[Simon Monk] got frustrated with bad ADC performance when tinkering with an ESP32 board, and decided to put three of the nowadays-iconic boards to the test – a classic ESP32 devboard, a Pi Pico ...

ESP32, manufactured by a Chinese company called Espressif, is a microcontroller that enables Bluetooth and Wi-Fi connections in numerous smart devices, including smartphones, laptops, smart locks ...

The ESP32 (Espressif32) is a system-on-chip (SoC) developed by Espressif Systems. It’s the big brother of the ESP8266 ...

The ESP32-C3 is a lot more like a reduced version ... So you design in an external ADC chip and connect it via I2C, or you tack on a shift register and drive it with the blindingly fast I2S ...