基于单片机的指纹识别考勤系统的设计

标准PS2键盘驱动程序-standard PS2 keyboard driver

File Name                      Description ---------------------------------------------------------------------------------------- fet140_1.c                     Software Toggle P1.0 fet140_adc12_01.c              ADC12, Sample A0, Set P1.0 if A0 > 0.5*AVcc fet140_adc12_02.c              ADC12, Using the Internal Reference fet140_adc12_03.c              ADC12, Sample A10 Temp, Set P1.0 if Temp ++ ~2C fet140_adc12_04.c              ADC12, Extend Sampling Period with SHT Bits fet

ATMEGA128下的ucosII，已经移植成功，真实项目源码，无缺少无删减，使用AVR studio4.19+WinAVR-2007编译通过。

24c08-24c31EEPROM初始化，读写，页读写源码程序。-24c08-24c31EEPROM initialization, read and write, page-source program to read and write.

基于MINI2440的 看门狗实验源码+启动代码 下载后可以直接运行-Based on experimental MINI2440 watchdog download source+ startup code can run! !

双串口通信源代码--Source code for 2 serial ports communication.

中国钢丝绳标准:几乎国内所有的钢丝绳标准都有。-China wire rope standard: almost all domestic wire rope standards are.

基于AT89C52和DS3904的程控放大器原理及实现.pdf-Based on AT89C52 and the DS3904 and realize the principle of program-controlled amplifier. Pdf

isd1760操作程序，可以很熟练的应用该系类芯片-isd1760 operating procedures, can be very skilled application of the Department of class chip

适用于2410或者2440的底层硬件开发代码，直接编译下载后可以使用-2410 or 2440 applies to the underlying hardware development code, and a direct download can be used to compile