Different IoT Modules/Boards Available

There Are Several Different IoT Boards Found In The “Sea Of Electronics”. But, Have You Wondered Why We Have So Many Options To Choose From? Well, That’s Obvious. IoT Plays The Role To Connect Things To A Network To Output Benefits Out Of It.

Internet of things refers to the concept of networking  of things/devices that are embedded with sensors, software and other technologies for the purpose of connecting and exchanging data with other systems over the Internet.

IoT plays a vital role in today’s modern and advanced world. There are many aspects in which IoT serves the role and reduces effort, saves human time and makes our life much easier.


As a beginner, one might feel the whole process daunting when it comes to choosing the right components in an IoT system for your project work. It’s simply because everything revolves around the embedded system you are designing or making, the versatility it offers, the features it does, the cost efficiency and many more.

To get the most optimum benefits and use the system to its true potential, the hardware components are designed to address specific problems to the ones which act as microcomputers.  To choose the one best suits your needs, we have listed the best Hardware IoT Boards as follows

IoT Boards and Modules…

Arduino UNO IoT Board

  • Based on AtMega328P.
  • Simple to Use.
  • 14 I/O pins.
  • 6 PWM Digital I/O pins.
  • 16MHz Crystal.
  • Supports Analog and Digital Inputs.
  • USB Support.
  • Arduino IDE gives much flexibility to Code.
  • Can be used for basic industrial level.

architectures

Arduino UNO is one of the most used general-purpose IoT Board which enables beginners to experiment and make projects and consists of USB Support.

NodeMCU IoT Board

  • Based on ESP8266 Wi-Fi SoC and ESP32 32-bit MCU.
  • Inexpensive.
  • Wi-Fi inbuilt.
  • Open Source IoT Platform.
  • Supports PWM.
  • Supports ADC.
  • Easy Interface to build IoT Projects.

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The NodeMCU is an open-source IoT platform with a combination of a Node and MCU(micro-controller unit) and brings a cost-efficient, a good connectivity board with Wi-Fi and USB support.

Arduino NANO 33 IoT

  • Based on SAMD21G18A.
  • Cost-effective Solution.
  • Low Power Consumption.
  • 14 GPIO pins.
  • 48MHz Clock Speed ARM Cortex-M0.
  • Compatible with Arduino IoT Cloud.
  • Connectivity with Wi-Fi and Bluetooth.

The Nano 33 IoT offers low power consumption and is cost-efficient which offers good connectivity by Wi-Fi and Bluetooth technologies on board and also offers the Arduino IoT Cloud to operate. A very good option to enhance your projects.

Raspberry Pi 3 IoT Board

  • Quad-Core 1.2GHz Broadcom BCM2837

64bit CPU

  • Wireless LAN and Bluetooth Low in addition.

Energy(BLE) on Board

  • 1GB RAM.
  • 40 pins extended GPIO.
  • HDMI connectivity.
  • 4 USB Ports.
  • CSI Camera Port.
  • DSI Display Port.
  • MicroSD Storage port for data storage also.
  • Very Powerful for Higher performance.

Raspberry Pi are Microcomputers which can handle powerful IoT based operations very well. so, It is best used for handling projects with complex logical operations and those which require high performance. The raspberry pi is a series of SBC’s i.e. the Single-Board Computers which basically consists of microprocessors, input/output features that require a fully functional computer. This will also be a great choice to work on projects which require more computational requirements.


ESP32 Sim800L / TTGO T-CALL IoT Board

  • Based on ESP32 Dual-Core 32-bit.

LX6 Microprocessor

  • 240MHz Clock Speed also.
  • Wi-Fi enabled in addition.
  • Bluetooth Connectivity.
  • Nano Sim Card compatible also.
  • GPRS Technology onboard.
  • Best for connectivity and wide range IoT projects also.

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This circuit board is also a feature-packed with all the wide-area connectivity by 2G GPRS technology. thoughSim card Data connectivity which gives your system the flexibility to connect over a large network and to actually work to solve real-world industrial challenges. However, This makes your system free from restrictions of the internet with Wi-Fi and broadens your network.

So here are some of the circuit boards that may be essential for your next IoT projects.

Written by: Giriraj Gautam   

Reviewed by: Batta Pruthvi

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