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shiz
- 本时钟采用8吋笔段式LED高亮度数码管组装而成，显示清晰稳定，双面同时同步显示时分秒。采用低温度系数高精度时钟晶振，每月时间误差不超过12秒。采用4键无线遥控器控制时钟校正和倒计时设定，操作简便。
DAOJISHI.rar
- 该程序是89C51_D板实验演示程序，100S倒计时(12M,xiexiexiazai,welcome
利用C8051F120来对时钟芯片PCF8563进行操作
- 在Keil环境下，利用C8051F120来对时钟芯片PCF8563进行操作，完成倒计时功能-In the Keil environment, the use C8051F120 PCF8563 clock chip to operate on the complete countdown function
30miao
- 实现30秒的倒计时，可学习数码管方面的知识！-To achieve 30 seconds of the countdown, can learn digital control of knowledge!
Crosslights
- 用发光二级管模拟交通灯，数码管实现交通倒计时。以塔南路某十字路口（自己定）交通规则编制控制程序-Simulation with light-emitting diode traffic lights, digital control to achieve traffic countdown. Tanane Road to a crossroads (itself as) the preparation of traffic control procedures
200962013162421
- 这个文件里包含了篮球赛30秒倒计时的代码，keil编译，用51单片机仿真-This file contains the code for the countdown to basketball for 30 seconds, keil compiler, with 51 MCU
traficlight
- avr单片机，通过数码管和led小灯实现交通灯，在15秒小灯变红（通过不同小灯亮表示），倒计时-avr microcontroller, digital control and led by a small lamp to achieve the traffic lights, small lights red in 15 seconds (indicated by different small lights), the countdown
lesson1_8
- 中断数码管倒计时循环递减程序！用到的知识点 数值分离 显示函数-Interrupted the countdown cycle of decreasing the digital control program! Numerical separation of knowledge points used in display functions
timer
- avr单片机 60秒倒计时 按键按下开始倒计时计时结束后显示60,等待按键按下 -avr microcontroller countdown button for 60 seconds after pressing the Start countdown timer display 60, to wait for key press
shizhong
- 实现了时钟的计时，倒计时等功能，利用定时器实现了精准的计时。-Realized the clock, the countdown functions, using timers to achieve the precise timing.
jiao_t_d
- 完整的交通灯的程序，有倒计时，用的是AVR单片机，c语言编译的-Complete the procedures for traffic lights, a countdown, with the AVR microcontroller, c language compile
programC
- 【开发环境Keil】1、直流电机调速：按键调速，PWM部分显示速度档位，电机根据档位调节速度 这个需要把电机驱动输入端和PWM端连接起来 2、红绿灯：使用定时器学习 倒计时 红绿灯原理 3、抢答器：同时按键抢答，先按的键有效，其他按键锁死 复位后重新 4、遥控器红外解码数码管显示：按配套遥控器上1-9会在数码管上对应显示 5、PWM调光：利用定时器产生PWM，了解原理和使用方法 6、贪吃蛇样例-【development environment Keil】 1, DC motor speed:
C51---99_count_down
- C51的99秒倒计时,Keil编的,至少要20个字-C51, 99 seconds countdown, Keil series of at least 20 words
LAMP3
- 此程序主要实现在十字路口，东西南北交通灯实现倒计时的功能。-The procedure to achieve at the crossroads, East and West traffic lights to achieve the function of the countdown.
chengxu
- 60秒倒计时，电子时钟，温度自动控制，可根据温度高低自动报警等；-60-second countdown, electronic clock, automatic temperature control, according to high and low temperature alarm, etc.
chengxu
- 60秒倒计时，电子时钟，温度自动控制，可根据温度高低自动报警等；-60-second countdown, electronic clock, automatic temperature control, according to high and low temperature alarm, etc.
Project
- 60秒倒计时，电子时钟，温度自动控制，可根据温度高低自动报警等；-60-second countdown, electronic clock, automatic temperature control, according to high and low temperature alarm, etc.
wenduzidongkongzhi
- 60秒倒计时，电子时钟，温度自动控制，可根据温度高低自动报警等；-60-second countdown, electronic clock,automatic temperature control, according to high and low temperature alarm, etc.
daojishi
- C51单片机的 99秒倒计时数码管显示的C环境编程-51 SCM 99 seconds countdown digital display
2011OS
- 多功能电子闹钟，可实现音乐播放，能倒计时，并且有秒表功能，还能滚动显示万年历-Multi-function electronic alarm clock, music player can be realized, can countdown and stopwatch functions are, but also scroll calendar