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[SCM] UsbKeyboard DL : 0: 自制USB键盘,含源码,原理图用了一个4*4的小键盘,有0-9十个数字键, Num Lock键,Caps Lock键,Shift键,Ctrl键,Alt键,回车键等。最多可以有三个键同时按下，如果相交的话，最多只能两个键按下-homemade USB keyboard, with the source code, and using the principle of a 4* 4 small keyboard, a 0-9 10 numeric keys, Num Lock key, Caps Lock key, Shift key, Ctrl key and Alt key, the Enter key, and so on. Up to be three keys are pressed together, if the intersection, the most pressing only two keys
Date : 2026-01-11 Size : 1.74mb User : zxh
[SCM] E-lock DL : 0: 本文介绍了一种电子密码锁的实现。该电子密码锁采用1一wire总线芯片Ds2401作为密匙，锁体采用高可靠性的单片机PIC16c63来完成密码识别和开锁控制，用I2C总线接口的EEPROM 芯片AT24c02来完成密码的存储和修改，可掉电保存密码。整个系统安全可靠，稳定性高。-This paper introduces an electronic code lock realize. The electronic locks used one chip one wire bus Ds2401 as key, lock body for high reliability PIC16C63 microcontroller identification and password to complete the unlock control, with I2C bus interface EEPROM chip AT24C02 to complete the password storage and revised down to save the password. The entire system is safe and reliable, high stability.
Date : 2026-01-11 Size : 125kb User : zhaozhenyu
[SCM] dzmms DL : 0: 基于51的电子密码锁,有多种功能.可设置密码,可加密.用PROTUS仿真.在周立功实验箱上通过测试-51 Based on the electronic code lock, has multiple functions. Can set a password can be encrypted. PROTUS simulation used. Ligong week experiment in the box to pass the test
Date : 2026-01-11 Size : 1.44mb User : 敬礼
[SCM] codelock DL : 0: 用89s51单片机制作的电子密码锁，很实用又易学-89s51 produced using single-chip electronic code lock, it is practical and easy to learn
Date : 2026-01-11 Size : 13kb User : 郭小华
[SCM] LOCK_DD1 DL : 0: 开锁程序,可以通过DA1990a打开门的锁，并不需要注册钥匙。-Unlock procedure, you can open the door lock DA1990a is no need to register the key.
Date : 2026-01-11 Size : 17kb User : 系统
[SCM] password DL : 0: 一个可以进行密码输入与确认、重新设定存储当前密码、并可以对多次输入密码错误的情况予以发声警告的智能电子密码锁。借助于一块LCD液晶显示模块，可以简单明了的显示出密码锁当前的状态，操作简单明了-Enter a password and confirmation, re-set the current password storage, and can repeatedly enter a password error be audible warning intelligent electronic locks. With an LCD liquid crystal display modules, can be simple password lock showing the current state of operation is simple
Date : 2026-01-11 Size : 171kb User : yejin
[SCM] USB_keyboard DL : 0: 使用89S52为核心做的USB键盘,注意修改了一下windows设备描述符以及端点处理等就行了。用了一个4*4的小键盘,有0-9十个数字键, Num Lock键,Caps Lock键,Shift键,Ctrl键,Alt键,回车键等。最多可以有三个键同时按下，如果相交的话，最多只能两个键按下-89S52 use as the core of the USB keyboard to do, pay attention to modify the look and the windows device descriptor, such as treatment endpoint on the list. Used a 4* 4 small keyboard, has the number keys 0-9 10, Num Lock keys, Caps Lock key, Shift key, Ctrl key, Alt key, enter key and so on. Can have up to three keys pressed at the same time, if the intersection, then a maximum of only two keys pressed
Date : 2026-01-11 Size : 89kb User : vitochung
[SCM] TheDigitalLock-InAmplifier DL : 0: The file is about lock-in amplifier and how it can apply to the use of our daily life
Date : 2026-01-11 Size : 338kb User : bin
[SCM] lock DL : 0: 4×4键盘及8位数码管显示构成的电子密码锁-4 × 4 keyboard and 8-bit digital tube display constitutes an electronic code lock
Date : 2026-01-11 Size : 2kb User : 杨兵
[SCM] 8-password-LCD DL : 0: 8位的电子密码锁程序和仿真电路，LCD显示，4x4键盘-8 electronic code lock procedure and simulation circuit, LCD display, 4x4 keyboard
Date : 2026-01-11 Size : 85kb User : wangtian
[SCM] 8051LOCK DL : 0: 基于89s51单片机开发板创建的密码锁程序，电路图不能上传，密码锁使用了比较巧妙的密码锁显示位数控制来控制和检验每一位的密码正误，并带有3键密码输入系统，和多键输入系统，可以修改密码。-89s51-based single-chip development board to create the password lock procedures, circuit diagrams should not upload, password lock to use a relatively clever show the median control locks to control and test each and every password is incorrect, and 3 keys with a password entry system , and a number of key input system, you can modify your password.
