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weiji
- 1、用8255的A口驱动六个七段数码管(LED)的字段,C口驱动六位七段数码管(LED)的位控端,右侧两位显示分值,左侧两位显示秒值。 2、段数码管采用动态扫描方式,用8253做定时器(采用查询方式),每位显示的时间<5ms,扫描频率>50Hz。 3、以5ms为基本时间单位,计数产生秒时间值,秒计数到60时对分计数,分计数到69时对时计数。 -BUFF_KEY EQU 21H BUFF_LED1 EQU 22H
shumaguancankao1
- MSP430 通过串口控制周立公的7290然后驱动四位数码管 显示-MSP430 via the serial port control of the public in 7290 and then drive Zhou 4 LED display 8888
18B20
- 51单片机 18B20采集温度 CD4094驱动四位数码管 带有CRC校验-51 MCU 18B20 collection of digital temperature control with 4 CD4094-driven CRC Checksum
22222
- 数码管显示 单片机最小系统驱动 大家看看啊 啊 -LED display driver take a look at minimum system MCU ah ah
time-mega16-datashow
- avr单片机实现驱动数码管的计时功能,同时有protues仿真,保证程序正确-avr MCU-driven digital control of the timing function, simultaneously protues simulation, to ensure the correct procedures
DIGITALCLOCK
- 电子时钟,驱动8个数码管显示,带设置功能-Electronic clock, drive 8 digital tube display, with set functions
51qianrushi
- 用74164驱动数码管显示,用单片机来控制,用LED灯来显示-Drive LED display with 74164
4_LED
- 这是存储器4个数码管的驱动程序,是在51处理器的环境下开发出来的,同样可以用在其他处理器开发-This is a memory 4 digital tube driver, is a 51-processor environment, developed, and can also be used in other processors, development
CH451
- 很强的ch4541汇编语言!CH451驱动数码管程序 //端口初始化 void port_init(void) { PORTA = 0x00 DDRA = 0x00 PORTB = 0x07 DDRB = 0x07 PORTC = 0x00 DDRC = 0x00 PORTD = 0x00 DDRD = 0x00 } //主函数 void main(void) { port_init()
74HC595_and_DS1302
- DS1302显示时钟,利用74HC595驱动大数码管-DS1302 display clock, 74Hc595 drive digital pipe
MAX7219
- 51单片机驱动数码管显示芯片MAX7219-51 MCU chip MAX7219 LED display driver
test
- PIC单片机和74LS164驱动4位数码管动态显示小程序-PIC microcontroller and 74LS164 drive four digital control dynamic display applet
14
- HHARM92410的按键和八段数码管编程,包含两个驱动和源程序。-HHARM92410 buttons, and eight out of the digital control programming, including two drivers and source code.
include
- 可设定功率和驱动时间并在数码管上显示驱动时间倒计时的LED驱动程序-Can be set to power and drive time and in the digital tube LED display driver time in the countdown to the driver
C51_KEY_LED
- C51单片机,用Dtled-6芯片驱动6个数码管,用来显示当键盘按下时所对应的键值,其中键盘为矩阵式-C51 Microcontroller with Dtled-6 chip driving six digital tube, used to display when the keyboard is pressed, the corresponding key, in which the keyboard for the matrix
pic24_led
- 用一个端口控制数码管的段码线(A~G、DP),另外一个端口经过75452驱动后控制数码管的位选线,用动态扫描方法,在八个数码管上显示12345678。-With a port control segment digital tube-yard line (A ~ G, DP), another driver after a port 75452 through the digital control bits control the selection lines, with dynamic s
TLC549ADCto89S52andLEDDisplay
- TLC549AD转换,串行输出至AT89S52,经38译码器驱动数码管按位显示0或1数字量-TLC549ADC to 89S52 and LED Display
Seg7
- 4位一体7段数码管显示0~9999;SPI驱动SPI器件74HC595-4 one 7-segment LED display 0 ~ 9999 SPI-driven SPI device 74HC595
renti1
- 人体视觉暂留特性测试实验 编程从一个I/O口输出一扫频信号,驱动一支LED灯闪动,频率范围为10HZ~99HZ,扫描时间为30秒,在LED闪动期间观察,一旦发现无法识别LED灯闪动时,按下按键K1,立即停止输出,并将此时的信号频率显示在数码管上,该信号的周期为测试者的视觉暂留时间。 -Characteristics of human persistence of vision testing laboratories programming from an I/O port output
bjdj
- 采用单片机AVR mega16作为控制系统的核心,以4*4的小键盘为输入设备,以反射式红外发射-接收器为数据采集部件,用L298N芯片组成功率放大电路驱动电机,四连排数码管作为显示电路的部件,利用直流稳压电源供电,用数码管显示电机的转速,完成对电机的转速、转向、启停等多种工作状态进行快速而准确的控制,组成了一个比较完整电机控制及转速显示闭环系统。-This design uses a singlechip AVR mega16 to be the core device of the contr