Based on 8051F020, Objective: To realize parallel PCF8574 device input and outpu...

单片机 LCD12864显示演示程序-Singlechip LCD12864 show demo

bios for s3C44B0 ，ads-bios for s3C44B0, ads

sd卡 MMC卡 MCU读取源代码（全）-sd card MMC card MCU to read the source code (all)

驾驶椅示教板,利用控制其驱动众多的数码管，采用了max7219驱动芯片-Demonstration board chair driving, many drivers use to control their digital tubes, used MAX7219 driver chip

i2c驱动，可用于驱动具有i2c接口的存储芯片-i2c-driven, can be used to drive with a i2c interface memory chips

这个软件是设置时间的程序。可以把时间设置在寄存器中保存。-The software is set up time-consuming procedures. Time settings can be saved in the register.

i2c 总线 at512读写程序，适用于8051系统单片机系统-i2c bus at512 literacy procedures applicable to the 8051 system SCM System

使用PIC芯片控制U2270读取125KHz ID卡卡号，因为所使用的PIC资源很少，此程序极为精简，包含中断曼切斯特解码和校验全过程，非常实用。-The use of PIC chip control U2270 Read 125KHz ID card number, because the use of PIC scarce resources, this program is extremely streamlined, with interruption of Manchester decoding and checking the whole process is very useful.

simpliciti1.0.3版本，IT公司自定义的简单无线通信协议，包括多个实验程序-simpliciti1.0.3 versions, IT companies from the definition of a simple wireless communication protocols, including the number of experimental procedure

一个4*4键盘程序，当有按键按下时将在数码管上显示出按下的字符-A 4* 4 keyboard procedure, when the button is depressed will have in the digital control on the press shows that the characters