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anjian
- 按键输入模块(key): --可编程延时发生器(数字同步机)的前端输入模块:0-9十个数字键按键输入模块原型 --前端模块:消抖 --对i0-i9十个输入端的两点要求: --(1)输入端要保证一段时间的稳定高电平 --(2)不能同时按下两个或多于两个的键 --后级模块:1、编码;2、可变模计数器 --编码模块:8线-4线(0-8 BCD码) --可变模计数器模块:以编码模块输出的32位BCD码为模值-button input module (key) : -- p
LUDONGBINGshizhong
- 汇编时钟程序,有16个按键,10个数字键,一修改键,一个确认键。-compilation clock procedures, 16 keys, 10 numeric keys, a change keys, a confirmation button.
emc2_part1
- Source code for an Numeric Cmputer
time_math
- * DEFINITION * This a set of math functions that deal with time. The functions accept * 4-digit time values and 4-digit time of day values. Time values are * interpreted as hours-minutes and are valid if all digits are numeric and * 9 or
PASKEY
- 这是一个电子密码锁,有25个按键分为数字键和功能键 二层密码保护功能.可以进行密码的设置,密码存在EEPROM里.-This is an electronic password lock, 25 keys into numeric keys and function keys bilevel password protection function. The password can be set up, Password exist EEPROM Lane.
UsbKeyboard
- 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 k
vb
- A digital fi‘equeney meter designed with FPGA development software Q-~us 11 is introduced.The 1 Hz—l MHz input measured pulse signals of the digital ii‘equency meter can be used for measuring frequency,period,pulse width and duty ratio,etc.The test r
数字滤波器
- 数字滤波器的文档--Documentation for numeric filter.
数控仿真与网络控制系统
- 数控仿真与网络控制系统(雏形)--Numeric simulation and network control system.
时钟制作
- 这个是用muxpulsII制作的有时钟功能的电路是属于数字逻辑的--A circuit with clock function. It is made by muxpulsII and belong to numeric logic category.
数控加工理论与编程技术
- 数控加工理论与编程技术--Explains numeric controlled processing theory and programming technique.
ITU656_chinese
- itu.656数字分量视频信号的接口--中文版,电视,LCD开发者必须的技术文档,方便英文不好的朋友--itu.656 numeric video signal connection Chinese version. It is very good for developing TV or LCD application.
DS12887.rar
- 功能:利用时钟芯片DS12887在LCD(LCM141)上显示时间,通过4×4键盘来修改时间,利用MAXIM232进行标准串口发送。4×4键盘中有数字键(0~9)和功能键(F1键为“→”,F2键为“←”,F4键为“发送”,设置键为“设置当前时间”,确定键为“把修改的当前时间写入到DS12887相应的存储单元中”)。 硬件:单片机为8K的98C52(ATMEL),LCD为北京青云的LCM141,标准串口总线为MAXIM的232芯片,时钟芯片为DS12887(DALLAS) ,Function:
serial
- // 1.这个测试采用查询方式进行串口通讯 // 2.将软件仿真环境的晶震设为11.0592 MHz // 3.软件模拟全速运行, 观察波特率是1200bps // 4.在串口1中输入数字或字母,可观察到通讯是否有误。-//1. The test conducted inquiries Serial Communication// 2. The software simulation environment is set to shock the crystal 11.0592 MH
key
- 7279键盘程序 设0--9数字键,A--F功能键 开机时在最高位显示‘P’ 第一次按数字键在最高位显示数据,第2次按数字键在最次位显示数据,。。。。。。第8次按数字键在最低位显示数据 第9次按数字键在最高位显示数据。。。。。。按任意功能键则系统回到初始状态。-7279 keyboard program for 0- 9 numeric keys, A- F function key boot-up at the highest digital display P the f
chuankoufasonghejeishou
- C51串口中断接收和发送程序,采用数码管显示串口发送过来的代码,只能显示发送的数字代码-C51 serial port receive and transmit interrupt procedures, the use of digital tube display serial port to send over the code, can only display the numeric code to send
lednum
- 设计一个单片机电路,2个按键,1位数码管,4个LED,1个按键按下, 数码管自增1(up),另一个按键按下,数码管自减1(down),4个LED 显示数字值。-Design a single-chip circuit, two buttons, a digital control, 4 LED, 1 press the keys, digital control since by 1 (up), another button press, digital control since
Keyboard_Scan2
- This Application Note describes programming techniques implemented on the AT91 ARM-based microcontroller for scanning a 4x4 Keyboard matrix usually found in both consumer and industrial applications for numeric data entry.
baseball
- This file can play with 3 numeric simple baseball game..
Numeric calculator
- A numeric calculator for simple operations, realized with a keypad, LCD and ATmega16 controller.