尺寸:长152mmX宽163mmX高25mm 主要芯片:STC89C52RC(支持51单片机) 工作电压:直流12伏(另有24V) 二、 特点 RS485标准接口 16路输出光电隔离控制继电器。 标准的11.0592M晶振。(便于设置串口波特率) 具有上电复位和手动复位。 MODBUS_RTU标准协议控制 带有掉电存储功能,该单片机内部集成。 输出16路继电器LED指示。 软件设定地址等参数
标签: Modbus_RTU 模式 控制板 继电器输出
上传时间: 2013-10-08
上传用户:gdgzhym
单片机制作的8路抢答器,改装后可以用于无线呼叫系统
上传时间: 2013-10-22
上传用户:pioneer_lvbo
基于AT89C2051的多路舵机控制方案设计
上传时间: 2013-12-07
上传用户:zukfu
基于单片机AT89C2051的九路多功能智力竞赛抢答器的设计
上传时间: 2013-10-13
上传用户:YUANQINHUI
8路遥控抢答器
上传时间: 2013-11-17
上传用户:sunjet
袖珍型电子日历及8路长时间定时控制器程序
上传时间: 2013-10-28
上传用户:agent
四路抢答器的设计和制作,抢答用的
标签: 四路抢答器
上传时间: 2013-11-02
上传用户:ouyangmark
介绍了一种基于C8051F020单片机的多路压力测量仪。该测量仪选用电阻应变式压力传感器采集压力信号,并经放大电路处理后送入C8051F020单片机,再由C8051F020单片机内部的A/D转换器将采集到的压力信号进行模数转化,然后分别对数据进行存储和显示。该测量仪能测量6路压力信号,并且各测量点都能单独检测和设置。由于采用了C8051F020单片机,简化了硬件电路,增强了抗干扰能力,使得测量仪具有测量精度高,冲击小等特点。 Abstract: A measurement apparatus for multi-channel pressure based on single chip microcomputer is introduced.It can measure 6 channels signal of the pressure,and the pressure measure points can be detection and located individually.The pressure signal sampling is obtained by resistor stress-type pressure sensors,the digital signals of 6 channels are collected through amplifying and adjustment circuit of pressure signals and internal integrated A/D converter of MCU.Finally,and it realizes the function to store and display data separately.C8051F020 was used to made hardware circuit simple,and it also enhanced the anti-interference ability.It features high precision and little impact.
上传时间: 2013-11-15
上传用户:yare
主要介绍了以PIC18F2480单片机为处理器,基于可编程多路开关检测接口器件MC33993实现的车用多路开关检测接口电路的设计。该设计克服了以往基于分立元件的检测接口电路的弊端,简化了接口电路设计,保证了车用开关工作的可靠性和安全性。 Abstract: The design of automotive multiple switch detection interface circuit based on MC33993 is introduced mainly which adopts PIC18F2480 single chip microprocessor.This circuit overcomes shortage of traditional design which contains many schism elements, and the application of MC33993 also predigests the whole design of interface circuit and guarantees the dependability and security of the switch.
上传时间: 2013-11-19
上传用户:star_in_rain
介绍一种基于单片机的多路温度采集及监控系统,能够测量6路温度信号,具有计算机联网功能,各测量点可以单独监控和设置,可根据用户的需求自动控制。测量温度范围为-10 ℃~200 ℃,控制方式采用模拟量调压模式。该系统具有控制精度高、冲击小等特点。 Abstract: A temperature collecting and surveillance-controlling system based on sing-chip microcomputer is introduced. It can measure 6 channel signal of the temperature,and it has a function of network connection.The temperature measure points can be monitored and located, it can be controlled automatic according to user’s demand.The temperature range is -10℃ to 200℃.The model of control is adjustable voltage with simulation. It features high precision and little impact.
上传时间: 2013-10-22
上传用户:bjgaofei