Adafruit Feather ESP32-S2 Development Board Pinout and Technical Specifications
Code name: ADAFRUIT_FEATHER_ESP32S2
Manufacturer: Adafruit
Adafruit Feather ESP32-S2 development board is based on esp32s2 microcontroller and uses xtensa architecture. This development board has a maximum CPU frequency of 240 MHz and a flash size of 4MB.
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Adafruit Feather ESP32-S2 Specs
Below you can find the specifications of Adafruit Feather ESP32-S2, such as features, connectivity options, and Adafruit Feather ESP32-S2 technical specs.
Features
- 48 digital IO pins
- 46 external interrupt pins
- 20 analog input pins
- 25 PWM pins
Connectivity
- WiFi: 802.11 b/g/n (2.4 GHz)
Technical specs
| Clock Speed | 240 MHz |
| Flash size | 4MB |
| Microcontroller | esp32s2 |
| Architecture | xtensa |
Adafruit Feather ESP32-S2 Pinout
Adafruit Feather ESP32-S2 Pins Mapping Arduino IDE
Below you can find the Adafruit Feather ESP32-S2 pinout. This development board provides 48 digital IO pins, out of which 46 can be used as an external interrupt pins , 20 as analog input pins and 25 pins have Pulse-Width Modulation (PWM) .
| Pin | Analog | Touch | PWM | Other |
|---|---|---|---|---|
| 1 | PWM | NEOPIXEL_NUM | ||
| 3 | PWM | SDA | ||
| 4 | PWM | SCL | ||
| 5 | T5 | PWM | ||
| 6 | T6 | PWM | ||
| 7 | PWM | I2C_POWER | ||
| 8 | A5 | T8 | PWM | |
| 9 | T9 | PWM | ||
| 10 | T10 | PWM | ||
| 11 | T11 | PWM | ||
| 12 | T12 | PWM | ||
| 13 | T13 | PWM | LED_BUILTIN | |
| 14 | A4 | T14 | PWM | |
| 15 | A3 | PWM | ||
| 16 | A2 | PWM | ||
| 17 | A1 | PWM | DAC1 | |
| 18 | A0 | PWM | DAC2 | |
| 21 | PWM | NEOPIXEL_POWER | ||
| 33 | PWM | |||
| 35 | PWM | MOSI | ||
| 36 | PWM | SCK | ||
| 37 | PWM | MISO | ||
| 38 | PWM | RX | ||
| 39 | PWM | TX | ||
| 42 | PWM | SS |
Default Tools
| Bootloader tool | esptool_py |
| Uploader tool | esptool_py |
| Network uploader tool | esp_ota |
| Bootloader address | 0x1000 |
| Flash mode | dio |
| Boot mode | qio |
| PSRAM type | |
| Maximum upload size | 1280 Kb (1310720 B) |
| Maximum data size | 320 Kb (327680 B) |
The Adafruit Feather ESP32-S2 development board by default uses esptool_py uploader tool, esp_ota network uploader tool for Over-the-air (OTA) uploads and esptool_py bootloader tool. The bootloader starts at address "0x1000". Flash mode and boot mode for Adafruit Feather ESP32-S2 development board by default is dio and qio respectively.
