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WalnutPi PicoW

WalnutPi PicoW

The WalnutPi PicoW is designed, developed, and manufactured in China. It is an MCU-level product within the WalnutPi ecosystem, based on the high-performance Espressif ESP32-S3 processor (with built-in WiFi and Bluetooth functionality). It features excellent RF performance, a compact and elegant appearance, and dimensions compatible with the Raspberry Pi PicoW. It is suitable for all kinds of electronic product DIY, commercial project development, and usage.

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Hardware Resources

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Product Specifications
MCUESP32-S3R2 32-bit dual cores @ up to 240MHz
RAM2M Bytes PSRAM
FLASH8M Bytes
WiFi2.4GHz WiFi 802.11 b/g/n
BluetoothBluetooth 5, BLE + Mesh
AntennaHigh-gain ceramic antenna (external ipex4 optional)
LED● Programmable LED (blue)
● Power LED (red)
Buttons● Function button (BOOT)
● Reset button
GPIO25 x GPIO (including ADC/PWM/UART/I2C/SPI functions)
USBType-C, USB2.0, all-in-one for firmware download/programming/debugging/power
Others● Reserved UART debug (UART0) 3-pin header
● Back pads TP1:GND, TP2:USB-, TP3:USB+, TP4:GPIO3, TP5:GPIO46, TP6:GPIO0
Programming LanguageMicroPython
Physical Specifications
Dimensions51 x 21mm (PCB dimensions)
Weight3.6g (bare board)

Pinout Diagram

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Dimension Diagram

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