c51程序库，汇编写的，希望对大家有点用。

单片机的7279程序。7279是一个可以带有64个按键还有六个数码管的芯片。对7279的使用可以减少对单片机的要求。-7279 SCM procedures. 7279 is a 64 keys with six LED chips. Of 7279 to reduce the use of single-chip requirements.

文件系统的基本操作程序,与硬件无关,支持FAT12/FAT16/FAT32-File system

CC2500与MSP430F2274的发送与接收例程-CC2500 with MSP430F2274 the send and receive routines

用反转法实现快速高效的4*4键盘扫描，并通过串口将按键值输出-Inversion method with fast and efficient implementation of the 4* 4 keyboard scanning, and send out the key value through the serial port

这是微软的一个USB同步传输例程，虽然它是基于Intel USB开发板的，但是也很值得我们好好的研究。-This is a USB synchronization routines, although it is based on the Intel USB development board, but also worthy of our good look.

MSP430系列单片机适用小程序，请勿用于商业用途，仅供学习参考之用。-MSP430 MCU small application procedures, please do not be used for commercial purposes, only to learn reference.

/*P89CXX计算机程序员发送*//*所需定义编程cpu类型0:P89C51 1:P89C52 2:P89C54 3:P89C58 4:P89C51RC 5:P89C51RD*/

AVR单片机入门及C语言高效设计实践（六） ATMEAG16L的定时／计数器 ATMEAG16L有两个8位定时／计数器（T／C0、T，C2）和一个16位定时／计数器T/C1）。每一个计数器都支持PWM（脉冲宽度调制）输出功能。PWM输出在电机控制、开关电源、信号发生等领域有着广泛的应用。[第一段]-AVR C language portal and efficient design practice (6) ATMEAG16L the timer/counter All ATMEAG16L two 8 timer/counter (T/C0, T, C2) and a 16 timer/counter T/C1). Each counter support for a PWM (pulse width modulation) output function. PWM output in motor control, switching power supply, signal and other fields has wide application. [Paragraph]

一个科室对讲系统单户对讲主机的源代码，CPU是P87LPC762，带有门禁刷卡功能-A single-family intercom intercom systems departments host the source code, CPU is the P87LPC762, with a credit card access control function

凌阳61单片机的外部中断使用方法（用汇编语言编写）。-Sunplus 61 single-chip microcomputer to use the external interrupt (using compiled languages).