keyboard scan LED driver chip ch451 information and c language source code

MSP430对SD卡驱动程序，C语言，运行环境IAR-SD card driver program

单片机在红外测温上的开发应用.对于正在开发红外测温的工程师有一定帮助-SCM in the development and application of infrared thermometry. For the infrared temperature measurement are being developed to some extent help the engineers

实现了C8051F040串口的收发 相当实用-Realize the C8051F040 useful serial transceiver

新编万年历星期速算法C语言的实现-speed algorithm C implementation

常用元件汇总，包括：1N系列二极管、74系列、4000与4500、变容二极管参数、常用二极管、常用芯片、场效应管性能、光电器件、横流二极管、快恢复二极管、三极管等-Summary of commonly used components, including: 1N series of diodes, 74 series, 4000 and 4500, Varactor parameters, commonly used diodes, commonly used chip FET performance, optoelectronic devices, cross-flow diodes, fast recovery diodes, transistors, etc.

1602 液晶显示子程序 可直接套用 代替数码管显示必备-Liquid crystal display subroutine 1602 can be directly applied to replace the digital display must

单片机 串行E2PROM93C46扩展-Single-chip Serial E2PROM93C46 expansion

此为友善之臂micro2440板的底板原理图，更新时间是2009年2月28日。-This is a friendly arm on the Backplane board micro2440 schematic, update time is February 28, 2009.

80C51单片机中字符型液晶1602显示实验的源程序，里面包含了1602的datasheet。-80C51 MCU 1602 character LCD display source experiments, which contains the 1602

ip地址搜索软件，可以用来搜寻失去ip地址的设备。-ipsan。