本程序实现了MSP430读写SD卡，MSP430对fat文件系统的操作

keil公司提供的c51例子-Keil provided examples of c51

ST7920控制器的12864液晶的测试程序，显示文字和两幅图片，按文件定义接线就可以使用-ST7920 LCD controller 12864 test procedures, display text and two pictures, according to the file, you can use the definition of cable

C51只提供长整形除以长整形数据，现已经有函数（经过长期验证）6字节数除以整形数据。-C51 only provide long-divided by a long plastic plastic, are already function (with a long track) 6-byte data divided by plastic.

x25045的读写源程序，可以读x5045和写x5045，软件模拟spi总线协议。-x25045x5045x5045spi

2051单片机的18b20温度计。有效位数为2为，程序里面以预留出小数点位，配套3位数码管即可显示。-2051 microcontroller 18b20 thermometer. 2 for the effective number of bits, the program which in order to set aside a decimal place, supporting three digital control to display.

p18f452液晶控制驱动程序，C语言实现-p18f452 LCD control driver, C language

微机键盘和单片机的接口程序,采用了上升沿触发中断服务程序,下降沿触发中断服务程序.-computer keyboard and microcontroller interface procedures using the rising edge trigger interrupt service procedures, falling edge triggering a break in service procedures.

12864液晶显示屏结合周立功7290按键显示的具体例子-12864 LCD button combination Week 7290 Ligong show concrete examples of

用keil c语言介绍8051单片机开发一本书 很不容易才找到的啊！-language used Keil 8051 development on a book not easy to find the ah!

从24c02中读出音乐来并播放音乐-From the 24C02 to read music and play music