用PIC单片机PIC16F877A带键盘设置的秒计时器

关干高速PCB设计的设计技巧，PCB硬件开发指南。-Dry off the design of high-speed PCB design techniques, PCB hardware development guide.

C51 ATAPI-CDROM 驱动程序-C51 ATAPI-CDROM driver

51单片机方面的程序 用汇编写的 很经典的一些程序-51 SCM procedures used to write the classic compilation of some of the procedures

51单片机控制直流电机的程序-51 SCM DC motor control procedures

周立功I2C源代码,用于AT24C02,可以借鉴学习下-Week Ligong I2C source code for the AT24C02, can learn from studying under the

这是一个1602液晶的显示程序，基于51单片机，已实验成功-This is a 1602 LCD display procedures, based on 51 single-chip, has conducted successful experiments in

8051系列的AD 和DA转换源代码，包含DAC0832,adc 0809,TCL548,TCL2543,ADC2051等等，有C和ASM的源代码。-8051 series AD and DA conversion source code, including the DAC0832, adc 0809, TCL548, TCL2543, ADC2051, etc., there are C and ASM source code.

宏芯T118B 配 MTV512, 驱动PVI 9"TFT屏的源程序-T118B Terawins with MTV512, drive PVI 9

实时程序，对于初学者可以看看 数字I/O的使用 定时器的使用 中断 与PC机进行RS232通信-real-time process for beginners can look at digital I/O using the timer interruption of use for PC and RS232 communication