20*2液晶驱动程序，可以以总线方式或间接控制方式，注释清楚明了...

AT89C51的有关语音芯片-isd4004的驱动程序-AT89C51 voice chip on the driver-isd4004

用于远程抄表系统中的一个现场数据采集模块，精确到小数点后2位，可采集2路单脉冲2路双脉冲，并向上位机提供数据-For remote meter reading system in a field data acquisition module, accurate to two decimal places can capture 2-way single-pulse 2-way dual-pulse, to the host computer to provide data

24C02EEPROM C源程序，I2C接口，很有用的一种接口，值得学习。-24C02EEPROM C source code, I2C interface, a very useful interface, it is worth learning.

有急于51单片机IIC的操作讲解，和at24c02的一些基本资料，和IIC读写基本操作！-51 Single-chip IIC eager to have the operation on, and AT24C02 some basic information, and IIC to read and write basic operation!

采用STC89C54RD实现的一个完整的流量计控制系统源代码，包含了对STC89C54RD内部Flash的编程（自创）和对ICL7135的数据采集编程，该代码实现的产品已经实用化。-STC89C54RD used to achieve a complete flowmeter control system source code, contains an internal Flash programming STC89C54RD (own) and ICL7135 data acquisition programming, the code of the product has been the realization of practical use.

在电话上用单片机来实现电话报警系统-a phone alarm system develop by MCU on phone line

这是62420的源代码程序,已通过调试并成功应用于产批品中-This is the source code 62420 procedures have been adopted and successfully used in debugging awarded materials

MSP430单片机上的CH452键盘扫描程序-MSP430 the CH452 keyboard Scan

51系列单片机的IIC软件包，模拟通信软件包，可以和具有IIC的芯片使用-51 Series MCU IIC package, analog communications package, you can chip and the use of IIC

这是一本关于Protel2004的教程,详细介绍了如何使用该软件绘制电路图和PCB板-This is a tutorial on Protel2004 details on how to use the software rendering circuit diagram and PCB board