C51 with HT9170 and HT9200 interface program (DTMF)

mp3学习资料 对初学者很有帮助 内有原码和原理图-mp3 learning materials useful for beginners, there are the original code and schematic diagram

利用avr c编程并实现了proteus模拟，可作为avr的绝好学习例程-Avr c programming and the use of the Proteus realize simulation, can be used as an excellent learning routines avr

上车按键后开始计价。有实时时钟、单价、距离和总价钱显示。可以通过键盘修改单价（元/公里）和时间。有清除键用以清楚上次费用。利用LCD分别显示时间、单价、路程和费用。LED辅助显示说做操作。-Button on the bus after the valuation. Real-time clock, unit price, distance, and the total price display. You can modify the keyboard unit price (yuan/km) and time. There is the clear key to clear the last cost. Respectively, using LCD displays time, price, distance and cost. LED auxiliary display saying that operation.

一个PS2键盘单片机, 使用Philips的接口+8051,写的不错,非常值得学习.-a PS2 keyboard microcontroller, the use of the interface, Philips 8051, was a good, very worth learning.

单片机的程序，关于串口通讯的，对初学者来说说不定有用。-SCM procedures, on the serial communication, and may be useful for beginners.

C语言常用算法源代码 C语言常用算法源代码-C language source code commonly used algorithm commonly used algorithm C language source code algorithm commonly used C language source code

PCB布线设计快速最优通道布线算法-PCB wiring design fast optimal channel routing algorithm

一个单片机的完整开发程序AVR的-an MCU integrity of the development process AVR

用TI单片机MSP430系列写的CRC检验程序，C语言-Using TI single-chip MSP430 series written by CRC testing procedures, C language

8051_8098单片机原理及接口设计 对于开发单片机的朋友很有帮助的东西。-8051_8098 and microcontroller interface design principles for the development of SCM friends helpful things.