measure coin used 89c52, which use two Timers

该程序为USB HUB程序，其作为开发USB HUB类型的产品很有帮助。-procedures for the USB hub procedures, as the development of types of USB hub products helpful.

串行驱动led显示- Serial actuates led to demonstrate

一个经典的电子钟程序，采用汇编语言编写，时钟芯片采用DS12C887，具有遥控器修改时间等功能-A classic bell electronic procedure for the preparation of assembly language, the clock chip DS12C887, with remote control features such as modified

st7538使用说明,芯片说明书 -Use ST7538, chip specification

开短路检测控制箱(51单片机开发例子子程序)-Open circuit detection control box (51 single-chip development examples Subroutine)

yright 2002 Cygnal Integrated Products, Inc. // // Filename: LIION_BC_MAIN.c // Target Device: 8051F300 // Created: 11 SEP 2002 // Created By: DKC // Tool chain: KEIL Eval C51 // // This is a stand alone battery charger for a Lithium ION battery. // It utilizes a buck converter, controlled by the on-chip 8-bit PWM, // to provide constant current followed by constant voltage battery charge.

PTR8000的一个调试程序，功能还可以。-PTR8000 a debugger, functions can also be.

彭鸿才电机原理及拖动,希望对大家有帮助，共同学习，多多交流-none

PIC16f73通过单总线读取ibutton的实例-PIC16F73 control ibutton by 1wire bus

8*8键盘检测，我用keilc进行开发的-8* 8 keyboard detection, I used to carry out the development of keilc