这是一个对单片机IO口，进行操作的程序，有助于对单片机硬件的了解...

Max7219驱动四位数码管LED，用于AVR mega64单片机，已经调试通过。-MAX7219 drives four digital tube LED, used for single-chip AVR mega64 have been debug through.

PC - MCU 串行通迅程序 单片机接收主机的数据,然后将数据传送到P0口, 并传回给主机 当按下AN1时, 单片机发送字串给主机-PC-MCU serial communications procedures SCM receive mainframe data, and data transmission to the P0 mouth and passed back to the mainframe when pressed AN1, SCM string sent to the mainframe

PTR8000的一个调试程序，功能还可以。-PTR8000 a debugger, functions can also be.

这是我自己编写的关于18B20序列号的读取程序！并在LCD上进行显示。可直接使用-This is what I have written 18B20 serial number on the reader! Carried out in the LCD display. Can be directly used

用纯C语言实现C8051F单片机的在线程序更新-Using pure C language realize C8051F MCU online update

采用PDIUSBD12开发的USB总线与429总线数据转换的单片机固件程序-used PDIUSBD12 development of the USB bus with 429 data conversion MCU firmware

ICD的测试程序，可以用于演示ICDDEMO板。-ICD testing procedures can be used to demonstrate ICDDEMO plate.

IAR编译的mega16的ad转换，由1602和串口分别显示-IAR compiler mega16 of the ad conversion, and serial from 1602 show

基于DS1820温度传感器,单片机控制的单线多路温度检测-Based on the DS1820 temperature sensor, single-chip microcomputer-controlled one-way multi-channel temperature detection

可用于测量10000000赫兹频率范围内的方波，基于单片机8051.精度为0.01 -Can be used to measure the frequency range of 10 million Hz square wave, based on 8051 microcontroller. Accuracy 0.01