程序是C写的关于C8051F020 对24C02的操作里面有中文注解

Interface Design Vehicle Busses Computer buses Peripheral buses Instrumentation buses Vehicle buses

51的GPIO模拟iic的驱动程序，用宏来定义硬件管脚，容易移植，keil平台-51 GPIO IIC driver simulation, using macros to define the hardware pin, easy to transplant, keil platform

LPC2119芯片中CAN数据转232数据源码程序，请下载的兄弟们参考。-LPC2119 chip CAN data transfer 232 of data source program, please download the brothers as a reference.

51系列单片机用数码管显示外来频率，最高9999，-The highest frequency with a digital LED display 9999

1602液晶屏的使用说明手册，很实用哦，对于使用VHDL编写液晶屏驱动具有参考价值。-1602 LCD screen use the instruction manual, it is practical Oh, for the use of VHDL LCD driver with the preparation of reference value.

我们编写了一个支持位操作、普通端口操作、并行操作、串行操作等多种模式的12864驱动-we prepared a support-man, the ordinary operation of ports, parallel operation, Serial operation of a multi-modality 12864 Drivers

里面有很多单片机的代码,对初学者有一定的帮助-there are many SCM code for beginners will help

c8051f020实现4个　产UART　口-C8051F020 realize four production UART port

pwm convter.it contains C sourse. has been modified.

利用51单片机做的一个闹钟程序，可以自己设定闹铃时间-err