代码搜索：Key

找到约 10,000 项符合「Key」的源代码

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热门代码： main.c GPIO I2C SPI UART timer interrupt ADC PWM LED
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m51 key.m51

BL51 BANKED LINKER/LOCATER V5.11 11/20/2007 09:26:29 PAGE 1 BL51 BANKED LINKER/LOCATER V5.11, INVOKED BY: C:\KEIL\C51\BIN\BL51.EXE .\STAR
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uv2 key.uv2

### uVision2 Project, (C) Keil Software ### Do not modify ! Target (Target 1), 0x0000 // Tools: 'MCS-51' Group (Source Group 1) File 1,2, 0x0 File 1,1,
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lst key_main.lst

C51 COMPILER V7.20 KEY_MAIN 11/20/2007 09:26:29 PAGE 1 C51 COMPILER V7.20, COMPILATION OF MODULE KEY_MAIN OBJECT MODULE PLACED I
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c key_main.c

/***************************************************************************** * key_main.c * * KEY DEMO ( query mode ) * * SST89E58/SST89E516 Experimental BOARD * * Copyright(C) 2
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vhd key_scan.vhd

--key_scan.vhd keypress scaner library ieee ; use ieee.std_logic_1164.all; use ieee.std_logic_unsigned.all; use work.components.all; entity key_scan is port( col : in std_logic_vector(3 d
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c get_key.c

/* * Copyright (C) 1993 Eric E. Moore and Thomas W. Strong * * All rights reserved. Any unauthorized distribution of this * program is prohibited. */ #include "header.h"
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gif key_search.gif

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c l_key.c

/*键盘程序,本程序涉及到外中断，定时器中断，比较复杂，耐心学，帮助了解中断事件*/ #include #include sbit SPK=P3^4; //SPK定义为P3口的第4位，就是驱动蜂鸣器的那个脚 sbit JDQ=P3^5; //JDQ定义为P3口的第5位，就是驱动继电器的那个脚 code unsigned ch
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obj l_key.obj

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c l_key.c

/*键盘程序,本程序涉直接采用分时扫描法，将读到的键值直接输出P2口，在LED灯显示， 此程序也将直观看到每个按键所对应的键值了，都从LED表现出来，这是学习矩阵键盘的关键*/ #include #include unsigned char l_key=0xff; //我们定入一个变量，存放按键值 void ReadKey(void
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