PHILIP一双串口单片机P89669的器件资料和用户手册

AT89c2051控制9200b发双音频码用8870解码并将BCD码返回AT89C2051,然后比较的源代码和Hex文件。-AT89c2051 Two-control 9200b audio decoder yards with 8,870 and will return to BCD AT89C2051, then compare the source code and Hex documents.

串口扩展芯片，可以扩展单片机的串口，使单片机的串口由一个变为3个甚至更多，降低成本。

C8051F06X单片机编程，UART模块代码-C8051F06X Microcontroller Programmer, UART module code

单片机C8051F221读取DS18B20温度值，温度显示在液晶屏屏LCM046上，单片机根据温度值来控制风扇的关和开。-C8051F221 Singlechip DS18B20 read temperature value, temperature displayed on the LCD screen LCM046, the single-chip microcomputer according to the temperature value to control the fan and open relationship.

51系列单片机的串口测试源码，经过项目验证可以直接放心使用，用c写成-51 Series MCU serial testing source, after the project can be directly verified to worry about, written with c

一种基于高速逻辑器件（触发器，计数器和门电路等）控制的，可与各种单片机系统友好连接的高速A/D转换采集系统。-Based on high-speed logic device (flip-flops, counters and gates, etc.) control can be friendly with a variety of single-chip microcomputer system to connect high-speed A/D conversion acquisition system.

keil公司提供的c51例子-Keil provided examples of c51

硬盘MP3的详细资料-drive MP3 detailed information

AVR单片机的TCP/IP源码-AVR TCP/IP source

MSP430F149与ADT7301组成的高精度测温程序，并将温度值转换为ASCII码通过RS232定时上传到计算机。