红外线的解码驱动程序，用于单片机对遥控器等发出的红外线进行解码接收...

AV系统数字调谐PLL频率合成器的单片机控制 文章利用LC7218PLL频率合成器在AV领域的电调谐功能,提出了一个TV/FM/AM全景接收机设计方案,重点设计分析了LC7218与单片机之间的I/O数据结构,显示了它优良的性能。-AV system PLL digital tuning of the single-chip frequency synthesizer to control the use of article LC7218PLL frequency synthesizer in the AV field of electrical tuning function, a TV/FM/AM panoramic receiver design programs that focus on design and analysis of the LC7218 and MCU between the I/O data structure, demonstrated its excellent performance.

C51 LCD1602 4线并口通信源程序-C51 LCD1602 4 line source parallel communication

用于单片机的开发 用modbus协议 实现上位机与下位机的通讯-design for mcu,protocl is modbus,for double mcu commiunication

avr c使用手册，帮助初学者能够快速的了解avr系列的单片机-avr c user manual, help beginners to quickly understand avr microcontroller series

绝对精美的万年历，12864+ds1302+ds18B20,支持公历，农历，温度等。功能非常全，非常精美。-Absolutely beautiful calendar, 12864+ Ds1302+ Ds18B20, in support of the Gregorian calendar, the Lunar and temperature. Very wide, very delicate.

MAX7219用于键盘控制和led控制的专用芯片，对于初学者有很大的帮助。-MAX7219 uses in the keyboard control and the led control special-purpose chip, has the very big help regarding the beginner.

PWM波程序 可以用来控制电机调速，程序比较简单，这里只用了一个定时器就实现了。因为51单片机没有PWM波的寄存器，所以要自己用软件控制。-PWM waves program can be used to control motor speed, procedure is simple, here only a timer is realized. Because no PWM waves 51-series microcomputer to yourself, so with registers control software.

用DP801Z制作多挡位时控式应急开关，用机器码写的-DP801Z produced using Shift-control when emergency switches, using binary write

dds中文资料，从原理入手，交你如何去设计dds。-dds Chinese information, starting from the principle of paying you how to design dds.

利用8051驱动GPS模块，实现GPS定位功能。-8051 drivers use GPS modules, GPS positioning function realize.