Beetle ESP32 Mini Wearable WiFi/BT Controller (DFR0575)
35×34 mm ESP32 board with dual-core Tensilica LX6 at 240 MHz, 520 KB SRAM, 16 Mbit flash, 802.11b/g/n Wi-Fi, Bluetooth 4.2, gold-plated I/O pads for wearable use, and Micro-USB programming. Exposes 4 digital, 4 analog pins, I2C, and UART; powered from 3.5–6.5 V via VIN or USB.
Pinout
- VINType · Power
- GNDType · Ground
- A0Type · Analog
- A1Type · Analog
- A2Type · Analog
- A3Type · Analog
- D2Type · GPIO
- D3Type · GPIO
- D4Type · GPIO
- D7Type · GPIO
- SCLType · I2C
- SDAType · I2C
- RXType · UART
- TXType · UART
| Pin | Type |
|---|---|
| VIN | Power |
| GND | Ground |
| A0 | Analog |
| A1 | Analog |
| A2 | Analog |
| A3 | Analog |
| D2 | GPIO |
| D3 | GPIO |
| D4 | GPIO |
| D7 | GPIO |
| SCL | I2C |
| SDA | I2C |
| RX | UART |
| TX | UART |
Pin details
14 connections- VINPower
- GNDGround
- A0Analog
- A1Analog
- A2Analog
- A3Analog
- D2GPIO
- D3GPIO
- D4GPIO
- D7GPIO
- SCLI2C
- SDAI2C
- RXUART
- TXUART
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