MXY9020 Comprehensive Platform for Optoelectronic Detection Experiment

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MXY9020 photoelectricityComprehensive testing experimentplatform

1、 Product Introduction

MXY9020photoelectricityTesting experimentThe comprehensive platform consists of various photoelectric sensor devicesandeveryclassFiber optic sensorpieceThe composition of design components can be built, and students can build various applications on the host and various design components based on the schematic by themselvestestingsystems design，It is a powerful tool for cultivating students' brain, hands-on, and design abilities, as they are already familiar with optoelectronic sensor devicesFiber optic sensor devicesAfter understanding the principles and characteristics of photoelectric sensors, students need to master them even moreFiber optic sensor devicesThe specific application enables the design of products. This greatly enhances students' ability to use their brains, hands-on skills, and innovation consciousness.

Instrument dimensions:500mmX360mmX100mm

2、 Teaching objectives

1. Master optoelectronic devicesFiber optic sensor devicesThe basic principle of

2. Understand various types of optoelectronic devicesFiber optic sensor devicesBasic Applications

3. Learn and master the design principles of experimental systems

4. Cultivate students' brainpower, hands-on ability, and innovative consciousness

IIItechnical parameter

1regulated power supply:± 15V, ± 5V, 0-5V adjustable, 0-12V adjustable;

2Display instrument: digital voltmeter: accuracy Four and a half people; range 20V,200V；Digital ammeter: accuracy Four and a half people; range 200μA, 200mA；Digital lux meter: automatically changes range; measuring range 0.1～1.999×10^３x. Optical power meter: range500μW； Tachometer: LCD1602 display;

3Photoresistor: Dark resistor1.0M Ω, bright resistance 8-20K Ω (10Lx)Response range0.4～0.7μm；

4Design of photoelectric coupling switch odometer and tachometer: Reflective photoelectric coupling device: Working current20mA， Forward voltage: 1.5V, speed 0-2400RPM;

5Fiber optic displacement measurement design: Light source:650nm fiber laser; Fiber core diameter: 62.5 µ m, length 1m; LCD (model 1602) displays optical power value, Resolution1mm；

6. Fiber optic temperature sensing: Opposite type fiber optic sensing jumper: fiber core diameter 62.5 µ m, length 1m; PT100 temperature sensor:Temperature measurement range:-50℃～200℃；Temperature controller: rated voltage180V～220V，50Hz； Power consumption<5W; range 0-400 ℃; Accuracy of 0.5; Resolution 1 ℃; The ambient temperature ranges from 0 to 50 ℃; Relative humidity of 35% to 85%; Fan: DC-12V DC fan; LCD display of optical power value;

7Thermoelectric alarm design: Pyroelectric sensor: Sensitive element area:2.0 × 1.0mm2, substrate material: silicon, substrate thickness: 0.5mm, working wavelength: 5-15µ m, operating voltage: 2.2-15V, operating current: 8.5-24 µ A, average transmittance>75%; Alarm indication: buzzer;

8、liquid crystalLCD1602: Single row 16 pin interface; 8-bit bidirectional data bus; Can be directly connected to 8-bit microcontrollers or controllers;

Pin high level is+5V; can display 2 rows; 16 characters per line;

9、STC89C52

(1) Enhanced 6-clock/machine cycle, 12 clock/machine cycle 8051 CPU;

(2) Working voltage: 5.5-3.4V (5V microcontroller) and 3.8-2.0V (3V microcontroller);

(3) Operating frequency range: 0-40MHz;

(4) User application space: 4K/8K/13K/16K/20K/32K/64K bytes;

(5) On chip integrated 1280 bytes/512 bytes RAM;

(6) Universal I/O (32/366), after reset: P1/P2/P3/P4 are quasi bidirectional ports/weak pull-up (ordinary 8051 traditional I/O ports) P0 port is an open drain output. When used as a bus extension, there is no need to add a pull-up resistor. When used as an I/O port, a pull-up resistor needs to be added;

(7) ISP (in system programmable)/IAP (in application programmable), no dedicated programmer/simulation required. User programs can be downloaded directly through the serial port (P3.0/P3.1), and 8K programs can be completed in just 3 seconds;

(8) EEPROM function;

(9) There are 3 16 bit timers/counters in total, among which Timer 0 can also be used as 2 8-bit timers;

(10) External interrupt 4 channels, falling edge interrupt or low-level triggered interrupt, POWER DOWN mode can be awakened by external interrupt low-level triggered interrupt mode;

(11) The universal asynchronous serial port can also be implemented with timing software to achieve multiple UART;

(12) Working temperature range: 0-75 ℃/-40-+85 ℃;

4、 Experimental content

1. Design of photoresistor light controlled switch system

2. Design of photoresistor controlled light system

3. Design of Pyroelectric Alarm System

4Design of silicon photovoltaic cell illuminance meter system

5Design of Simple Optical Power Meter System

6Design of Reflective and Reflective Optoelectronic Coupled Switch Odometer System

7Design of reflective and reflective photoelectric tachometer systems

8Design of Fiber Optic Displacement Measurement System

9Fiber optictemperature measurementsystem design

5 Platform supporting documents and materials

1Experimental guidebook1Ben;

2、Software: Platform software and hardware user manuals, etc;

Note: Customers can configure their own computers.