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[SCM] 键盘测试程序 DL : 0: 键盘测试程序，包括显示、去抖动、扫描、检测，（8051或8031）-keyboard testing procedures, including, to jitter, scanning, detection, (8051 or 8031)
Date : 2025-12-28 Size : 11kb User : 陆魁
[SCM] PS2键盘驱动程序 PS2_KEYBOARD DL : 0: 基于AVR系列单片机MEGA8的PS2键盘驱动程序，代码中加了去抖动处理，识别率高。 -based MCUs MEGA8 PS2 keyboard drivers, code added to jitter, high recognition rate.
Date : 2025-12-28 Size : 34kb User : 晏昌平
[SCM] test8m DL : 0: 实现功能： 1.使用T0中断，对LED进行2ms一次的动态扫描 2.使用T1中断，0.5ms一次作Beep的驱动 3.实现时钟的功能 4.实现UART的中断发送功能 5.用两个按键调整时钟，有去抖动能力，一个为调整设置键，另一个为加一键 6.调整时钟时，按键有BEEP提示，且LED有闪动提示，无按键10秒后自动恢复正常显示-achieve functions : 1. Interruption of the use of T0, LED right for a 2 ms two dynamic scanning. interruption of the use of T1, Beep 0.5ms for a three drivers. Clock achieve functional 4. UART Interrupt achieve this function 5 . with two keys clock adjustment, the ability to jitter, a key set of adjustments, plus another for a key 6. Clock adjustment, BEEP suggest a button and a flashing LED suggest that no keys automatically 10 seconds after the resumption of normal shows
Date : 2025-12-28 Size : 2kb User : lkx
[SCM] anjiannn DL : 0: MSC51单片机C语言编程，这个程序是一个按键去抖动的程序-MSC51 microcontroller C programming language, the procedure is a key to the procedure jitter
Date : 2025-12-28 Size : 1kb User : 南东亮
[SCM] ZLG7289 DL : 0: 这是一款用于周立通公司研发的芯片ZLG7289的程序,用它来控制数码管,防止按键抖动-This is a company for Zhou ZLG7289 chip research and development of procedures, use it to control digital tube, to prevent the keys jitter
Date : 2025-12-28 Size : 2kb User : 许翔
[SCM] 8051 DL : 0: 8051单片机驱动 [简介] ADS7846/7843芯片适合用在4线制触摸屏，它通过标准SPI协议和CPU通信，操作简单，精度高，当触摸屏被按下时（即有触摸事件发生）则ADS7846向CPU发中断请求， CPU接到请求后，应延时一下再响应其请求，目的是为了消除抖动使得采样更准确。如果一次采样不准确，可以尝试多次采样取最后一次结果为准，目的也是为了消除抖动。 -8051 Driver [profile] ADS7846/7843 chip suitable for use in 4-wire touch screen, it is through a standard SPI protocol and CPU communication, simple operation and high precision, when the touch screen is pressed (that is, touching the incident) are ADS7846 issued to the CPU interrupt request, CPU upon request, be delayed and then respond to its request, the purpose is to eliminate jitter sampling enables more accurate. If a sample is not accurate, you can try many times the last time check the results of sampling, whichever it is also aimed at the elimination of jitter.
Date : 2025-12-28 Size : 1kb User : yhlwf
[SCM] diaplay_zhuangtiji DL : 0: 这是马潮老师最新力做< AVR单片机潜入式系统原理与应用实践>>中有关用状态机方法编写的按键去抖动的C程序,用CVAVR编译,对想熟悉和学习AVR单片机的朋友一定有用.注释详细,一看就懂. -This is the horse power to do the latest wave of teachers <AVR Singlechip system into practice and application of the principle>> in connection with the state machine method of preparation of the keys to the C-jitter procedure CVAVR compiled by the wish to know and learning AVR Singlechip friends will definitely be useful. Notes detail, one look to understand.
Date : 2025-12-28 Size : 30kb User : 吴晓
[SCM] key_test DL : 0: 单片机实现按键的功能程序，按键的去抖动，以及按键的测试程序-Singlechip realize the function of key procedures, the button to jitter, as well as the key test procedures
Date : 2025-12-28 Size : 15kb User : amyxxf
[SCM] ADS7846ADS7843_dirver DL : 0: ADS7846/7843芯片适合用在4线制触摸屏，它通过标准SPI协议和CPU通信，操作简单，精度高，当触摸屏被按下时（即有触摸事件发生）则ADS7846向CPU发中断请求，CPU接到请求后，应延时一下再响应其请求，目的是为了消除抖动使得采样更准确。如果一次采样不准确，可以尝试多次采样取最后一次结果为准，目的也是为了消除抖动。-ADS7846/7843 chip suitable for use in 4-wire touch screen, it is through a standard SPI protocol and CPU communication, simple operation and high precision, when the touch screen is pressed (that is, the incident has touch) are ADS7846 issued to CPU interrupt request, CPU access to the request should be delayed and then respond to their request, aimed at the elimination of jitter in order to make a more accurate sampling. If a sample is not accurate, you can try many times the last time check the results of sampling, whichever it is also aimed at the elimination of jitter.
