一段键盘处理源码，包括按键处理、AD采样等功能。

基于C51体系结构实现的电路保护的源代码，有非常珍贵的商业价值-C51-based architecture to achieve circuit protection of source code, has a very valuable commercial value

AVR开发板范例程序,WS开发板配套_51_汇编源程序-AVR development board example of the procedure, WS development board supporting the compilation of source _51_

freescale mc9S08DZ60 IRQ C语言外部中断程序-IRQ

少见的12864万年历，功能齐全12864+万年历,非常适合单片机开发的人用-Perpetual Calendar 12864 rare, full-featured 12864+ Calendar, very suitable for development with single-chip microcomputer

C51单片机端，实现收到的HEX代码转换为BIN代码，并写入ROM中。-C51 single-chip client, realize received HEX code convert BIN code and write ROM.

keil C51 LCD 驱动源码,其中还有I2C驱动,ADC驱动,键盘操作等,是一个完整的keil源代码,供大家参考-Keil C51 LCD driver source code, which also drives I2C, ADC drive, keyboard operation, is a complete source code Keil, for your reference

128X64点阵式源代码在51单片机程序实现 CPU处理器SST89C58-128X64 Dot Matrix source code of the 51 single-chip CPU processor program SST89C58

太阳能热水器方案详情，包括标牌和登记册详情

功能： 1、作为下位机采集8255数据并将此数据通过通讯送出， 2、采集数据为BCD，先转换成二进制，处理后再转换成BCD 3、通讯采用方式3，多机通讯，上位机发地址时TB8=1，其他TB8=0 下位机SM2=1，RB8=1时产生中断后使SM2=0收发数据，结束后SM2=1-Features: 1, as under the 8255-bit machine data collection and communications sent through this data, 2, collected data for the BCD, first converted into binary, and then converted to deal with BCD 3, communication using methods 3, multi-machine communication, PC-fat address TB8 = 1, other TB8 = 0 under the digital machine SM2 = 1, RB8 = 1 when the failure to make SM2 = 0 to send and receive data, after the end of SM2 = 1

使用1520控制器的12232点阵液晶模块的51单片机控制C代码,keil编译通过,使用端口直接连接方法,P1口为数据口,控制线在P3部分端口-1520 controller using dot matrix LCD module 12232 51 C MCU control code keil compiled by the use of ports directly connected, I P1 for data export, the line of control in some ports P3