Now, my goal with configuring my hardware to use GPIO6 (LP_I2C_SDA) and GPIO7 (LP_I2C_SCL) was that if I needed low-power / sleep capabilities, then I could do so without hardware changes, but if I ...

I had one of those why-didn’t-I-think-of-it moments this week, reading this article about multiplexing I2C on the ESP32 microcontroller. The idea is so good, and so simple, that it’s almost silly that ...

I have a ESP32 S3 WROOM 2 devkit 1C acting as Master and want to have the ESP32 WROOM32 to act as Slave. I have them connected with jumpers and attached the necessarry pull up resistors. I just wanted ...

In case you missed it, the big news is that a minimal Arduino core is up and working on the ESP32. There’s still lots left to do, but the core functionality — GPIO, UART, SPI, I2C, and WiFi — are all ...

All smart phone are capable of taking pictures, storing and re-display. Therefore, creating another camera is not a very popular task to be considered seriously by anybody certainly not for me. But if ...