PDIUSBD12 USB1.1 C51 source code

在C51下编写的频率计函数，可以对测得输入信号的频率-Prepared in the C51 Cymometer function, can be measured by the frequency of the input signal

基于H83664的空调控制模拟系统 aircondition.c、intprg.c -based on the simulation of air-conditioning control system aircondition.c. intprg.c

contain many examples code for I2c,UART,string ,digital convert, read/write to EEprom in microchip PIC16xx series. and the default compiler is hitech PIC16. -contain many examples code for I2c, UART, string, digital convert. read/write to EEprom in microchip PIC16xx seri es. and the default compiler is hitech PIC16.

freescale hc12_C32 例程-Freescale hc12_C32 routines

时钟芯片ds12c887线片驱动程序，可直接应用-Clock Chip ds12c887-ray driver, can be directly applied

读写am29F040的C语言程序，适用多种型号的FLASH-Am29F040 the C language to read and write procedures for a variety of models of FLASH

自己用C语言编的一个走马灯，由于刚学单片机，写得功能比较简单-Own use C language compiled a revolving door, as just learning microcontroller, written in relatively simple function

文件系统的基本操作程序,与硬件无关,支持FAT12/FAT16/FAT32-File system

MP3 spi Master例子程序-MP3 spi Master example procedure

单片机P2口4×4键盘。分别是0到15，很好用的程序欢迎大家下载-SCM P2 port 4 × 4 keyboard. Are 0 to 15, well welcome to use program to download