Date : 2025-12-28 Size : 1kb User : 小飞侠
[SCM] sw DL : 0: AVR单片机按键处理应用，抖动的消除，适用于M128单片机，可以嵌入到单片机中-AVR Singlechip key processing applications, the elimination of jitter for M128 single-chip can be embedded into the single chip
Date : 2025-12-28 Size : 1kb User : 青泉
[SCM] key_scan DL : 0: 一种很实用的去抖动、按键扫描驱动程序，能够正确的读取到按键值-A very practical to jitter, key scan driver can correctly read the key value
Date : 2025-12-28 Size : 3kb User : 徐浩
[SCM] test DL : 0: 一个单片机实现DA转换程序,程序实现了一个温度控制的数摸转换,并添加了去抖动处理-Single-chip implementation of a DA conversion process, the program implementation of a temperature control of a few touch conversion and added a go-jitter deal!!
Date : 2025-12-28 Size : 70kb User : 徐鹏舟
[SCM] myjcg DL : 0: 】文中重点讨论基于单片机的光电脉冲编码器计数器的软件倍频和辨向原理,并从编码盘条纹和位置检测元件的空间分布原理出发给出了在编码器输出A、B 正交方波的前提下最多只能4 倍频的结论,最后介绍了集倍频、辨向、计数于一体的单片机计数器原理,该计数器具有消除抖动误计数、倍频数可选、计数长度无限制的特点-】 The article focused on single-chip-based optical pulse encoder software counter to the principle of frequency and identified, and from the disk stripe encoding and position detection component of the spatial distribution of the principle of give in the encoder output A, B are under the premise of cross-square up to the conclusions of octave 4, and finally introduce a set frequency, to identify, count on the principle of one single-chip counters, the counters with the elimination of jitter error count, the number of optional frequency doubling, counting the length of characterized by unrestricted
Date : 2025-12-28 Size : 3kb User : your name
[SCM] bianmakaiguan DL : 0: 本代码为编码开关代码，编码开关也就是数字音响中的 360度旋转的数字音量以及显示器上用的（单键飞梭开关）等类似鼠标滚轮的手动计数输入设备。我使用的编码开关为5个引脚的，其中2个引脚为按下转轮开关（也就相当于鼠标中键）。另外3个引脚用来检测旋转方向以及旋转步数的检测端。引脚分别为a,b,c b接地a，c分别接到P2.0和P2.1口并分别接两个10K上拉电阻，并且a，c需要分别对地接一个104的电容，否则因为编码开关的触点抖动会引起轻微误动作。本程序不使用定时器，不占用中断，不使用延时代码，并对每个细分步数进行判断，避免一切误动作，性能超级稳定。我使用的编码器是APLS的EC11B可以参照附件的时序图编码器控制流水灯最能说明问题，下面是以一段流水灯来演示。-Code for encoding the switch code, coding switch is in the digital audio The number of 360-degree rotating display with the volume, as well as the (one-touch open Shuttle Clearance) and similar to manually count the mouse wheel input device. I use the code switch for the 5-pin, 2 pin for which the press Rotary switch (it is equivalent to middle mouse button). In addition to 3-pin Detection of rotation direction and rotation end detection step. Pin, respectively, for a, b, c b grounding a, c, respectively, from P2.0 and P2.1, respectively, then the mouth and pull the two 10K Resistance, and a, c, respectively, of the need to take a capacitance 104, or Because the coding of the contact switch will cause a slight jitter malfunction. This procedure does not The use of timers, interrupt off, do not use delay code, and each Determine the number of sub-step, to avoid all the wrong moves, super stable performance. I use the encoder is the APLS can refer to the annex EC11B
Date : 2025-12-28 Size : 788kb User : 李波
[SCM] 1 DL : 0: 4×4矩阵式键盘识别技术（1．4×4矩阵键盘识别处理（2．每个按键有它的行值和列值　，行值和列值的组合就是识别这个按键的编码。矩阵的行线和列线分别通过两并行接口和CPU通信。每个按键的状态同样需变成数字量“0”和“1”，开关的一端（列线）通过电阻接VCC，而接地是通过程序输出数字“0”实现的。键盘处理程序的任务是：确定有无键按下，判断哪一个键按下，键的功能是什么；还要消除按键在闭合或断开时的抖动。两个并行口中，一个输出扫描码，使按键逐行动态接地，另一个并行口输入按键状态，由行扫描值和回馈信号共同形成键编码而识别按键，通过软件查表，查出该键的功能。 -4 × 4 matrix keyboard recognition technology (1.4 × 4 matrix keyboard recognition processing (2. Each key has its row value and column value, the value and the value of the portfolio is set out to identify the key number. Matrix line line line and out through the two parallel CPU interface and communications. The state of each key the same need to become a digital "0" and "1", switch on one end (line out) then through the resistor VCC, and ground through the output number "0" to achieve. keyboard processing task is to: determine whether the key pressed to determine which key to press, what key features would also like to eliminate the disconnect button when in the closed or jitter. two parallel population, a key scan output, so that key dynamic grounding line, and the other parallel port input keys, and by the line scan values and the formation of a common feedback signal coding and identification of key buttons, through the software look-up table for identifying the key fu
Date : 2025-12-28 Size : 1kb User : 廖海涛
[SCM] 608anjian DL : 0: 按键的识别算法，消除按键的抖动，一键多功能等，-Identification of key algorithms, keys to eliminate jitter, a key multi-function, etc.
