C51 examples, please take a look at each other all of the other party to the oth...

THE USE OF74LS164 74LS164 74LS164 -THE USE OF74LS164 74LS16474LS16474LS16474LS164

字库代码提取，在电子行业单片机应用有帮助！-font code extraction, in the electronics industry SCM application help!

DAC0832 DA转换 三角波 正弦波 以及锯齿波 的源程序-DAC0832 DA conversion triangle-wave sine wave, as well as the source sawtooth

Interface PS/2 key board-Interface PS/2 key board

时钟芯片H1380控制程序，实现单片机时钟功能-Clock Chip H1380 control procedures, to achieve single-chip clock function

ps2键盘的命令集，编写键盘驱动时有用。EDH:置位/复位 LED 指示器。键盘右上角有三个 LED 指示器,分别反映 Caps、Num 和 Scroll 三个键的 锁定情况。参数字节如表 2 所列。 -ps2 keyboard command set, the preparation of useful keyboard-driven. EDH: Set/reset LED indicator. The upper right corner of the keyboard has three LED indicators, respectively, reflecting the Caps, Num and Scroll Lock keys in three cases. Parameter bytes as listed in Table 2.

介绍了一种利用定时中断为单片机编写高音准的音乐程序的方法，并给出实例程序清单。-introduces a timer interrupt to the microcontroller prepared Treble-music approach procedures, and gives a list of examples.

1602的详细讲解，DATASHEET 和KEILC51的原码，可以作为参考-1602 of detailed briefings, DATASHEET and KEILC51 original code, can be used as reference

ADC0809数据采集程序，适合与51系列单片机系统。-ADC0809 data acquisition procedures, suitable for single-chip microcomputer system with 51 series.