低电压检测. A口低8位接键盘列线，键盘行线接VDDIO；B口高8位接LED // 按K1键 低电压为2.4v // 按K2键 低电压2.8v...

pcb最小系统，可以根据提供的图进行修改共开发使用。-pcb minimum system that can be modified to provide plans were developed using the.

dos 下计算51单片机波特率的小程序。用TC2.0编译。-dos calculated SCM baud rate of 51 small programs. WITH TC 2.0 compiler used.

详细介绍了LCD相机标定的原理-Described in detail the principles of camera calibration LCD

带闹钟功能，可以调整闹钟和时间。文件含有protel 做的原理图和PCB文件-With alarm function, you can adjust the alarm and time. Does the document contain Protel schematic and PCB documents

P87C591的a/d 转换程序，可在keil 51下调试运行，也可将其参数修改后作为函数使用。-P87C591 the a/d conversion, in the next 51 c51 debugging operation, but also its parameters can be modified as a function use.

c51语言的93C46驱动程序-93C46 Driver

制版软件PROTEL99的封装库文件,-Engraving Software package library file PROTEL99

液晶测试程序 液晶是精电鹏远的16265B CPU是89s51-LCD test procedure is Varitronix LCD pang 16265BCPU is far 89s51

c8051f020串口调试程序,针对c8051系列芯片，这是一个不错的例子噢〉-C8051f020 serial debugging procedures against c8051 series chip, which is a good example Oh>

profibus通信协议，基于ATmega64，需要协议芯片SPC3的支持-PROFIBUS communication protocol, based on the ATmega64, need the support of SPC3 chip agreement