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Thing Plus ESP32-S3
SparkFunESP32-S3-MINI-1-N4R2
The SparkFun Thing Plus ESP32-S3 is a compact development board featuring an ESP32-S3 module with 4MB flash and 2MB PSRAM. It includes a USB-C connector, LiPo battery charging and fuel gauge, a Qwiic connector, and a microSD card slot for versatile IoT and portable applications.
In stock
Specifications
8- Flash
- 4 MB
- Psram
- 2 MB
- Usb
- USB-C
- Usb Features
- OTG
- Connectivity
- Qwiic, microSD
- Operating Voltage
- 3.3 V
- Lipo Charger Current
- 500 mA
- Gpio Count
- 21
Pinout
28| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | SDA | I2CGPIO | Connected to ESP32-S3 IO8 |
| 2 | SCL | I2CGPIO | Connected to ESP32-S3 IO9 |
| 3 | GPIO6 | GPIO | Connected to ESP32-S3 IO6 |
| 4 | GPIO5 | GPIO | Connected to ESP32-S3 IO5 |
| 5 | GPIO4 | GPIO | Connected to ESP32-S3 IO4 |
| 6 | GPIO3 | GPIO | Connected to ESP32-S3 IO3. JTAG signal source, GPIO by default. |
| 7 | GPIO2 | GPIO | Connected to ESP32-S3 IO2 |
| 8 | GPIO1 | GPIO | Connected to ESP32-S3 IO1 |
| 9 | GPIO0 | GPIO | Connected to ESP32-S3 IO0. Avoid device connections, can be used as a status LED. Boot control pin. |
| 10 | V_USB | POWER | USB 5V power input |
| 11 | EN | GPIO | ESP32-S3 Enable/Reset pin |
| 12 | V_BATT | POWER | LiPo battery voltage |
| 13 | FREEBIE | GPIO | Connected to ESP32-S3 IO42 |
| 14 | TX | UARTGPIO | Connected to ESP32-S3 IO43 (UART0 TX) |
| 15 | RX | UARTGPIO | Connected to ESP32-S3 IO44 (UART0 RX) |
| 16 | POCI | SPIGPIO | Connected to ESP32-S3 IO13 (SPI MISO) |
| 17 | PICO | SPIGPIO | Connected to ESP32-S3 IO11 (SPI MOSI) |
| 18 | SCK | SPIGPIO | Connected to ESP32-S3 IO12 (SPI CLK) |
| 19 | A5 | ADCGPIO | Connected to ESP32-S3 IO18 |
| 20 | A4 | ADCGPIO | Connected to ESP32-S3 IO17 |
| 21 | A3 | ADCGPIO | Connected to ESP32-S3 IO16 |
| 22 | A2 | ADCGPIO | Connected to ESP32-S3 IO15 |
| 23 | A1 | ADCGPIO | Connected to ESP32-S3 IO14 |
| 24 | A0 | ADCGPIO | Connected to ESP32-S3 IO10 |
| 25 | GND | GND | |
| 26 | AREF/NC | — | Not Connected |
| 27 | 3.3V | POWER | Regulated 3.3V output |
| 28 | ~{RESET} | GPIO | ESP32-S3 Reset pin, same as EN |
Interactive pinout
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ESP32-S3-MINI-1-N4R2
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