采用8位LED动态扫描时钟演示程序 使用12MHZ晶振，P0口输出段码，P2口作列扫描，用共阳LED数码管...

16X16点阵电子显示屏汉字的显示源程序，在keil环境下使用普通单片机实现。-16X16 dot matrix display source electronic display Chinese characters in keil environment, the use of ordinary MCU.

4x4矩阵扫描键盘 用于PIC16f8-4x4 matrix keyboard scanning for PIC16f8

89C51 单片机I_O 口模拟串行通信的实现方法--Simulate I_O serial port communication in 89C51 SCM.

用ASM语言编写的二十进制转换代码.有价值-ASM language with the two Decimal code. Value

C8051F04x单片机PCA（可编程计数器阵列）检测UART0波特率。-C8051F04x Singlechip PCA (Programmable Counter Array) UART0 baud rate detection.

电机测速源码程序，好使的已经通过测试了。非常精确-Motor Speed-source program, so that has passed the test. Very precise

* 功能：运行WDT，并控制数码管D1显示输出。程序开始先对数码管D1全闪烁控制，并进行喂 * 狗处理；然后显示 - ，并进入死循环，等待WDT复位。-* Function: Run WDT, and control D1 digital tube display. The beginning of the proceedings of the first all-digital pipe D1 flicker control, and deal with dog-feeding* then display- and to enter the infinite loop, waiting for WDT reset.

单片机c51系列控制74h595移位寄存器驱动LED显示-C51 Series 74h595 Singlechip control shift register drives LED display

CH341USB转串口PCB原理图。 CH341USB转串口PCB原理图。-CH341USB schematic PCB serial transfer. CH341USB schematic PCB serial transfer.

很好的AT89C51的中文说明书 费了很大劲才找到的-AT89C51 good Chinese manual costs a lot劲才found