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单片机实现的按键扫描,中断1中断方式实现(MCU key scan, interrupt 1 interrupt mode to achieve)

基于单片机AT89C51的直流电机控制器(AT89C51 microcontroller based DC motor controller)

winbond W79E82/3方案的电动车控制器电路图和程序(W79E82/3 solution E-bike s shcematic and program)

Octo Setup win 7 all onile tv

CASIO350TL计算器的说明书，按键的基本功能可以实现。(CASIO350TL calculator specification, basic function keys can be achieved.)

Circuito de diseñ o de iluminacion auxiliar con luz fluorescente

EMC78P447捕捉PC键盘按键程序，第三套扫描码(EMC78P447 capture PC keyboard keys procedures, the third set of scan code)

用stm32单片机制作一个时间显示界面可以触摸设置时间(Stm32 microcontroller produced by a set time period can touch display interface)

说明：  单片机 LCD12864显示演示程序(Singlechip LCD12864 show demo)

、支持mp3, wma, wav, mid SF0播放 2、支持三种播放模式：单曲重复，全曲重复，乱序播放 3、支持任意文件夹文件的播放（注：总文件夹数不大于136个） 4、支持完整歌词显示（GBK超大字库，支持简繁体，推荐歌词形式为多个时间tag复用歌词的形式） 如 [00：12][00：35][00：56]歌词1 对时间tag没有要求，总之就是完全符合规范。 5、6个按键，next,prev,V+,V-,(PLSY/PAUSE),mode/BL 6、支持2G以内sd卡 (, Support mp3, wma, wav, mid SF0 player 2, in support of the three player modes: single, repeat, all song repeat, out-of-order player 3, support for arbitrary file player folder (Note: the total number of folders is not more than 136 ) 4, to support the integrity of the lyrics display (GBK large font, to support simplified and traditional, the form of a number of recommended time lyrics tag reuse the form of the lyrics) in the case [00:12] [00:35] [00:56] lyrics 1 tag does not require time, a word that is in full compliance with the norms. 5,6 a button, next, prev, V+, V-, (PLSY/PAUSE), mode/BL 6, within the sd card support 2G)