Date : 2026-01-11 Size : 15kb User : redyjq
[SCM] CodeLock DL : 0: 基于MEGA16的密码锁，LCD1602作显示，本资料带程序和PROTEUS仿真原理图。本密码锁最大的特点是应用EEPROM保存密码，掉电后密码不会丢失，可修改密码。非常适合单片机初学者学习的代码。-Based on the MEGA16 locks, LCD1602 for display, the information with the procedures and PROTEUS simulation schematic. The largest of the password lock feature is applied to preserve EEPROM password, power-down after losing the password to modify the password. Very suitable for beginners Learn Singlechip code.
Date : 2026-01-11 Size : 4.86mb User : 黄果树
[SCM] lock DL : 0: MSP430F449串行密码锁 MSP430F449 MSP430F449-MSP430F449 serial code lock
Date : 2026-01-11 Size : 30kb User : aaa
[SCM] 51passward DL : 0: 单片机开发的电子密码锁，可以设置2个密码。-Developed single-chip electronic code lock, you can set two passwords.
Date : 2026-01-11 Size : 24kb User : JOHN
[SCM] electroniccodelock DL : 0: 单片机论文-基于单片机的电子密码锁，论文描述清晰，实现简单。-Single-chip thesis- based on single-chip electronic code lock, thesis describes the clear, easy implementation.
Date : 2026-01-11 Size : 96kb User : wangbo
[SCM] ddddddd DL : 0: 两个键的电子密码锁！实验电子电路监控！含蜂鸣器警报！-Two key electronic code lock! Experimental electronic circuit to monitor! With buzzer alarm!
Date : 2026-01-11 Size : 1kb User : ljj
[SCM] lock DL : 0: 4×4键盘及8位数码管显示构成的电子密码锁用8位数码管组成显示电路提示信息，当输入密码时，只显示“8.”，当密码位数输入完毕按下确认键时，对输入的密码与设定的密码进行比较，若密码正确，则门开，此处用LED发光二极管亮一秒钟做为提示，同时发出“叮咚”声；若密码不正确，禁止按键输入3秒，同时发出“嘀、嘀”报警声；若在3秒之内仍有按键按下，则禁止按键输入3秒被重新禁止-4 × 4 keypad and 8-bit digital tube display constitutes an electronic code lock with an 8-bit digital tube display circuit message, when the input password, only shows " 8." , When the median enter password press the confirm button when finished to enter the password with the password set for comparison, if the password is correct, then the door opened here with a bright LED light-emitting diodes as a matter of seconds suggests that at the same time issued a " ding dong" sound if the password is not correct, the prohibition of keystrokes 3 seconds, at the same time issued a " 嘀,嘀" alarm sound if there are still three seconds of pressing the button, the button to prohibit re-importation ban on 3 seconds
Date : 2026-01-11 Size : 64kb User : yang
[SCM] lock DL : 0: an electronic lock by AVR
Date : 2026-01-11 Size : 3kb User : ahmad
[SCM] trick-lock DL : 0: 电子密码锁: 可设定从1位到8位的密码，从键盘键入正确密码才可更改密码或开锁。输入三次错误密码电路就不断报警。开锁信号输出口用发光二极管表示。 1．可设置密码，掉电密码能保存； 2．按键确实被按下时发出一下提示音； 3．设置新密码前需校验旧密码； -Electronic code lock: can be set from 1-8 in the password from the keyboard to type the correct password to change your password or unlock. Enter the wrong password three times to keep the alarm circuit. Lock signal output by said light-emitting diodes. 1. Can set a password, power-down the password can be saved 2. Button is pressed to issue what really tone 3. Need to check before setting a new password the old password
Date : 2026-01-11 Size : 47kb User : jy
[SCM] Arduino based digital lock DL : 0: Arduino digital door lock
Date : 2026-01-11 Size : 7.86mb User : Bipragenius

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