Description: 毕业设计时制作的一套水位遥测自控系统,本系统以AT89S51单片机为主控单元，通过超声波传感器和液位变送器实现液位实时数据的检测和自动控制。系统分主控站与测控站，通过主控站的键盘可以实现对测控站的水位上下限的控制和显示。主控站与测控站之间的无线实时数据传输的解决方案采用广泛应用于无线抄表、工业数据采集系统和水文气象监控等领域的无线通信芯片nRF24L01组成无线高速数据收发模块。系统实现对所监控水位的短矩离无线测量与自动控制，利用GFSK实现数据高速传送以及较低的功耗。从测控站传送过来的数据通过人性化人机交换界面LCD1602实现数据的实时数据显示以及实现相应的报警提示。本系统通过单片机串口与电脑串口的通讯功能和利用互联网可以实现水位的远程测量与自动控制，这对江河水位的实时监控非常实用。本系统可能通过简单地调整就可以移植到其它物位系统与无线抄表系统，非常有研究价值。系统利用功能强大的C语言开发，并在软硬件设计中分别使用了Protel 99se 、keilC51开发平台。结果表明，该系统具有有性价比高、操作简便、可视化操作等优点.-The system main control unit MCU AT89S51 by ultrasonic liquid level sensors and liquid level transmitter implementation of real-time data detection and automatic control. System sub-master control station and the monitoring and control station, through the master control station s keyboard can be achieved on the water level monitoring station on the lower limit of the control and display. Master control station and the monitoring and control station in real time between the wireless data transmission solutions are widely used for wireless meter reading, industrial data acquisition systems and hydro-meteorological monitoring in areas such as wireless communications chip component nRF24L01 wireless high-speed data transceiver module. System monitoring the water level on the implementation of the short moments away from the wireless measurement and automatic control, the use of GFSK achieve high-speed data transmission and lower power consumption. From the monitoring station to send back Platform: |
Size: 5180416 |
Author:王利华 |
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Description: 下面是一个超声波测距的程序，硬件电路由于电脑格盘已丢失，下面的代码是从样机上复制的。
硬件电路包括液晶显示、超声波的发射、超声波的接受、滤波、单片机处理。
液晶显示采用LCD1602模块，下面的代码里有液晶的驱动，可以拷贝用于它处。
超声波发射电路包括压电换能器及其支持电路，发射约44KHz的超声波。
超声波的接收电路包含一块CD40106处理芯片。技术指标大约是测距范围在三米左右，测量精度约在厘米级别。大量用于倒车雷达的测距中。-The following is a range of ultrasound procedures, the hardware circuit as a result of the computer grid plate has been lost, the following code is copied from the prototype. Hardware circuit including liquid crystal display, ultrasonic transmitter, ultrasonic acceptance filtering, single-chip processing. LCD1602 LCD module used, the following code, there are LCD drivers, you can use it to copy. Firing circuit including the piezoelectric ultrasonic transducer and its support circuitry, fired about 44KHz ultrasound. Ultrasonic receiver circuit includes a processing chip CD40106. Technical indicators for a range of about 3 meters range around the measurement precision level of about cm. Reversing a large number for the location of the radar. Platform: |
Size: 2048 |
Author:李林 |
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Description: 超声波液位控制开关主程序,利用超声波探头发出声波，对接收的信号进行能量分析，从而判断容器内液位高度。-Ultrasonic liquid level control switch the main program, using ultrasound probe emitting sonar signals of the received signal energy analysis to determine water level inside the container. Platform: |
Size: 3072 |
Author:doneyunner |
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Description: 这是在广西区电子竞赛预选中做过的一个水箱液位检测与自动蓄水装置。用单片机主控，采用超声波测距，继电器驱动水泵，文件内包含整个流程用到的资料以及最终源代码。-This is done in the electronic contest the primaries of the Guangxi Zhuang Autonomous Region, a water tank liquid level detection and automatic water storage device. Master MCU, using ultrasonic ranging, relay-driven pumps, the file contains information used by the entire process, as well as the final source code. Platform: |
Size: 6155264 |
Author:朱明瑞 |
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Description: 摘 要 针对实现液罐的监测与控制系统，采用下位机：以C52单片机为核心，控制HC-SR04超声波测距模块和DS18B20分别对液面高度和液罐中温度进行测量。上位机：在PC机中通过LabVIEW进行编程，其主要功能为：数字时钟、液罐液位的模拟、波形图、液位超限的报警功能、液位控制的自动和手动模式、以及对数据进行存储。单片机对液位和温度的数据进行采集后，LabVIEW可选择性的使其在面板中进行显示，同时还可发送指令给单片机控制进水阀和出水阀的开闭，也可通过自动模式对液位进行控制。相比于传统控制系统，效率更高，且界面友好，方便工作人员管理。-With the aim of complementing the monitoring and control system of the tank，the lower machine: Control the HC-SR04 ultrasonic ranging module and DS18B20 by means of the C52 microcontroller as the core, and measure the liquid level and temperature of the fluid tank respectively. The host computer: Program through the software of LabVIEW in the computer. Its main function: digital clock, simulation of level of the fluid tank, waveform, the alarm function of the level gauge, automatic and manual mode of controlling the level and data storage. After collecting the data of the level and temperature by single-chip, LabVIEW can choose which display in the panel. At the same time, send commands to the microcontroller to control opening or closing of the Inlet valve and outlet valve, and also can choose the automatic mode to control the liquid level. Compared to the traditional control system, it is more efficient and user-friendly, meanwhile, facilitates the management of staff. Platform: |
Size: 110592 |
Author:guofengyu |
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Description: 利用单片机设计并制作一个智能化的液体点滴速度监测与控制装置。该装置由水滴速度测试系统、水速控制系统、气泡空液阻塞检测系统，电源异常检测系统，显示滴速装置、故障处理系统，报警系统等系统组成。应用光透射原理监测滴速，利用控制步进电动机的转速来控制点滴速度，利用红外二极管监测液面高度，利用压力传感器检测导管堵塞，利用超声传感器气泡。点滴速度可用键盘来设定同时在水到达警戒线以下时能发出报警信号。-The use of single-chip design and production of an intelligent the liquid drip speed monitoring and control device. The device consists of the droplet speed test system, the water speed control system, bubbles empty liquid blockage detection system, power supply anomaly detection system, display the drip rate device, fault handling system, alarm system and other system components. The application of light transmission principle of monitoring the drip rate, using the rotational speed of the control of the stepping motor to control the velocity of the drip, using the liquid level height of the infrared diode monitoring catheter blockage is detected by the pressure sensor, ultrasonic sensor bubbles. Drip speed of the keyboard can be used to set the alarm signal can be issued at the same time in the water reaches the cordon following. Platform: |
Size: 229376 |
Author:lelac |
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Description: 此程序为西安科技大学毕业设计《基于单片机的恒压供水系统》的C51，程序，具有红外遥控控制调节设定压力值，ADC0809，DAC0832，超声波传感器进行液位，1602液晶显示等功能-This procedure for Xi' an University of Technology graduate design " microcontroller-based water supply system" C51, procedures, with infrared remote control regulator set pressure value, ADC0809, DAC0832, ultrasonic level sensors, liquid crystal display and other functions 1602 Platform: |
Size: 54272 |
Author:郑强 |
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Description: 在stc89c52rc上利用超声传感器测距，显示在lcd1602上，可完成液位测量，固体测量等工业控制。-In the stc89c52rc on the use of ultrasonic sensor ranging, displayed on the lcd1602, to complete the liquid level measurement, solid measurement and other industrial control. Platform: |
Size: 47104 |
Author:lingfengliu |
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