himself wrote the CH452 drive with the Keil C51 write

ds18b20 温度传感器 硬件设计和软件编程 供大家学习只用 能力有限 大家共同探讨-DS18B20 temperature sensor hardware design and software programming for your learning only limited ability to explore all

8051 VARIOUS UTILITY FUNCTIONSUTIL_ADCAD - Add Acc to DPTR, sets CYUTIL_ADCBAD - Add B/A to DPTR, sets CYUTIL_SUBBAD-8051 VARIOUS UTILITY FUNCTIONSUTIL_ADCAD- Add Acc to DPTR, sets CYUTIL_ADCBAD- Add B/A to DPTR, sets CYUTIL_SUBBAD

C51与HT9170和HT9200接口程序(双音多频)-C51 with HT9170 and HT9200 interface program (DTMF)

pid控制的源程序，很不错的，请大家注意关注啊-pid control source, it is good, draw attention to concerns ah

C8051F340/1/2/3/4/5/6/7/8/9/A/B devices are fully integrated mixed-signal System-on-a-Chip MCUs designed specifically for USB applications.-C8051F340/1/2/3/4/5/6/7/8/9/A/B devices are fully integrated mixed-signal System-on-a-Chip MCUs designed specifically for USB applications.

单片机在使用KEIL调试时如何在STARTUP.a51里设置寄存器的源码.-Single-chip debugging using KEIL how STARTUP.a51 installed in the source register.

中断触发的串口收发程序，可以检测按键，并且用四位数码管显示接收到的前四位代码，有详细的注释-Interrupt-triggered serial transceiver program can detect key, and LED display with four of the top four received the code, contains a detailed comment

内含单片机中对日期时间的查询等功能,可对单片机存储空间进行时间点分配查询的功能-Containing single-chip time of the date of the query and other functions can be carried out on single-chip storage space distribution point in time query function

本例采用89C52, 晶振为11.0592MHZ，关于如何编制音乐代码, 其实十分简单,各位可以看以下代码.频率常数即音乐术语中的音调,而节拍常数即音乐术语中的多少拍 所以拿出谱子, 试探编吧!-Example use of the 89C52, crystal for 11.0592MHZ, on how to prepare music code, is actually very simple, you can see the following code. Frequency that is constant in terms of tonal music, and the constant beat of music terminology that is how much of the shoot so come up with music score , test made it!

此程序为键盘接口芯片程序，适合与avr单片机上，已经修改调试过-procedure for the keyboard interface chip procedures, and appropriate avr microcontroller, has been amended over Debugging