周立功CanstartI的源程序包，包含头文件，子程序库，比较完整，好用...

本代码实现4×4键盘操作 对键盘进行扫描取得键入值-Realize the code 4 × 4 keyboard operation of the keyboard type to be scanned to obtain the value of

有是一个简单的cpu设计的开发过程！里面 有代码，和分析，设计过程！献给初学者的！-there is a simple design of the cpu development process! There are codes, and analysis, process design! Dedicated to beginners!

绝对好用的I2C和USBSWITCHTO232 绝对好用的I2C和USBSWITCHTO232-absolutely handy USBSWITCHTO232 I2C and the absolute ease of use of I2C and USBS WITCHTO232 absolutely handy I2C and USBSWITCHTO232

显示数据处理（拆数字）.mcu控制LCD显示数字时的拆数程序，可拆int型整数和float型浮点数，所拆数存放于全局变量 数组中。-Show the data processing (down figure). Mcu control the LCD shows the number of figures at the time of demolition procedures, removable int type integer and float-type floating-point numbers, the demolition of a few global variables stored in the array.

80C51单片机中结合555电路实验和单片机定时器频率计实验，里面包含555定时器的datasheet和实验源程序-80C51 single-chip integration of 555 timer circuit experiments and the frequency of single-chip experiment, which contains 555 timer datasheet and experimental source

modbus通信协议范例,详细解答了modbus的通信方式,如读线圈、寄存器…-Modbus communication protocol example, detailed answers to the Modbus communication methods, such as reading coil, register ...

用LPC2132驱动SPI接口FLASH的c驱动程序，调试完全通过-SPI interface with LPC2132 Driver FLASH

红外遥控接收 ORG 0000H LJMP START 转入主程序 ORG 0010H START: MAIN: JNB P2.2,IR LJMP MAIN 以下为进入P3.2脚外部中断子程序，也就是解码程序 IR: MOV R6,#9 SB: ACALL DELAY882 调用882微秒延时子程序 JB P2.2,EXIT 延时882微秒后判断P3.2脚是否出现高电平如果有就退出解码程序 DJNZ R6, SB 重复10次，目的是检测在8820微秒内如果出现高电-infrared remote control receiver ORG 0000H LJMP START into main program ORG 0010H START : MAIN : JNB P2.2, IR LJMP MAIN below to enter P3.2 foot external interrupt subroutine, which is decoding procedures IR : MOV R6, SB# 9 : Calling ACALL DELAY882 882 microsecond delay subroutine JB P2.2, EXIT 882 microsecond delay after the judgment whether there P3.2 feet to I quit if decoding procedures DJNZ R6, SB repeated 10 times, the purpose is to test if within 8,820 microsecond high

一个用51MCU做电压表原代码.测式电压范围0~30V.电压精度50MV.-A voltage meter to do with 51MCU the original code. Measuring voltage range of 0 ~ 30V. Voltage accuracy 50MV.

利用8051单片机驱动蜂鸣器，实现音乐发声功能。-8051 drivers to use buzzers realize music vocal function.