DS1990A的C51读写程序

实现数码管的循环计数，数码管接法为共阴级接法。-To achieve the cycle count of the digital control, digital control connection for a total of Yin-class connection.

用单片机读写图像显示芯片SAA7114H的程序，并且可以接受红灯信号以及线圈信号的程序-literacy MCU Image Display Chip SAA7114H procedures, and the red light signal can accept and process signals in the coil

MSP430F149单片机控制122*32液晶C程序-MSP430F149 single-chip control 122* 32 LCD C procedures

200W LED照明系统的电源设计 200W LED照明系统的电源设计-200W LED lighting system power supply design 200W LED lighting system power supply design 200W LED lighting system power supply design,

c8051f040 t3频率方波输出，T4脉冲计数，T2计时例程-c8051f040 frequency square-wave output, pulse counting T4 and T2 time routines

学习51串口的经典例程，对于学习51串口很好处；熟悉串口的初始化及给端口的理解很有帮助！-51 classic serial learning routines, learning well Office 51 serial port familiar with the serial port initialization and to the understanding of great help!

[文件名] Touch.c [功 能] 8051单片机驱动ADS7846/ADS7843芯片 [简 介] ADS7846/7843芯片 适合用在4线制触摸屏，它通过标准SPI协议和CPU通信，操作简单，精度高，当触摸屏被按下时（即有触摸事件发生）则ADS7846向CPU发中断请求，CPU接到请求后，应延时一下再响应其请求，目的是为了消除抖动使得采样更准确。如果一次采样不准确，可以尝试多次采样取最后一次结果为准，目的也是为了消除抖动。-Driver source code of touch-sensitive screen with ADS7846/7843

pid的一个例程设计程序，希望对大家有用！-pid a routine design process, in the hope that useful to everybody!

51板的常用程序，包括红外、12864、1602、AD、DA、18B20等-51 plates commonly used procedures, including infrared, 12864,1602, AD, DA, 18B20, etc.

RS485通信的深层细节，逐步深入分解讲解。-RS485 communication