SDU的字库，主要包垮一些程序代码，很好用的，希望对大家有用...

此为继电器功能测试电路图DDB文件。对应源码为Relay_Function_Tester. keil c51 编写。-This is the relay circuit functional testing DDB file. The corresponding source code for Relay_Function_Tester. Keil c51 prepared.

开发硬件电路需要用到液晶显示模块1602的用户必备。调试实验源程序第二部分。-Hardware needed to develop liquid crystal display module 1602 required the user. The second part of the experimental source code debugging.

本模拟I2C软件包包含了I2C操作的底层子程序，使用前要定义好SCL和SDA。在标准8051模式(12 Clock)下,对主频要求是不高于12MHz-The simulation package includes I2C bottom I2C operation subroutine, before the definition of a good use of SCL and SDA. 8051 in standard mode (12 Clock), the requirements for the frequency is higher than 12MHz

接单片机8051的经典时钟C程序,包含计时,调时,及闹铃功能-Then the classic 8051 single-chip clock C procedures, including time, transfer time, and alarm functions

192X64液晶屏用AVR驱动的汇编语言 192X64液晶屏的MCS51汇编语言 192 64液晶片驱动程序 12232点阵信利液晶驱动-192X64 LCD screen with AVR-driven assembly language 192X64 LCD screen assembler 51 languages- 192 64 LCD Driver 12232 Lattice letter Lee LCD driver

利用1602实现汉字的显示，程序简单详细，保证初学者可以看懂-Realize the use of 1602 Chinese characters show that this simple procedure in detail to ensure that beginners can understand

该数据包包含了 73x_Examples.rar---------------str731的库函数 STR73xF.pdf--------------------芯片介绍 str73xfreference.pdf-----------芯片编程手册 73x_FP.rar---------------------FLASH烧写程序 Use_lib_manual.pdf-------------库函数使用说明 库函数包含了各种外围设备的例程.-the packet contains 73x_Examples.rar--------------- str731 library functions STR73xF.pdf-------------------- Chip introduced str73xfreference.pdf----------- Chip Programming Manual 73x_FP.rar--------------------- FLASH burning procedures Use_lib_manual.pdf------------- library functions use Note the function includes a variety of external equipment routines.

基于F020的AD603控制程序，在电子竞赛中， 我也是用这个程序， 可以用，而且其中的F020程序，大家也可以借鉴， 经常可以用到。-very good!

用12864液晶显示电子时钟,并能进行温度显示,可更改时间-12864 liquid crystal display with electronic clock and temperature display, time can change

本库利用51的timer2，9600bps适用于有片内外部存储器的51芯片占用32byte缓存，重写putchar,getchar函数，循环队列，后台操作。-for the use of timer2 51, 9600 applied to the external memory unit within the occupied 32byte 51 chip cache, rewritten putchar, getchar function, circulating cohort, background operation.