Adafruit ESP32-S3 Feather with 4MB Flash 2MB PSRAM - STEMMA QT / Qwiic Brand_Lincoln Binns Up to 8 cards can

Up to 8 cards can be stacked on top of a single Raspberry Pi for a total of 32 relays

A regulated supply is produced on the board which is then fed into the 3V and GND connections to power the connected BBC micro:bit

RFM95/96/97 Datasheet

Supports STM32

Adafruit ESP32-S3 Feather with 4MB Flash 2MB PSRAM - STEMMA QT / Qwiic Brand_Lincoln Binns Up to 8 cards canThe ESP32 S3 has arrived in Feather format and what a great way to get started with this powerful new chip from Espressif! With dual 240 MHz cores, WiFi and BLE support, and native USB, this Feather is great for powering your IoT projects. That's right it's the new Adafruit ESP32 S3 Feather with dual core and native USB this version comes with 4 MB flash, and 2 MB PSRAM compared to the Feather ESP32 S3 with 8MB Flash no PSRAM version here. Native USB