展会行车是用三菱PLC控制自动移动的大型LED广告屏[2008深圳高交会上使用]，本代码实现广告屏主机与三菱PLC通讯。yhp1888@126.com-Show carriageway is Mitsubishi PLC control automatically the movement of large-scale LED advertising screen [2008 at the Shenzhen High-use], implementation of the code screen

An RS232 port controls a TSA5512 via a PIC16F84 This allows a TV tuner to be scanned across its full range. 4MHz crystal for the PIC, the tuner has it s own internal crystal. Use a MAX232 for level shifting. SCL RB6 SDA RB5 Din RA1 Dout

这是一个用于对PC机上串口操作的程序,是应用于对ID卡读卡器操作的,其中的Example方法是主方法,不过它的显示是在后台,在前台显示的话就是TestToComm方法,不过它有一些BUG,就是线程没有处理好,如果有哪位有兴趣看一下,帮忙改进一下,在这谢过了,E-mail:wangyunfu2011@126.com-This is a program for the PC serial port operation, the Example method applied to the operat