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单片机开发学习
- 红外遥控器，实现智能定时调台，倒计时显示功能
SH205
- 单片机的数字时钟例程,定义运行状态,可以调整倒计时分,小时调整等.-SCM digital clock routines, the definition of operations, the countdown can be adjusted, such as the adjustment hour.
jiaotongdengdianlusheji
- 系统由单片机系统、键盘、LED 显示、交通灯演示系统组成。系统包括人行道、左转、右转、以及基本的交通灯的功能。要求系统交通灯的硬件设计，除基本交通灯功能外，还具有倒计时、时间设置、紧急情况处理、分时段调整信号灯的点亮时间以及根据具体情况手动控制等功能。-SCM system by system, keyboard, LED traffic lights demo system. The system includes sidewalks
user
- Keil 51下的倒计时， 秒表程序-Keil 51 under the countdown, stopwatch procedures
23-3
- 带定时闹铃单片机时钟基础上，硬件不变，通过软件扩展成为带定时闹铃和倒计时的时钟。-Singlechip alarm clock with timing based on the same hardware, software expansion to become with a countdown timer and alarm clock.
ke
- 可实现倒计时功能，通过键盘进行预置数进行倒计时。可以实现递减递增的计数，可以进行串行通讯传输。应用单片机课程设计-Countdown function can be achieved through the number keyboard preset countdown. Can realize reduced incremental count can be carried out serial communication tran
daojishi
- 基于51单片机 可以自定义倒计时时间 控制继电器吸合 断开 数码管显示 两个按键控制-Based on 51 single-chip microcomputer can customize the countdown time control relays pull-off digital tube display two button control
jishujidanpianji
- 设计一个单片机控制的秒表系统。利用单片机的定时器/计数器定时和记数的原理，结合显示电路、LED数码管以及按键来设计计时器。将软、硬件有机地结合起来，使得系统能够正确地进行加、减（倒）计时，数码管能够正确地显示时间。-Design a single-chip control system stopwatch. The use of single-chip timer/counter timing and number of the pri
jishichenxu
- 单片机倒计时程序，已经过调试了，很好用。-Singlechip countdown procedures, have been debug, and very good use.
yinyuechenxu
- 这是基于51单片机的倒计时程序，已经经过调试，能实现 -This is based on the MCU 51 countdown procedures, have been debug, can realize
clock
- 利用单片机、HD7279、键盘，实现计时器、倒计时器。-The use of single-chip, HD7279, keyboard, realize the timer countdown device.
seg_key
- 51单片机按键控制数码管显示程序，显示为时钟倒计时，有暂停和计数功能-51 single-chip digital tube display key control procedures, shown as the countdown clock, a pause, and count functions
lcd1602
- 改程序用单片机实现了倒计时功能,并通过LCD1602显示出,-Reform process with single-chip implementation of the countdown function, and through LCD1602 show
danpianji
- 用汇编语言在c51单片机上实现倒计时程序，能够调节设置时间，并能暂停，终止，继续，清零-C51 microcontroller assembly language to achieve the countdown procedure, able to adjust set-up time, and can suspend, terminate, continue, Clear
djs
- 51单片机999秒倒计时程序，为初学51单片机者提供一个很简单的程序-51 SCM 999 seconds countdown program for beginners 51 MCU to provide a very simple procedure
至简设计法--篮球倒计时
- 篮球倒计时 工程说明 本项目包含2个按键和4位数码管显示，要求共同实现一个篮球24秒的倒计时，并具有暂停和重新计数复位的功能。 案例补充说明 与单片机等实现模式相比，FPGA倒计时系统大大简化，整体性能和可靠性得到提高。在篮球24秒倒计时的模块架构设计方面，只需要一级架构下的BCD译码模块、倒计时模块和数码管显示模块，即可实现24秒倒计时功能。(Basketball countdown Engineering descr iption
一分钟倒计时
- 可实现倒计时1分钟，最后一秒倒计时时间到蜂鸣器响(One second countdown time to the buzzer)
counter20171221
- 篮球24秒倒计时项目，按下Start按钮，倒计时开始运行，数码管显示秒数值，结束时，LED灯亮。(Project for Basketball 24 seconds count down. After pressing the Button of Start, the project product will display detail seconds value on the 7 Segment LED. At the end,th
一个可设置时间的倒计时定时器（0到99）
- 通过按键k1到k6实现设置定时器的时间设置，并且启动倒计时。当倒计时到达0时自动报警3次(Set timer time Settings by keystroke k1 to k6, and start the countdown. Automatic alarm 3 times when the countdown reaches 0)
倒计时控制板通讯式 CB-DJSV10_V1.0.0
- 1. 单片机为STM32F051 2. 485通讯式倒计时 3. 协议符合倒计时标准“GAT 508-2004 道路交通信号倒计时显示器”(1. MCU is STM32F051 2.485 communication countdown panel 3. agreement conforms to the countdown standard "GAT 508-2004 road traffic signal cou