Feather ESP32-S2 - WiFi module - with BME280 sensor - Arduino compatible - Adafruit 5303

WiFi module based on ESP32-S2 system, equipped with 4 MB Flash memory and 2 MB PSRAM . It also has a built-in BME280 system that allows you to measure humidity, temperature and pressure. Feather ESP32 is an energy-efficient 2.4 GHz WiFi System-on-Chip (SoC) solution, with a built-in native USB port. It does not support Bluetooth connectivity . The product is used in projects in the field of the Internet of Things (IoT), smart clothes and home automation.

WiFi module with BME280 environmental sensor .

Feather ESP32-S2 is a small module with Espressif WiFi microcontroller with low energy consumption . Thanks to its small size, it can be successfully used in projects in the field of, among others IoT and home automation. The Feather ESP32-S2 is based on a Tensilica 240 MHz single-core processor . It has 4 MB of flash + 2 MB of PSRAM. It supports i.a. Time of flight (ToF) measurement. The product is equipped with native USB.

• Feather ESP32-S2 - WiFi module - with BME280 sensor - compatible with Arduino - Adafruit 5303 - 1 piece
• GPIO pins for self-soldering - 2 pieces

• USB C port - for powering and programming the board
• JST 2-PH connector with a Li-Pol battery charger - you can connect a 3.7 / 4.2 V Li-Pol battery with a capacity of 250 mAh to it
• CHG LED - while the battery is charging, the yellow LED is on - when charging is completed, the LED turns off, and if the battery is not connected - the LED may flash quickly
• GND - common ground for all power supplies and logic pins
• BAT - positive voltage from / to the 2-pin JST socket for an optional Li-Pol battery
• USB - positive voltage from / to the USB C socket, if USB is connected
• EN - 3.3 V voltage regulator pin
• 3.3 V - controller output 3.3 V (peak 500 mA)

A detailed layout of pins and pins can be found on the manufacturer's website .

Feather ESP32-S2 in the set with goldpin connectors.

• A0 and A1 are the only DAC output pins. Can be used as 8-bit analog outputs
• Pins from A2 to A5 - can be used as analog inputs
• SPI bus:
  • SCK: SPI clock line pin
  • MOSI: SPI Microcontroller Out / Sensor In
  • MISO: SPI Microcontroller In / Sensor Out
• UART interface
  • RX: UART receiver pin
  • TX: UART transmitter pin
• I2C interface (shared by STEMMA QT connector)
  • SCL: clock pin of the I2C bus
  • SDA: data pin of the I2C bus
• Digital pins: D5, D6, D9 to D13

• Tensilica 240 MHz processor
• 4MB Flash and 2MB PSRAM
• Built-in BME280 system that allows you to measure humidity, temperature and pressure
• Native USB
• USB Type-C port - for programming and power
• JST 2-PH connector with Li-Pol battery charger
• MAX17048 system monitoring the operation of the battery (when powered by a Li-Pol battery)
• Reset and DFU (BOOT0) buttons
• STEMMA QT connector for I2C devices
• Diodes informing about the status of operation and loading of the module (also support for NeoPixel)
• Low energy consumption (80 to 100 uA in sleep mode when running on battery)
• Compatible with Arduino or CircuitPython
• Dimensions: 52.4mm x 22.9mm x 7.2mm
• Weight: 6.3 g

High performance and small dimensions .

• The website of the manufacturer: Adafruit 5303
• User Guide