HOLTEK单片机选型目录 HOLTEK单片机选型目录

学习KEIL C51编程可参考的源码，从简单到复杂-????KEIL C51 ?喑炭??慰嫉脑

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

数字电压表设计，单片机AT89S51与ADC0809设计，能够测量0－5V之间的直流电压值，四位数码显示。完整的C语言代码和电路图-Digital voltage meter design, microcontroller AT89S51 with ADC0809 design, capable of measuring between 0-5V DC voltage value, four digital display. Complete C language code and circuit diagram

是一个贴片元器件的代码对照表，方便查找。-component is a patch of code comparison table to find convenient.

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.

驾驶椅示教板,利用控制其驱动众多的数码管，采用了max7219驱动芯片-Demonstration board chair driving, many drivers use to control their digital tubes, used MAX7219 driver chip

单片机与上位机的通讯程序，希望能帮助到有需要的朋友。-MCU and host computer of the communication process, hoping to help a friend in need.

1520液晶的驱动源代码，c语言编写，可以很方便的嵌入到单片机或dsp以及arm中-1520 LCD driver source code, c language, it is convenient to the embedded microcontroller or dsp and arm were

此程序为AD9850（DDS）直接数字频率合成器C语言源码。用125M的有源晶振，频率无失真输出可达到40M。该程序包括FYD12864LCD显示程序加4X4矩阵键盘扫描，可步进1M，1K，和任意频率输入。及相位设置。-This procedure for the AD9850 (DDS) Direct Digital Frequency Synthesizer C language source code. With 125M active crystal, the frequency output can be achieved without distortion 40M. The process includes the display program FYD12864LCD plus 4X4 matrix keyboard scanning, may be stepping 1M, 1K, and arbitrary frequency input. And phase settings.

ATmega系列单片机驱动1602字符型液晶显示器 -ATmega Series 1602 Single-chip character-driven liquid crystal displays