操作系统用于AVR芯片

自编的C51串口通讯程序，在AT89C51上测试运行OK，用22.1M晶振最高可跑115KBPS-directed the C51 serial communications procedures, the AT89C51 OK on the test run, with a maximum 22.1M crystal run 115KBPS

用凌阳单片机输入频率控制并输出14位2进制码锁住相应频率-With Sunplus Singlechip frequency control input and output 14 2 hexadecimal code corresponding frequency locked

在PIC单片机上实现将16位二进制转化为5位BCD码的汇编程序-the PIC will achieve 16 binary into five BCD compilation process

关于单片机的一些东西，对初学者有一定的帮助-About SCM something for beginners have some help

是16*16的点阵屏滚动显示，是源码信息，用KEIL51写的，用于51单片机-Are 16* 16 dot matrix display screen scroll, are the source information, using the Writing KEIL51 for 51 MCU

点亮键盘灯,-Lit keyboard lights,

一种实用的12864 液晶驱动程序，已经有实物验证 -12864 A practical liquid crystal driver, has been kind to verify

串口通讯的上位机软件,希望你能用的上,是用V++写的,-The host computer serial communication software, I hope you can use the upper, is written in V++, thank you

利用单片机AT89S51与adc0809设计一个数字电压表，能够测量0－5V之间的直流电压值，四位数码显示，但要求使用的元器件数目最少-AT89S51 with adc0809 use of single-chip design of a digital voltage meter, capable of measuring between 0-5V DC voltage value, four digital display, but requires the use of minimum number of components

STC12C5A60S2 具备一般51单片机不可企及的高性能，有片内ADDA，速度是一般51的8倍！-STC12C5A60S2 high speed,low price, with ADDA in chip!