预付费电能表售电管理系统

AT89S51资料，中文版的，很利于大家学习-AT89S51 information, the Chinese version, it is beneficial to them to learn from

普通IO口模拟RS232串口 占用定时器0中断 在TH0,TL0中设置波特率的大小 注意不要开定时器0的中断，这里用的是查询方式-ordinary RS232 serial I simulated occupancy Timer 0 interrupt the switching, TL0 set baud rate to the size not to open the Timer 0 interrupt here with the inquiry

Tai lieu mo phong AVR. co the tham khao mot so thong tin de ung dung duoc.

键盘示意图键盘示意图

基于80C51的一个例子程序,实现了流水灯操作-an example of the process and realized the water lights operation

STM32F103VBT6 实现 norflash 功能-STM32F103VBT6 realize norflash function

C51单片机控制系统代码升级程序通讯协议。-C51 single-chip control system communication protocol code upgrade process.

基于MCS- 51 单片机的洗衣控制系统, 控制面板由按键、指示灯和LED 显示器组成。 按键选择洗衣机工作方式, 指示灯配合按键工作, LED 显示器则显示洗衣机洗涤和脱水时 间。洗衣机的整体电路模块包括键盘矩阵、指示灯、电动机控制及电源电路。控制程序设计 包括定时中断服务程序、外中断服务程序及主程序。-Based on MCS-51 SCM laundry control system, control panel by the button, LED indicator light and display components. Button to choose washing machines work, light work with the button, LED display shows time washing machine washing and dehydration. Washing the overall circuit module includes a keyboard matrix, light, motor control and power circuit. Control program design includes interrupt service routine from time to time, outside the interrupt service routine and the main program.

采用0.5的数码管,制作数字钟内含数字钟C程序和BCB版图！可用于生产！-With 0.5 digital control, making a digital clock digital clock embedded C programs and BCB layout! Can be used in the production!

这是在SL811上实现的对U盘进行FAT32或FAT16读写的程序，用于51单片机-This is achieved in the SL811 to the U to FAT32 or FAT16 disk to read and write procedures for the 51 single-chip microcomputer