用AVR 音乐合成： 1.音乐数据存放于芯片的flash存贮器中2.PA口显示不同的音阶变化。 3.音乐数据的低四位选择音调频率，高四位*5后，为音调...

//115.2k串行口通信程序，校验方式为简单双向校验, //而且是必要的，因为任何采用中断、crc等的方法 //均很难保证速度和避免错误. //总体速度5KB/秒 //单片机程序 //使用22.1184晶振-//115.2k serial port communication procedures and testing methods for the simple two-way check,// it is necessary, because any interruption used, the method crc// it is very difficult to ensure speed and avoid mistakes.// Overall speed 5KB/s// MCU procedures// crystal use 22.1184

很好的51汇编资料，包括了定点数的运算和浮点数的运算。-good compilation of information, including a set of points and Operational float arithmetic.

C Flash Drivers for the AT89C51RD2_ED2_ID2 for Keil Compiler rev 1

这是CAN总线收发器SJA1000的控制程序,采用C语言编写的,有一定参考价值,-CAN transceiver SJA1000 control procedures, using the C language, a certain reference value,

C:CypressUSBExamplesFX2重要的实验程序cypress官方提供vender-C: CypressUSBExamplesFX2 important experimental procedures cypress official vender

中断触发的串口收发程序，可以检测按键，并且用四位数码管显示接收到的前四位代码，有详细的注释-Interrupt-triggered serial transceiver program can detect key, and LED display with four of the top four received the code, contains a detailed comment

51系列单片之间的串口多机通信程序。已经成功通过调试，可以可靠通信。-51 Series single-chip serial port between the multi-machine communication program. Has successfully passed the testing can be reliable communication.

单手PC键盘(at90s8515)-one-handed PC keyboard (at90s8515)

单片机入门教学-Singlechip tutorial

51单片机开发板，有数码管、按键、数模转换、液晶显示-51 MCU development board, with digital control, buttons, digital-analog conversion, liquid crystal display, etc.