Keil 51下的倒计时， 秒表程序

这是北京福星晓程公司的PL3105电力载波通信程序，在KEIL环境下开发。用于电力载波通信的应用，比如，电力载波抄表-This is the way Beijing

将数0000-9999用数码管依次循序显示 实验步骤: 1.打开伟福V3.20,创建一新文件 2.编写源代码 3.保存文件,文件名后缀为.asm 4.编译程序 5.打开Easy 51Pro v2.0将程序写进实验板-Experimental steps: 1. Open-wei Fu V3.20, create a new document 2. To prepare the source code 3. Save the file, the file name suffix to. Asm 4. Compiler 5. Easy 51Pro v2.0 to open the program into the board

单片机控制光驱程序，通过按键实现光驱的播放，暂停，出仓，快进，后退等功能-SCM control procedures drive, drive through the realization of the key players, suspended from the warehouses, fast forward, rewind functions

8路AD采集系统，数字电压表，采用ADC0809模数转换芯片，单片机控制的数字采集系统-8-channel AD acquisition systems, digital voltage meter, the ADC0809 analog-to-digital converter chip, single-chip microcomputer controlled data acquisition system

PIC单片机的几个设计实例,不可多得！-PIC several design examples, rare!

LPC2119中UART异步串行通讯实例，该源码实现LPC2119的UART功能。-UART asynchronous serial communication in LPC2119 instance of the source code to achieve LPC2119" s UART functionality.

HID USB键盘单片机固件程序，能实现键盘输入的功能-HID USB keyboard firmware single-chip, to achieve the functions of keyboard input

实现CAN总线的自收发！！ ！！1-Realize self-CAN bus transceiver! ! ! ! ! ! 1

空调控制器中按键功能实现的子程序,包括模式设定,温度湿度设定等.-air conditioning controller button functions of the subroutine, including setting mode, temperature humidity limit.

8019和51单片机的接口电路-8019 and 51 MCU Interface Circuit