C0851F020单品机DA转换源码，带液晶显示的功能

这是本人写的一个小程序，在.net下调用vc写的d-This is a small program I wrote in. Net written dll under vc call

新编万年历星期速算法C语言的实现-speed algorithm C implementation

求任意个数的平均值，输入数字就可以求得结果，是本人学习汇编的习作，请多指教。-seeking arbitrary number, the average import figures can be obtained result is a compilation of my learning exercises, please enlighten.

PS2 读取键盘数具,非常好的一个软件PCB-PS2 keyboard to read a few, a very good software, PCB

本人以前做的一个DVD+TV 项目，51用做控制，含 NEC红外遥控接收和转发，VFD1632驱动，OSD 芯片M35055，NTSC高频头控制以及I2C 24C02的读写，因为以前所写，有些地方看起来有点乱，但功能模块OK，整个程序也是可以运行的，希望能给初用者有点参考-I used to do a TV DVD, 51 used as a control, with NEC infrared remote control and forwarding, VFD1632 drive, OSD M35055 chip, NTSC tuner control and I2C 24C02 read and write, because it was written in some places appear to be a little messy, but functional modules OK, the entire procedure can be run in hopes of giving users a bit early reference

提供DataFlash（AT45DB041）的底层读写驱动函数，包括内存读写，缓存读写，内存与缓存之间的数据交换等等。-provide DataFlash (AT45DB041) literacy drive the bottom function, memory read and write, read and write cache, and cache memory for data exchange between and so on.

Compiled Tips and Tricks Guide for microchip products

pc机与rs232串口的通讯C51源程序。-pc computer and RS232 serial communications C51 source.

单片机和GPRS通信模块的开发思路，详细描述了GPRS组网过程。