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Pratik (A PCBArtist)

Pratik (A PCBArtist)

w5500 esp32 ethernet phy spi interface
Embedded

ESP32 Ethernet PHY chips supported by Arduino and ESP-IDF

by Pratik (A PCBArtist) November 21, 2022

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

by Pratik (A PCBArtist) November 18, 2022

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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esp32 4g gateway gen1 sim7600 4g modem ethernet rs485 enclosure features
News

ESP32 4G Gateway Gen.1 Design – Prototype and Testing

by Pratik (A PCBArtist) November 1, 2022

News and Updates on the ESP32 4G Gateway Gen.1 which features a 4G LTE modem, ethernet, RS485 and solar power with a battery charger.

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esp32 modem command timeout value setting for esp_modem_dte_send_cmd
ESP32 4G Gateway (Gen 1)

esp_modem_dte_send_cmd: process command timeout – SOLVED

by Pratik (A PCBArtist) October 23, 2022

ESP32 PPPoS modem “esp_modem_dte_send_cmd(): process command timeout” error, causes, and some solutions that work with SIM7600 and A7670.

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mq-4-methane-sensor-review
Sensors

Methane Sensors Review – Types, Cost and Performance

by Pratik (A PCBArtist) July 18, 2022

This article lists and compares the cost and performance of various common and low cost methane sensor solutions available in the market.

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pcbartists i2c methane sensor module
Methane Sensor

I2C Methane Sensor – Register Map

by Pratik (A PCBArtist) July 13, 2022

The PCB Artists methane sensor is a tiny, low power sensor with I2C interface. This article lists I2C registers for the sensor module.

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add click callback interaction to touchgfx button
STM32 Firmware

Adding a C callback to ToughGFX Events

by Pratik (A PCBArtist) December 23, 2021

Adding a C callback within TouchGFX is easy. In this example, we go through the process of calling a C function when a button is pressed.

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stm32 fatfs dma setting hard fault solution
STM32 Firmware

Hard Fault with STM32 and FatFs – SOLVED

by Pratik (A PCBArtist) November 5, 2021

A hard fault with STM32 and FatFs is common when STM32 CubeMX or FreeRTOS are not set up correctly. Here are some solutions that work!

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blank ubuntu desktop after virtualbox guest additions install
RockChip

Blank Desktop on Ubuntu after VirtualBox Guest Additions Install – SOLVED

by Pratik (A PCBArtist) October 23, 2021

Do you have a blank desktop on your Ubuntu virtual machine after trying to install the VirtualBox Guest additions? Here is the solution.

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read i2c register stm32 hal_i2c_mem_read
STM32 Firmware

STM32 Audio Tutorial (Part 2): Codec I2C Setup

by Pratik (A PCBArtist) September 29, 2021

STM32 audio tutorial (part 2) goes over I2C setup and communication with the audio codec module to initialize it and set up audio playback.

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