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procedures89C51.rar
- 该电路由AT89C51单片机,CD4511*3为BCD-七段锁存/译码/驱动器,LED共阴数码管,磁敏霍尔元件组成。 ,The circuit from the AT89C51 single-chip, CD4511* 3 for the BCD-Seven-Segment Latch/Decoder/Driver, LED digital tube were negative, magnetic components敏霍尔.
vhdl
- 3vhdl简单程序设计;4,8-3优先编码器5,3-8译码器;6,6d锁存器;7,数码管扫描显示;8,四位二进制加法计数器-3vhdl simple programming 4,8-3 5,3-8 priority encoder decoder 6,6 d latch 7, the digital scan 8, four binary up counter
74HC573
- 本程序是通过74HC573锁存器控制八个数码管,给大家参考。-The program is controlled through the 74HC573 latch 8 digital tube, for your reference.
shuzishizhong125
- 数字钟的设计【数字电子技术课程设计】 数字钟实际上是一个对标准频率-The figure vies for the answering device by the subject circuit and expands the circuit to make up . Have priority in code circuit , latch , decipher circuit and export the input signal of the entrant team on the dis
Latch
- can make a latch counter by 8051
8051and1601LCD
- 运用51单片控制锁存器译码器等,完成一个简单的计算器系统-Control the use of 51 single latch decoder and so on, to complete a simple calculator system
DETSPFF1
- This paper describes a hybrid latch-flipfl op (HLFF) timing meth- odology aimed ... HLFF is similar to standard fl ip-fl ops in that it samples the data on one edge of
li
- 动态显示的特点是将所有位数码管的段选线并联在一起,由位选线控制是哪一位数码管有效。这样一来,就没有必要每一位数码管配一个锁存器,从而大大地简化了硬件电路。选亮数码管采用动态扫描显示。所谓动态扫描显示即轮流向各位数码管送出字形码和相应的位选,利用发光管的余辉和人眼视觉暂留作用,使人的感觉好像各位数码管同时都在显示。动态显示的亮度比静态显示要差一些,所以在选择限流电阻时应略小于静态显示电路中的。-Dynamic display characteristics of all digital tube
program
- 1、 编程完成显示程序,要求在实验箱BANK2部分数码管上显示“1234”,请认真阅读电路,计算出段码锁存器和位选锁存器的地址,显示程序仍然按照“送段码、送位选、延时、消隐”的十字方针进行控制,只是控制的方法不同了,此时锁存器的LE端口由地址总线控制。 2、 根据实验箱BANK2部分电路,完成由8255的I/O扩展操作,在8255A的PA口上接有8个发光二极管,在其上完成一流水灯程序。 3、 根据实验箱BANK2部分电路,完成由8255的I/O扩展操作,将8255A PB口上外接的拨码开
74hc595
- 74HC595驱动程序 5个74HC595一起,CLK和DATA脚分别连起来,LATCH脚独立控制 -74HC595 driver 5 74HC595 together, CLK and DATA feet respectively link the, LATCH foot independent control
74HC595_74HC165
- ATmega48/88/168的PB5是SPI时钟输出,接74HC595/74HC165的移位时钟输入端;PB4是SPI的MISO数据输人,接74HC165的数据输出;PB3是SPI的MOSI数据输出,接74HC595的串行数据输入端SER;PB2接74HC595/74HC165的锁存时钟输入端。-PB5 The ATmega48/88/168 SPI clock output connected to the input end of a 74HC595/74HC165 the shift c
control
- 频率计的设计中一个模块,即测频控制器,上升沿的时候锁存,下降沿的时候重置-Frequency of the design of a module that measured frequency controller, the rising edge of latch, when the falling edge of the reset
Based-on-single-chip-computer
- 利用单片机和串行移位输入、八位并行带锁存输出芯片的基本功能设计出驱动LED组成大屏幕显示屏,实现对需要参数的显示-Microcontroller and serial shift input and eight parallel with the basic functions of the latch output chip designed to drive LED composed of large-screen display, the display parameters need
SX
- 基于Proasic3 startkit开发板,描述了8位地址锁存芯片74ls259和Uart接受模块,通过这两个模块来控制开发板上的led.-Based on the the ProASIC3 StartKit development board, describes the 8-bit address latch chip 74LS259 and the UART receiving module, to control development board led by these two m
LED
- 数据的锁存和LED数码管显示接口实验 1.了解及掌握数据的锁存和六位7段LED数码管动态扫描显示接口的硬件和软件的设计方法; 2、设计显示六位静止不动字符的程序。 -Data latch and LED digital display interface experiment 1. Understand and master data latch and six seven segment LED display interface dynamic scanning hardware a
51
- 基于51单片机的30秒倒计时源程序,八路抢答锁存功能-Based on 51 single-chip 30-second countdown to the source, eight-way Responder latch function
COUNT0
- 用VHDL语言编写的一种24位的计数器,带即时锁存功能,带清零、控制功能。已经经过仿真验证。-A 24 bit counter with the VHDL language, with instant latch function, with clear, control function. Has been verified through simulation.
kpci-843
- 32路输出通道:用开关按钮自行设置32个输出:“1”为高电平,“0”为低电平。输出通道具有二级锁存功能,即当计算机因故断电时,若板卡的供电电源照常供电,开关量的输出状态不会改变,直到计算机恢复供电后重新设置开关量的输出状态为止。-32 output channels: set the 32 output switch button: "1" high, "0" as a low level. Output channel has two latch function, name
kpci-844
- 8路输入通道:在界面上用指示灯来显示8个输入的状态:有外加信号输入时状态为“1”,指示灯亮;无外加信号输入时状态为“0”,指示灯灭。 24路输出通道:用开关按钮自行设置24个输出:“1”为高电平,“0”为低电平。输出通道具有二级锁存功能,即当计算机因故断电时,若板卡的供电电源照常供电,开关量的输出状态不会改变,直到计算机恢复供电后重新设置开关量的输出状态为止。 -8 input channels: to display the 8 input stat
The-latch--and-triggers
- 锁存器和触发器区别DFGSDGDGDSSR-The latch, and triggers the difference
