呕心沥血花了将近一个月编写的打印机程序，可用在89C51系列

红外解码程序,在中断去分析电平时间,里面含用说明,-IR decoding procedures, the interrupt level to analyze the time, which included use of that

使用IAR编写的DS1302时钟芯片驱动和4*4矩阵按键的扫描函数，可以使用按键设置时间，采用msp430f149单片机-IAR prepared using DS1302 clock chip driver and 4* 4 matrix keypad scanning function, you can use the keys setup time, using MSP430F149 single-chip microcomputer

MS51单片机的一些设计包含原理图和源代码，可在proteus下仿真。。 备注：这些设计的源码是使用汇编语言编写的。-MS51 MCU contains a number of design schematics and source code, under the simulation in Proteus. . Note: these designs is to use the compilation of the source language.

c8051f340 USB传输 固件驱动， c8051f340 USB传输 固件驱动，-transmission c8051f340 USB drive firmware, c8051f340 USB transmission firmware-driven,

51单片机虚拟I2C协议、组合式按键、串口通信的简单综合应用，配Proteus仿真电路-51 Single-chip virtual I2C agreement, the modular keypad, serial communications, a simple integrated application, with Proteus simulation circuit

86xing 步进电机的资料-86xing information stepper motor

5255控制按键,并且用八段数码管显示.用51做控制,5255作键的采集和显示-control the buttom by 255

之前看过论坛上有一个C8051和S3530A的通信程序，但我认为很复杂而不具有通用性，我自己写的一个3530通过I2C总线与单片机的通信程序,虽然很短,但是很实用.-Read before the forum have a C8051 and S3530A communications procedures, but I think very complex and not universal, and I wrote it myself a 3530 through the I2C bus communication with the SCM process, although very short, but very practical .

老外写的基于arm的sd/mmc读写程序，开源的项目-foreigner was based arm of sd/-3.4 reading and writing procedures, open-source project

93C46/66的读写程序，编译环境Uvision2，4线SPI接口的EEprom芯片的读写-93C46/66 literacy program, compile environment Uvision2, 4-wire SPI interface EEprom chip reader