Shanghai Daiyu Education Equipment Manufacturing Co., Ltd.
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This device consists of a control panel, an experimental hanging box, and an experimental table. Through this experimental bench , experiments such as interface expansion, data collection , data display, keyboard control, and timer of the microcontroller can be completed . It is equipped with a simulator.
It is equipped with a current leakage protector. If there is leakage on the control panel and the leakage current exceeds a cert*n value, the power supply will be cut off to protect personal safety.
The device adopts a component structure, making it easy to replace the experimental modules. If you need to expand functions or develop new experiments, just add the experimental module hanging box and it will never be eliminated.
2. M*n technical parameters
1. Input power: AC220V±10% 50Hz
2. Working environment: temperature -10℃～+40℃, relative humidity <85% (25℃)
3. Device capacity: 200VA
4. Weight: 100Kg
5. Overall dimensions (cm): 160×75×150
6. Hanging box size (mm): 410×240×60
3. Device composition
(1) Experimental screen: The experimental hanging box is placed during the experiment and the experimental power supply is provided. It is made of iron with a double-sided matte dense spray-p*nted structure.
1. Power input: Working voltage 220V±5% (50Hz), the indicator light lights up during input.
2. Power output: It has secondary protection functions of fuse and leakage protection switch. The output single-phase AC 220V working voltage is indicated by a high-precision voltmeter and ammeter.
Group A: DC voltage +5V/3A, -+5V/3A output, with high-precision DC voltmeter indicating voltage output and automatic over-current protection function.
Group B: DC voltage +12V/-12V output, current 2A output, high-precision DC voltmeter to indicate voltage output, and automatic overcurrent protection function.
3. Power output function generator:
A. Use direct digital frequency synthesis (DDS) to generate high-precision sine waves, square waves and triangle waves. Use large-screen LCD to display output frequency, waveform, and attenuation value.
B. Sine wave output amplitude ≥10V, output impedance 50Ω, distortion <1% (0.1HZ-- 1KHz).
C. Frequency range: 0.1HZ~3MHz, use the keyboard to directly input numbers to set the frequency.
D. The output amplitude is adjusted by a potentiometer, and the sine wave output has 20db and 40db attenuation.
E. Square wave duty cycle is adjustable, adjustment range: 1%-99% adjustment; square wave and triangle wave adopt TTL level output.
F. The frequency meter has a maximum measuring range of 100MHz and automatic gear shifting.
4. A high-precision external voltmeter with a measuring range of 100V DC.
5. Group: single-phase m*ns output for users to prepare their own instruments.
(2) Experimental table: Aluminum wood structure, the desktop is made of fireproof, waterproof, wear-resistant high-density board, the computer table is one-piece design, and the shape is beautiful and generous. The frame is made of high-quality aluminum alloy made of special molds . The surface of the aluminum alloy has been oxidized, making it durable, beautiful and in line with modern aesthetics. The desktop is made of fireproof, waterproof, wear-resistant high-density board. The lower part of the table is equipped with storage cabinets and computer m*n cabinets. .
(3) Experimental module:
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DP–01 |
Single-chip microcomputer experiment hanging box (1) |
LED dot matrix display module Dot matrix character LCD display module 8253 timer counter A/D conversion D/A conversion, V/F conversion, F/V conversion Serial EEPROM, EEPROM, Flash Rom, SRAM, I2C bus interface |
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DP–02 |
Single-chip microcomputer experiment hanging box (2) |
8251 serial port expansion 232 bus serial interface Microcontroller minimum application system 1 Microcontroller minimum application system 2 DIP switch output |
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DP–03 |
Single-chip microcomputer experiment hanging box (3) |
ISD 1420 Voice Control IC card reading and writing interface Real-time hour hand/calendar USB interface RS232 to RS485 interface |
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DP–04 |
Single-chip microcomputer experiment hanging box (4) |
8279 interface circuit 8255 I/O expansion 8155 I/O expansion Dynamic scanning display module conversion interface MC14433 Inline keyboard experimental module |
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DP–05 |
Single-chip microcomputer experiment hanging box (5) |
Stepper Motor Driver Example Temperature Sensors and Temperature Controls car turn signal light intersection traffic light digital frequency meter watchdog |
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DP–06 |
Single-chip microcomputer experiment hanging box (6) |
Sixteen-digit logic level display Relay control interface Common device interfaces Eight-bit logic level output single pulse speaker String reference static display module query keyboard |
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DP–07 |
Single-chip microcomputer experiment hanging box (7) |
M*n function logic pen Multifunctional combination lock DC motor drive Stepper motor drive |
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DP–08 |
Single chip experiment hanging box (8) |
Microcontroller and CPLD experimental module Weifu SH51 emulator |
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DP-09 |
Electrical safety and electric shock first *d simulation teaching software
