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arduino

arduino decibel meter with 7 segment display
Product Documentation

Arduino Decibel Meter with 7-Segment Display

Make an Arduino decibel meter with 7-segment display to show accurate sound level value in dB SPL. Includes wiring diagram and Arduino Uno sketch.

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esp32 decibel sensor how to make connections
Product Documentation

Accurate ESP32 Decibel Meter using Arduino IDE

Make an accurate, low power, cloud-connected ESP32 decibel meter using any ESP32 devkit, Arduino IDE and ThingsBoard. Includes demoArduino sketch.

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w5500 esp32 ethernet phy spi interface
Embedded

ESP32 Ethernet PHY chips supported by Arduino and ESP-IDF

Detailed notes on which ESP32 ethernet PHY options are supported by the most recent ESP32 Arduino releases and ESP-IDF.

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esp32 4g gateway gen1 sim7600 4g modem ethernet rs485 enclosure features
ESP32 4G Gateway (Gen 1)

ESP32 SIM7600 Cellular Modem Interface using Arduino IDE

With example code, this article covers ESP32 SIM7600 4G LTE cellular modem interfacing using Arduino IDE. Hardware used is ESP32 Gateway.

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zmod4510 arduino uart interface connection diagram
ZMOD4510 Module

Interfacing ZMOD4510 with Arduino via UART

Interfacing the ZMOD4510 with Arduino made easy. Here is how you can measure outdoor air quality using ZMOD4510 and an Arduino.

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esp32 air quality monitor with arduino code and thingsboard
ZMOD4510 Module

ESP32 Air Quality Monitor with ThingsBoard

ESP32 air quality monitor project with Arduino code and ThingsBoard dashboard. This is a demo project for the PCB Artists ZMOD4510 module.

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firmware-development-blog-articles
ESP32 FirmwareFirmware

Solved: “designator outside aggregate initializer”

You might come across this error “C99 designator outside aggregate initializer” when you are compiling projects based on C code, but the compiler is expecting C++ code. For example, we …

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firmware-development-blog-articles
ESP32 FirmwareFirmware

Getting Started with Arduino and ESP32

Getting started with Arduino and ESP32 is much simpler these days, given that Espressif now supports it. Back in the day when ESP32 was a new chip in the market, …

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