Dysyx-MDZ modular electronic design innovation training device

1. Overall hardware composition and structural form
1. It consists of an aluminum-wood alloy cabinet, a high-performance linear power supply (can also be powered by USB), a basic signal source, a microcontroller tr*ning module access area and a microcontroller tr*ning module.
2. The power supply of the experimental box is AC single-phase 220V/50Hz.
2. Det*led technical parameters
1. Basic signal source  
1) Provides +5V/2A power supply, output by three sets of 4-core power sockets.
2) Provide ±12V/1A, output by 2 sets of 5-core power sockets.
3) Provide 1 continuously adjustable analog output of 0~5V as the analog quantity for A/D conversion.
Each of the above power supplies is equipped with short circuit and overcurrent protection functions.
4) Provide 8 switching input and output circuits, and the input and output interfaces are led out with 8-core cables respectively.
5) Set up a 2-digit digital tube with a common cathode or a common anode. The segment code is led out with an 8-core cable, and the bit code is led out with a gold-plated jack.
6) Provide two channels of ±single pulse signal output with anti-bounce.
7) Set the national pulse output of 1MHZ and 500KHZ.
8) Set up an IC-14 integrated circuit socket for flexible expansion of commonly used gate circuits.
9) Set up a high level and a low level reset circuit.
10) Designed with 4-phase 5-wire stepper motor , 5V DC motor and its drive circuit.
The output terminals of the above circuits are all equipped with protection circuits, which will not damage the equipment if the wiring is incorrect.
2. Single-chip microcomputer tr*ning module
1) Simulated taxi meter    
The simulated taxi meter is a small single-chip control system, which is composed of motor, speed measurement, speed calculation, cost calculation and other parts. It completely simulates the taxi meter system. design. The det*led composition is as follows:
1. STC89C51 51 microcontroller with ISP download function.
2. A44E motor speed sensor .
3. DC motor and drive.
4. LCD1602 liquid crystal display.
5. 24C02 I2C memory
6. PCF8563 real-time clock
7. 1 buzzer
8. 8 LED digital tube displays.
9. 6 separate buttons.
10. 18B20 temperature measurement module.
11. LCD12864 liquid crystal block expansion interface.
12. RS232 communication interface
13. 12 LED indicators.
Possible experimental projects:
1. Running water marquee experiment
2. DC motor speed regulation and speed measurement experiments.
3. Real-time clock experiment.
4. 1602 LCD display experiment
5. Taxi meter design experiment
6. Hall sensor application experiment
2) Traffic light automatic control    
1. Composition
1. 12 LED indicators
2. 8 digital tubes
3. Control switch
4. RS232 communication Circuit
5, 51 microcontroller STC89C51 with ISP download function, online download circuit.
2. Experiment content
1. LED display experiment
2. Digital tube display experiment
3. Button experiment
4. Interrupt control experiment
5. Traffic light automatic control experiment (comprehensive experiment)
3) Electronic code lock (time attendance machine)   
1. Composition
1, 6 2 digital tubes
, 16 buttons
3, IC card reading and writing circuit
4, control switch
5, RS232 communication circuit
6, STC89C51 51 microcontroller with ISP download function, online download circuit.
2. Experiment content
1. Digital tube dynamic display
2. Keyboard scanning
3. IC card reading and writing experiment
4. LCD display experiment
5. Simulated electronic code lock (comprehensive experiment)
4) Ultrasonic reversing radar
uses ultrasonic sensors to measure distance
1. Composition
1. STC89C51 51 microcontroller with ISP download function, online download circuit
2. A p*r of ultrasonic sensors (receiver and transmitter)
3. Temperature compensation circuit
4. DC motor and motor control circuit
5. 4-digit digital tube and 4 buttons
2. Experiment content
1. Microcontroller programming experiment
2. Button control experiment
3. Digital tube display experiment
4. Motor control experiment
5. Relay control experiment
6. Ultrasonic sensor experiment
7. Distance measurement experiment
5) Environmental tester
is used to measure the ambient temperature and humidity and light intensity.
1. Composition
1. STC89C51 51 microcontroller with ISP download function, online download circuit
2, temperature, humidity, light intensity sensor
3, small signal processing circuit
4, 16×16 dot matrix display circuit
5, clock circuit
6, small button
2. Experiment content
1. Dot matrix display application experiment
2. Application experiment of temperature, humidity and light intensity sensors
3. Analog-to-digital conversion experiment
4. Microcontroller programming experiment
6) Infrared temperature measurement
It is composed of 51 microcontroller, downloader, infrared temperature sensor, LCD1602 liquid crystal display, etc. It can measure and display temperature values ​​in real time.
7) CAN communication
consists of online download 51 microcontroller, downloader, CAN communication chips SJA1000 and TJA1050T, liquid crystal display LCD1602, etc., which can realize CAN communication under the control of the microcontroller.
8) Data acquisition system: It is composed of 51 microcontroller system, data acquisition, display and other circuits, and displays the collected data in real time.
9) Digital voltmeter: It is composed of 51 microcontroller system, sensor, digital tube display, etc.
10) The core module of the 51 series microcontroller
can create a small microcontroller application system by itself.
It cont*ns the STC89C52 chip that is compatible with the 51 series microcontroller and a universal IC holder with a locking device. All I/O port pins are completely lead out. Each group of I/O ports is led out with an 8-core cable holder. The data output port must have Load expansion function (if a pull-up resistor is connected), and two 8-core cable holders are connected in parallel. The module unit also cont*ns an external +5V power input interface, a USB power interface, 2 +5V outlet sockets, a power switch, a reset button, a crystal oscillator circuit, and latched low-order address lines A0~A2. The jack leads out, one RS232 online download communication interface, and the control line for the external interface comes out through the jack.
11) The temperature closed-loop measurement and control module
consists of a high-precision temperature sensor, heating tube SLM3, special radiator, 4-inch fan, small signal amplifier circuit LM324, analog-to-digital conversion circuit and over-temperature alarm display to form a complete temperature closed-loop control system.
12) FPGA module unit
There are two ways to configure the FPGA module unit: the first one only cont*ns an EP2C5T144C8 chip. It has a serial configuration chip and a download interface to form the FPGA minimum system. All its I/O lines are led out with pin headers. . Other peripheral interfaces are shared with the microcontroller. The second is that the FPGA system is completely independent, and the extra I/O pins on the core board can be used to expand other experiments.
13) Various practical tr*ning and experimental projects of the microcontroller can be expanded infinitely.
3. Chassis: aluminum-wood alloy material, green and environmentally friendly, beautiful and generous in appearance. Reference dimensions: 480×360×148mm

Hot-selling product: Electrician tr*ning bench