microcontroller programming, C51 four routines (8425), suitable for beginners.

密码锁的设计,单片机初学者必须程序,适用于proteus-Locks design, single-chip microcomputer program for beginners to be applicable to proteus

带闹钟功能，可以调整闹钟和时间。文件含有protel 做的原理图和PCB文件-With alarm function, you can adjust the alarm and time. Does the document contain Protel schematic and PCB documents

8051运算类子程序，包括双字节乘法子程序、多字节数乘10子程序、多字节无符号数出除法子程序、多字节ＢＣＤ码减法子程序、多字节ＢＣＤ码取补子程序、多字节ＢＣＤ码左移十进制一位（乘十）子程序。-8051 subroutine computing category, including double-byte multiplication subroutine, multi-byte count by 10 subroutines, multi-byte unsigned number of the division subroutine, multi-byte BCD subtraction subroutine code, code access multi-byte BCD complement subprogram, multibyte BCD code to the left of a decimal (by ten) subroutine.

ok very good os

LT-1B msp430开发板例子程序－ADC12_-LT-1B msp430开发板例子程序－ADC12_11

240x128液晶T6963控制器驱动程序（C51）。功能较强，可实现反显，画图画直线等功能-128 T6963 LCD controller driver (C51). More powerful, can achieve significant anti-painted picture linear functions

STC12C5402型

读取韦根数据转换成RS232后传给上位机的程序-Wiegand reader into RS232 data to the host computer after the procedure

12232液晶控制（sed1520）驱动程序-12232 LCD control (sed1520) driver

crc计算方法之一，适合于有较大ROM或外部存储器的单片机-unicef.org calculation method, one more suitable for external memory or ROM Microcontroller