RDL Technologies - Trainer Kit

ESP32 IoT Development Trainer Kit essential development features a plug-and-play design that makes it easy for connections and helps Students, hobbyists, enthusiasts, and professionals to focus more on Program/application development. ESP32 IoT Trainer Kit equipped with onboard IO’s, communication interfaces & peripherals. It is really easy to design, experiment with, and test circuits without soldering. It’s used in many educational institutions and R&D LAB across the world.

Product Description

ESP32 essential devolopment features a plug and play design that makes it easy for connections and helps students, hobbyists, enthusiasts and professionals to focus more on Program/application devolopment. ESP32 IoT Trainer Kit equipped with on board IO's, communication interfaces & peripherals. It is really easy to design, experiment with and test circuits without soldering. It's used in many educational institutions and R&D LAB across the world.

Board Features

On Board Programming.
Plug & Play Interface Connectivity.
Professional EMI/RFI Complaint PCB Layout Design.
Modular Block design makes Easy access & quick Prototyping.
FRC connectivity features minimize the connection Error.
ROHS Compliant High Quality Grade PCB with wooden Enclosure.
Open-source Hardware ESP32 dual-core 32-bit up to 240 MHz, Flash 16 MB.
Supported most of the open-source platforms for Custom Programming.
The device offers multiple industrial protocols like MODBUS RTU, MODBUS TCP, JSON, MQTT, and FTP and supports secure communication SSL.
Supported most of the cloud platforms including Microsoft Azure & AWS etc.
OTA Firmware upgrade supported.
On Board Programming.
Supported communication over USB, WiFi, Bluetooth, and Modbus RTU and RS232.
Supported DC 12V Power Supply.
High Quality Grade PCB with wooden Enclosure.
8 interfacing LED’s.
1*4 Menu keypad.
4*4 Matrix Keypad.
RS232, RS485, USB communication port.
7 Segment Multiplexed Display.
16*2 LCD & OLED Display
ADC & DAC Card.
8 bit 4 port IO.
On Board WiFi/Bluetooth Connectivity.
3.3 to 5V Level Converter.
Power Supply 3.3V and 5V.
SD CARD Interface.
RTC & EEPROM Interface.
DC Motor/ Stepper Motor Driver.
Relay, Buzzer.
1xTemperature Sensor.
3x Analog Test POT.

Support Most of the populer cloud Platform

Idea to Proof of Concept (POC)

Scope of Learning Experiments

LED blinking.
8 bit LED Left shift, Right shift and counting operation.
Keypad Interrupt Interface 6*2 LCD interface.
Matrix Keypad Interface.
ADC interface.
Traffic Light Signal Interface.
8 bit DIP switch interface.
7 Segment interface.
Multi processing using Dual core ESP32 Interfacing SD card and handling file system with esp32 using SPI and other method.
Interfacing sensor with & Data parsing using RESTful & Json protocol.
FTP Implementation.
Interfacing sensor with ESP32 and MQTT protocol Implementation Exploring MQTT Features Subscribe & Publish methods.
MQTT SSL certificate implementation - ESP32.
Interfacing RS485 salve using MODBUS protocol.
Interfacing BLE & Data parsing using RESTful/Json/MQTT protocol.
OTA implementation - ESP32.
Implementation of FREE RTOS on ESP32.
Exploring DMA features of ESP32.

Text to speech implementation.
Device control through Speech recognition & Alexa Integration.
Exploring WiFi- MESH features.
BioMedical sensor kit integration and connecting IoT cloud platform for prediction.
L298 Driver for DC Motor and Stepper motor interface.
Communication using UART, I2C, & SPI Buzzer, Relay interface.
RS485, RS232 serial communication.
ESP32 IO Interfacing with different sensor RTC DS1307I2C protocol interface.
AT24C04 EEPROM I2C protocol interface.
RF/WiFi Communication.
Temperature Sensor Interface.
Appliance control through cloud platform using MQTT protocol.
Environment data like temp & humidity capturing using cloud platform.
Modbus RTU Communication and accessing data from Industrial PLC.
Wireless TCP/IP socket connection implementation using node and server architecture.
Exploring OPC / UA server and client Implementation.
Implementation of ESP32 WEB server application.

Wiring Diagram

Applications

Generic Low-power IoT Sensor Hubs
Cameras for Video Streaming
Generic Low-power IoT Data Loggers
Over-the-top (OTT) Devices
Speech Recognition
Image Recognition
Home Automation
Smart Building
Industrial Automation
Smart Agriculture
Audio Applications
Health Care Applications
WiFi enabled Toys
Wearable Electronics
Retail & Catering Applications

Specification

MCU

ESP32-D0WD-V3 embedded, Xtensa® dual-core 32-bit LX6 microprocessor, up to 240 MHz.
448 KB ROM for booting and core functions.
520 KB SRAM for data and instructions.
16 KB SRAM in RTC.
4 MB SPI flash.

Wi-Fi

802.11b/g/n.
Bit rate: 802.11n up to 150 Mbps.
A-MPDU and A-MSDU aggregation.
0.4 µs guard interval support.
Center frequency range of operating channel: 2412 ~ 2484 MH.

Bluetooth® / BLE

Bluetooth V4.2 BR/EDR and Bluetooth LE specification.
Class-1, class-2 and class-3 transmitter.
AFH.
CVSD and SBC.

Hardware Interfaces

SD card, UART, SPI, SDIO, I2C, LED PWM, Motor PWM, I2S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC, Two-Wire Automotive Interface

Communication Interfaces

RS232, RS485 ( Modbus RTU ), USB, SPI, I2C.

On Board Peripheral

OLED Display , 16x2 LCD Display,Seven Segment Display, 8x LED, 4x4 Hex Keypad, 1x4 Menu Keypad, Xbee Adapter, 3.3 to 5v Level Converter, SD CARD Interface, RTC & EEPROM, DC Motor / Stepper Motor Driver, Relay, Buzzer,1xTemperature Sensor, 3x Analog Test POT, 8x Selection DIP Switch.

ESP-32 Board Narration

Power Supply
Power ON Switch
Heat Sink
ADC (Variable Resistor POT)
OLED Display
Digital Input Switch Display RTC Battery
Buzzer

Relay
SD Card Holder
Jumper Settings for I2C RTC
Jumper Settings for EEPROM
1*4 Keypad Switches
4*4 Keypad Matrix
RDL Bus FRC Connector
ESP32 Controller

7 Segment Display
2*4 LED'sr
16*2 LCD Display
Jumper Settings for UART TTL
USB Port
DB-9 Serial Female Connector
RJumper Settings for UART Selection Pin
WiFi Module Selection Pin