由C 语言实现的tl549 利用的是KEIL环境已经得到验证

采用UART方式0与LM74通信。 用C8051f020的P0.7作片选，主机通过TXD发送时钟信号，实现同步通信,半双工.RXD 作双向数据线.用六位数码管显示LM74采集的温度值-The use of UART communication mode 0 and LM74. P0.7 used for the C8051F020 chip select, host TXD sent through the clock signal, to achieve synchronous communication, half-duplex. RXD for bi-directional data line. With six digital tube display LM74 temperature collected

单片机定时器的应用，通过对专用寄存器的设定，完成定时计数功能！-Application of single-chip timer, by setting a dedicated register, complete the count function from time to time!

ch451键盘LED管理芯片的驱动程序,很好用的,设计很标准的代码-ch451 keyboard LED chip management of the driver, the good design is the standard code

故障指示器；单相接地故障；电流互感器；全波整流有效值电路；单片机-Fault Indicator Single-phase Ground Fault Current Transformer RMS circuit full-wave rectifier SCM

LCD1602液晶显示子程序,实现各行扫描-LCD1602 LCD subroutine, realize the line scan

好的学习代码学习文件 初学者的好文章好代码调试通过-Good document for beginners to learn the code to learn a good article, good code debugging through

8051 Iruma程序，包括串和转换、数码管驱动、ADC、BCD、16x2液晶、串口通信、服务器驱动等。我准备的。

基于KEIL RVMDK开发环境的和基于ST公司的STM32系列MCU在音频方面的应用源代码.-failed to translate

该代码是PAos嵌入式系统在凌阳单片机上的移植代码。-PAos the code is embedded microcontroller system in Sunplus the transplant code.

keil c51 tcpip编程实例-Keil decoder TCPIP Programming Example