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Adafruit ESP32-S3 Feather
AdafruitESP32-S3
The Adafruit ESP32-S3 Feather is a powerful IoT development board featuring a dual-core 240 MHz ESP32-S3 chip with native USB, WiFi, and Bluetooth LE. It offers flexible power options via USB-C or LiPoly battery, with built-in charging and a battery monitor.
In stock
Specifications
14- Mcu Chip
- ESP32-S3
- Clock Speed
- 240 MHz
- Core Count
- dual
- Flash Memory
- 8 MB
- Sram
- 512 KB
- Connectivity
- WiFi, Bluetooth LE
- Usb Type
- USB-C
- Usb Features
- Native USB (keyboard/mouse, MIDI, disk drive)
- Operating Voltage
- 3.3 V
- Battery Voltage Range
- 3.7-4.2 V
- Regulator Output Current Peak
- 500 mA
- Deep Sleep Current Draw
- 100 uA
- Battery Monitor Chip
- MAX17048 chip
- Gpio Count
- 21
Pinout
29| Pin | Name | Functions | Notes |
|---|---|---|---|
| — | GND | GND | Common ground for all power and logic. |
| — | BAT | POWER | Positive voltage to/from 2-pin JST jack for optional LiPoly battery. |
| — | USB | POWER | Positive voltage to/from USB C jack, if USB is connected. |
| — | EN | GPIOPOWER | 3.3V regulator enable pin. Pulled up, connect to ground to disable 3.3V regulator. |
| — | 3.3V | POWER | Output from 3.3V regulator, can supply 500mA peak. |
| — | A0 | GPIOADC | |
| — | A1 | GPIOADC | |
| — | A2 | GPIOADC | |
| — | A3 | GPIOADC | |
| — | A4 | GPIOADC | |
| — | A5 | GPIOADC | |
| — | SCK | GPIOSPI | SPI clock pin. |
| — | MOSI | GPIOSPI | SPI Microcontroller Out / Sensor In pin. |
| — | MISO | GPIOSPI | SPI Microcontroller In / Sensor Out pin. |
| — | RX | GPIOUART | UART receive pin. |
| — | TX | GPIOUART | UART transmit pin. |
| — | SCL | GPIOI2C | I2C clock pin, with 5k pullup. Shared by STEMMA QT connector. |
| — | SDA | GPIOI2C | I2C data pin, with 5k pullup. Shared by STEMMA QT connector. |
| — | D5 | GPIOADC | |
| — | D6 | GPIOADC | |
| — | D9 | GPIOADC | |
| — | D10 | GPIOADC | |
| — | D11 | GPIOADC | |
| — | D12 | GPIOADC | |
| 13 | D13 | GPIOADCPWM | Connected to the onboard red LED. |
| — | NEOPIXEL | GPIOPWM | Onboard addressable RGB NeoPixel LED. |
| — | RESET | GPIO | Resets the board. Tie to ground to reset. |
| 0 | BUTTON | GPIO | Boot button. Can be read as input or used to enter ROM bootloader mode. |
| — | DEBUG_TX | UART | Hardware UART debug pin for ESP32 IDF debug output. |
Interactive pinout
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ESP32-S3
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