ATMEL公司的AT89系列单片机的资料，不用我多说了吧：）

tlc1543AD转换程序,TLC1543 AD采样子程序-tlc1543AD the conversion process, TLC1543 AD sampling subroutine

usb转串口单片机固件程序，能实现usb-232的双向转换-usb to serial single-chip firmware, usb-232 to achieve the two-way conversion

1602字符液晶驱动实例源代码，在keil c上调试通过并实际验证-1602 characters LCD driver source code examples in keil c debug adopted and the actual verification

本程序包含c与ASM格式的16C554的程序，部分初始化程序-This procedure contains c and ASM format 16C554 procedures, some initialization procedure

对讲机7021 -7021 walkie-talkie walkie-talkie 7021

请将下载的2个插件内容拷贝到uVision 的安装目录下的 KeilC51BIN 中 2. 修改 Tool.ini, 此文件位于 uVision 的安装目录 keil 下. 请将下面的内容 添加到 [C51] 部分的后面. AGSI1=ledkey.dll ("ledkey") AGSI2=simboard.dll ("simboard") 3. 重启uVsion. 进入Debug 模式, 打开菜单Peripheral, 发现增加了2项 分别是键盘LED仿真板，51实验仿真板。-Please download the contents of two plug-ins are copied to the installation directory uVision under KeilC51BIN 2. Modify Tool.ini, this file is located in the installation directory uVision under keil. Please Add the following line to [C51] part of the back. AGSI1 = ledkey.dll (ledkey) AGSI2 = simboard.dll (simboard) 3. Reset uVsion. entered the Debug mode, open the menu Peripheral, found an increase of 2 are keyboard LED emulation board, emulation board 51 experiments.

提供一个用 SST89E564RD 芯片控制直流电机转速的参考程序，如果哪位大虾有意见，欢迎给我电邮。-SST89E564RD provided with a chip speed DC motor control reference procedure, if any prawns have different views, I welcome e-mail.

串口通信的单片机程序51单片机串口调试程序一例-Microcontroller serial communication program 51 MCU serial debugger one cases

本代码实现了两块无线收发模块prt8000（核心芯片nrf905）的通信功能-This code has two wireless transceiver module prt8000 (core chip nrf905) of the communication function

arm单片机中I2C程序的编写,实现I2C端口的读写的功能 -arm single-chip I2C procedures in writing, reading and writing ports I2C realize the function of