zhx101

IRQ4中断有三个中断源：1KHz、2Kz和4KHz,每一个中断分别控制与IOA0-IOA1,IOA2-IOA3和IOA4-IOA7相连的LED灯-IRQ4 interrupt has three interrupt sources: 1KHz, 2Kz and 4KHz, each interruption of the respective control and IOA0-IOA1, IOA2-IOA3 and IOA4-IOA7 connected LED lights

一款应用在客运系统的LED导向屏程序，采用汇编语言编写，欢迎相关人员参考-Used in a passenger transport system LED screen-oriented procedures, the use of compiled languages are welcome to the relevant reference

学习51单片机必备的一些C语言基础知识，对C语言不熟悉的朋友会有一定的帮助-51 Singlechip necessary to learn some basic knowledge of C language, on the C language are not familiar with our friends will help

用485实现单片机之间的串行通信。 从机部分一直等待主机的命令，接收到就发响应信号，然后接受数据，接受成功就用液晶显示-MCU with 485 Serial Communication between. From the plane of the mainframe have been waiting for the orders received on the response signal and then receive data on the successful use of acceptable LCD

零耗时低频宽脉冲软PWM信号控制Keil C51演示程序，转摘！-zero time-consuming low-bandwidth pulses Soft PWM control signal Keil C51 demo program, journals!

LINUX智能手机手机MOTOROLA E2 图形接口源码-LINUX smartphone MOTOROLA E2 mobile phone graphics interface source

用C51单片机做一个温度计，同时用Proteus做的仿真 -C51 single-chip microcomputer to do with a thermometer, at the same time to do the simulation with Proteus

有关液体点滴控制的资料 方案论证及具体实现 电路图-The liquid drip proof control of the information program and the specific realization of circuit diagram

D12 USB源代码 硬盘--A SCM program for D12 USB hard drive.

x25045的编程应用，它具有512字节的EPROM，看门狗，复位信号等，是MCU不错的外围芯片-x25045 programming application, which has 512 bytes of EPROM, watchdog, reset signal, MCU is a good peripheral chips