Testing three cheap and fast ST7789 AliExpress IPS Displays with TFT_eSPI by Bodmer. Tested with ESP32, S2 mini, S3, C3, C3 Super Mini, C6 and RP2040 using board package esp32 3.0.3 . Feed ATMEGA B/W ...

It’s an exciting time in the world of microprocessors, as the long-held promise of devices with open-source RISC-V cores is coming to fruition. Finally we might be about to see open-source from the ...

While we are used to USB WiFi adapters, embedded devices typically use SDIO WiFi cards, and for good reasons – they’re way more low-power, don’t take up a USB port, don’t require a power-sipping USB ...

There are plenty of small ESP32-C3 IoT boards with a USB-C connector on the market, and while they all look very similar, antenna designs differ, and less thought-out ones may severely impact the WiFi ...

ESP32 microcontrollers, known for their versatility in IoT and smart home projects, also support digital audio via their I2S interface. In the first part of this series, we explore an audio-focused ...

Anyone have one of these spare? Has to be that exact board as the 3D model I have is designed to mount that PCB and firmware is C3 only. Have other ESP32 boards including Lillygo happy to trade.

A bright yellow PCB, a touchscreen, and an ESP32 inside: the Cheap Yellow Display (CYD) Board is turning a budget curiosity into a maker’s favorite. Every now and then a piece of hardware comes along ...

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Wide working range from 80 mm to infinity. No lens focusing is required during the lens mounting process. Motion data registers with 16-bit resolution Motion detection Intruupt The PMW3901 is commonly ...