c8051F12X的一个温度检测程序

proteus仿真的单片机控制交通灯的例子。-Proteus simulation of single-chip microcomputer to control traffic lights example.

4位LED共阳数码动态显示的C51源程序.rar-a total of four LED digital yang dynamic display of the C51 source. Rar

打印机控制程序，用89c52单片机控制打印，已测试通过-printer control procedures, 89C52 microcontroller with print control, have been tested

CRC16 源程序，MODBUS的校验程序-CRC16 source, MODBUS calibration procedures

upsd 3200序列的usb驱动，适合ST upsd 3200序列单片机的开发 仅供参考-upsd 3200 series usb driver for ST upsd 3200 single-chip development sequence for reference only

RS-485接口具有较强的抗干扰性，数据传输的距离较远，在一些应用中常常需要把RS-232标准的信号转换为RS-485的标准信号进传输。图中所示电路允许数据在RS-232/RS-485这两个不兼容的串行数据接口间传递。传输速度为480波特时，传输距离可达1750米。图中双RS-232收发器IC1将主机(PC)输出的RS-232电平转换为TTL电平，驱动高速RS-485收发器IC2 的输入，倒相器使IC2、IC3在受到起始位时被激活。-RS-485 trying to lay all the thoroughly bleed at the nose picking up the birthday 扰 fern cavity 强 ， Chu Huai basin cavity beat escapement for the birthday candle远Now ， Which instance, using Beckmannia中

LPC单片机I2C编程-LPC SCM I2C programming

AVR Doper 简化的M8做的USB接口 的STK500V2-AVR Doper do M8 simplified USB interface STK500V2

一个基于单片机的充电器程序，能冲各种电池，可以设定模式。-A procedure based on single chip charger can be washed all kinds of batteries, you can set the mode.

C8051F04x单片机可变周期PWM脉宽调制。-C8051F04x Singlechip variable pulse width modulation PWM cycle.