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"esp32"

esp32 industrial noise monitor display and sensor
Product Documentation

ESP32 Industrial Noise Monitor with Touch Screen

A useful ESP32 industrial noise monitor design using a touch LCD and LVGL based GUI. Monitor and log decibel noise parameters like LAeq and LCpeak.

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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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basic esp32 ethernet example menuconfig settings
Embedded

Simple ESP32 Ethernet Example with ESP32 Gateway

Using ethernet with ESP32 is very easy, thanks to the built-in RMII PHY. In this article, a simple ESP32 ethernet example is outlined.

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pcbartists audiopod esp32-c3 graphics testing lvgl
Firmware

Notes on Using LVGL with ESP32

Some notes on using LVGL with ESP32 to create GUI. Here are some lessons learned when trying to run LVGL with a new ST7789 based LCD.

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gps active antenna with long cable
Product Documentation

Using GPS – ESP32 Gateway with Simcom Modem

Using the built-in GPS, ESP32 Gateway can obtain a fix on its current location and also acquire current time. This makes IoT asset tracking easier.

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esp32 4g hotspot debug log
Firmware

ESP32 crashes on esp_netif_internal_dhcpc_cb() – SOLVED

The ESP32 crashes on esp_netif_internal_dhcpc_cb() when being used as a NAT router with cellular modem and Wi-Fi or ethernet – SOLVED!

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esp32 4g hotspot debug log
Documentation

ESP32 4G Hotspot Example and Source Code

ESP32 4G hotspot demo using Simcom SIM7600 modem (based on PCB Artists 4G Gateway), including source code and detailed explanation.

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SIM7600 gateway nano sim connector and antenna
Documentation

ESP32 4G Gateway Hardware Guide

The ESP32 4G Gateway Hardware Guide for Gen.1 devices guides you through the process of identifying and programming key features.

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interface es8388 with esp32-c3 module
ES8388 Module

Connecting ES8388 with ESP32-C3 for Audio Applications

Tutorial on how to connect ES8388 with ESP32-C3 for quickly developing and prototyping audio applications. Uses PCB Artists ES8388 module.

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esp32-c3 gpio and pinout with integrated flash
Embedded

Notes on ESP32-C3 GPIO – Strapping Pins, Flash Pins, etc

Notes on the ESP32-C3 GPIO usage – strapping pins, RTC domain pins, flash pins and tips on how to get maximum GPIOs for your design.

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