！-Delphi serial test procedure for the testing of computer Serial good or bad!

网络上很流行的UCOS版本,本人通过他实现了UCOS的应用,还是蛮稳定的东西,ucos果然方便-UCOS very popular on the network version, I realized UCOS through his application, or something pretty stable, ucos indeed facilitate the

一个gps通讯接口程序可及时更新计算机时间-A gps communications interface program may update computer time

串口通信控制XX变频器,VB下编的界面，已调试通过，可以运行，-VB_rs232_transducer

串口通信，上位机可以呼叫下位机的8个设备号，进行数据传输-Serial communication, host computer can call the next crew of the No. 8 device, data transmission