This procedure is the routine display module, the access device for four eight l...

代码说明：

本程序是显示模块的例程，所接器件为四位八段led数码管，其中PTB0-PTB3 与数码管的位选相连接，PTB4，PTB5与74LS164连接确定你开发板上拨码开 关JP1（图片上的12）的两位和JP4（图片上的9）的5、6、7、8位处于on）， 而其他位处于远离on！-This procedure is the routine display module, the access device for four eight led digital tube, which PTB0-PTB3 bit digital tube and connected to the election, PTB4, PTB5 with 74LS164 sure you connect the development of on-board DIP switch JP1 ( picture on the 12) two and JP4 (picture on the 9) of 5,6,7,8 located at on), while the other located at far away from the on!