Date : 2025-12-28 Size : 34kb User : 程小迷
[SCM] shumaguan DL : 0: ＣＨ４５１是一个整合了数码管显示驱动和键盘扫描控制以及Ｐ监控的多功能外围芯片。ＣＨ４５１内置ＲＣ振荡电路，可以直接动态驱动８位数码管或者６４位ＬＥＤ，具有ＢＣＤ译码或不译码功能，可实现数据的左移、右移、左循环、右循环、各数字独立闪烁等控制功能。ＣＨ４５１内置大电流驱动级，段电流不小于３０ｍＡ，字电流不小于１６０ｍＡ，并有１６级亮度控制功能；在键盘控制方面，该器件内置６４键键盘控制器，可实现８×８矩阵键盘扫描，并内置去抖动电路，可提供按键中断与按键释放标志位等功能；在外部接口方面，ＣＨ４５１可选择简洁的１线串行接口或高速４线串行接口，且内置上电复位，可提供高电平有效复位和低电平有效复位两种输出，同时内置看门狗电路Ｗａｔｃｈ－Ｄｏｇ。ＣＨ４５１提供有２８引脚的ＤＩＰ２８与ＳＯＰ２８封装以及ＤＩＰ２４Ｓ封装形式，２８脚与２４脚在功能上稍有差别-CH451 is an integrated LED display driver and the keyboard scan control and monitoring of the P-chip multifunction peripherals. RC oscillator circuit built-CH451, you can directly drive an 8-bit dynamic digital tube or 64-bit LED, with a BCD decoder or decoding function, data can be left, shifted to right, left circle, right circle, the number of independent scintillation and other control functions. CH451-level built-in high-current drive, current paragraph not less than 30mA, the word current is not less than 160mA, and a brightness control 16 in keyboard control, the device built-in 64-key keyboard controller can achieve 8 × 8 scan matrix keyboard and built-to-jitter circuit may interrupt the provision of key release and key features such as flag the external interface, CH451 choose simple or 1-wire serial interface high-speed 4-wire serial interface, and built on power-on reset can be reset to provide high effective and efficient reduction of two low-level output, built-in watchd
Date : 2025-12-28 Size : 2kb User : 秋落
[SCM] key DL : 0: 单片机按键去抖动，不同于书上解释的延时去抖，程序比较有启发意义-Single-chip key to jitter, the interpretation is different from the book go to stir up delay, the more instructive
Date : 2025-12-28 Size : 1kb User : li
[SCM] 876A DL : 0: 直流小电机的防供电抖动，正反转，过压保护，报警设计，决定超值-DC small electric-powered anti-jitter, positive, over-voltage protection and alarm design, the decision value
Date : 2025-12-28 Size : 2kb User : 兴
[SCM] dianzishizhong DL : 0: keyreset置为高电平开始设置时分秒，以下三个对应时分秒的设置，没按下一次就加1 shireset fenreset miaoreset 本程序不完善的地方就是按键的去抖动，所以设置时间很不方便，本文用得去抖动是网上找的方法，不知好不好用，我也没有找到合适的去抖动程序。有好的去抖动程序请也给我一份yc489@126.com。好像10豪秒分频也不是很精确我是50MHZ的晶振，请自己酌情修改-keyreset home for the beginning of setting high minutes and seconds, minutes and seconds when the following three settings correspond to no one on the Canadian press 1 shireset fenreset miaoreset imperfections of this process is the key to the jitter, so setup time is not convenient, in this article jitter is to use the Internet to find ways to better use I do not know, I did not find a suitable procedure to jitter. There are good procedures to jitter, please also give me a yc489@126.com. Like 10 seconds at the frequency-ho is not very accurate I am the 50MHZ crystal, where appropriate, modify your own
Date : 2025-12-28 Size : 221kb User : yangcheng

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