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Metro Esp32 S3
AdafruitESP32-S3
The Metro ESP32-S3 is a dual-core, 240 MHz WiFi/BLE module with 16 MB flash, 8 MB PSRAM, and 512 KB SRAM. It supports CircuitPython, Arduino, and ESP-IDF.
In stock
Specifications
6- Operating Voltage
- 3.7V-4.2V (LiPo), 5V (USB/DC) regulated to 5V, battery-powered it's between 3.7V-4.2V and high-current for driving servos and NeoPixels.
- Flash
- 16 MB
- Ram
- 8 MB PSRAM, 512 KB SRAM
- Gpio Count
- 13 digital + 6 analog
- Dimensions
- Not explicitly stated in the datasheet
- Connectivity
- I2C, SPI, UART, USB (native)
Pinout
26| Pin | Name | Functions | Notes |
|---|---|---|---|
| 3V3 | 3.3V | POWER | Output from the 3.3V regulator |
| VHI | 5V | POWER | Regulated to 5V when powered by USB or DC, battery-powered it's between 3.7V-4.2V and high-current for driving servos and NeoPixels |
| GND | GND | GND | Common ground for all power and logic |
| VIN | VIN | POWER | Higher of the DC jack or USB voltage, used to charge LiPo battery |
| CHG | CHG LED | — | Battery charging indicator |
| ON | ON LED | — | Board power status indicator |
| D2 | GPIO 2 | GPIO | Digital pin, ADC1 |
| D3 | GPIO 3 | GPIO | Digital pin, ADC1 |
| D4 | GPIO 4 | GPIO | Digital pin, ADC2 |
| D5 | GPIO 5 | PWM | Digital pin, PWM-capable |
| D6 | GPIO 6 | SPI | SPI SCK |
| D7 | GPIO 7 | SPI | SPI MOSI |
| D8 | GPIO 8 | SPI | SPI MISO |
| D9 | GPIO 9 | UART | UART TX |
| D10 | GPIO 10 | ADC | Analog pin, ADC2 |
| D11 | GPIO 11 | SPI | SPI SCK |
| D12 | GPIO 12 | SPI | SPI MOSI |
| D13 | GPIO 13 | SPI | SPI MISO |
| A0 | ADC 2 | ADC | Analog pin, ADC2 |
| A1 | ADC 3 | ADC | Analog pin, ADC2 |
| A2 | ADC 4 | ADC | Analog pin, ADC2 |
| A3 | ADC 5 | ADC | Analog pin, ADC1 |
| A4 | ADC 6 | ADC | Analog pin, ADC2 |
| A5 | ADC 7 | ADC | Analog pin, ADC1 |
| SCL | I2C SCL | I2C | I2C clock pin with 10k pullup |
| SDA | I2C SDA | I2C | I2C data pin with 10k pullup |
Interactive pinout
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ESP32-S3
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