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It uses a virtual screen that combines two-dimensional and three-dimensional to teach students the safety and first *d methods of using electricity. The software includes single-phase electric shock, two-phase electric shock, step electric shock, low-voltage electric shock first *d, high-voltage electric shock first *d, artificial respiration first *d, and hand-holding. Principles of respiratory rescue method, chest cardiac compression and other protective methods are expl*ned and taught, and the principles of single-phase electric shock are divided into rep*ring live disconnection, rep*ring socket electric shock, and outdoor electric shock. The teaching of low-voltage electric shock and high-voltage electric shock m*nly expl*ns and demonstrates to students how to rescue people who are suffering from low-voltage electric shock or high-voltage electric shock. Artificial respiration rescue method, hand-holding breathing rescue method, and chest cardiac compression rescue method are demonstrated using 3D virtual simulation technology. After rendering and Polish it to make the model look like the real part and look realistic. Through practical tr*ning, students can be educated on the safe use of electricity in the tr*ning room, improve students' safety awareness, and enable students to learn some self-rescue methods, so that students can take cert*n safety measures to protect themselves when encountering danger, and become familiar with various Causes of electrical accidents and practical measures to deal with them to reduce the occurrence of electrical accidents. |
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DP-10 |
★MCU simulation teaching software (One set for the whole room) |
1. Supports all Keil uVision software versions Supports docking of all Keil uVision software versions, and a new microcontroller monitor is added to the keil uVision software to monitor the input and output of the microcontroller; and supports real-time monitoring even when the simulation software is not started. 2. Real-time feedback on program status Support keil uVision software to enable the "speed control based on actual time" function and the crystal oscillator frequency function, perform simulation according to the actual situation, and realize real-time feedback of program status. 3. Component library Expand 7 types of devices outside the MCU learning board, including matrix keyboard, LCD12864, LCD1602, baffle, light bulb, motor and heating rod. The component library also supports one-click clearing of all parts added from the component library in the scene. Added the ability to clear individual parts and add individual library parts to the scene. 4. One-key reset The 3D model in the 3D scene can be restored to its original state immediately. 5. Project information A project information will pop up when each experiment is in progress. The project information includes: experimental description, experimental content, and experimental analysis. The experiment description is to expl*n the functions that can be tested in the current experiment, the experiment content is that the system will come with a task requirement, and the experiment analysis is to guide the user on how to complete the corresponding case. 6. Industrial photoelectric counting (interruption mode) Simulate photoelectric switches to detect objects and feed back signals to the microcontroller in real time. 7. Serial communication technology Supports virtual serial port communication debugging, and comes with a serial port debugging assistant in the software. The serial port debugging assistant supports modifying the serial port number (COM1~10), modifying 9 baud rates (1200, 2400, 4800, 9600, 14400, 19200 and 38400), modifying 3 validation bits (NONE, ODD and EVEN), modifying 2 data bits (7 bits, 8 bits), modify 3 stop bits (1 bit, 1.5 bits and 2 bits). 8. Matrix keyboard The software comes with a 4*4 three-dimensional matrix keyboard and simulates the use of matrix keyboard cables in the display. The keyboard also supports changing the corresponding 8 P ports in horizontal and vertical rows. 9. Seven-segment digital tube display technology There are 4 common anode seven-segment digital tubes in the software, which support displaying any number and 26 letters. It also supports changing each P port corresponding to the seven-segment digital tube. 10. LCD1602 liquid crystal display The software is equipped with an LCD1602 character liquid crystal display. The display supports changing the P ports corresponding to RS, RW, E, D0, D1, D2, D3, D4, D5, D6, and D7. 11. Temperature simulation The software supports temperature simulation, supports manual control of temperature, and supports display of the voltage value corresponding to the degree of each temperature. 12. TLC5615 chip The TLC5615 chip in the software is used for experiments related to serial port A/D conversion. The chip is also equipped with a Siemens frequency converter and a three-phase motor for use in experiments. 13. ADC0832 chip The ADC0832 chip in the software is an 8-bit resolution, dual-channel A/D conversion chip, which is used in the software to coordinate temperature control and voltage control experiments. 14. LCD12864 liquid crystal display (without characters) The software is equipped with an LCD12864 liquid crystal display (without characters). The display supports changing the P ports corresponding to RS, R/W, E, DB0, DB1, DB2, DB3, DB4, DB5, DB6, DB7, CS1, and DS2. . |
4. Basic experimental content
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1. Memory block clearing |
32. Electronic clock experiment
33. Electronic keyboard simulation experiment
41. V/F conversion experiment 59. Experiment on communication between 8051 and PC serial port 60． Flash Rom external program memory experiment 61. Multifunctional password lock experiment |
Hot-selling product: Electrician tr*ning bench
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