| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
Introduction:
WalnutPi PicoW is an MCU-level product under the WalnutPi ecosystem, based on Espressif's ESP32-S3 (built-in WiFi and Bluetooth functions) high-performance processor, with a size compatible with Raspberry Pi PicoW, and has excellent RF performance, suitable for all kinds of electronic product DIY and commercial project development.
Specifications:
| MCU | ESP32-S3R2 32-bit dual core @up to 240MHz |
| RAM | 2M Bytes PSRAM |
| FLASH | 8M Bytes |
| WiFi | 2.4GHz WiFi 802.11 b/g/n |
| Bluetooth | Bluetooth 5 BLE+Mesh |
| Antenna | High gain ceramic antenna (ipex4 external optional) |
| LED | -Programmable LED--Blue LED -Power indicator LED--Red LED |
| KEY | -Function(boot) -RST |
| GPIO | 25xGPIOs (Including ADC/PWM/UART/I2C/SPI functions) |
| USB | Type-C, USB2.0, firmware download / programming / debugging / power supply all in one |
| Others | -Reserved Uart Debug (UART0) -Back solder pads TP1:GND, TP2:USB-, TP3:USB+, TP4:GPIO3, TP5:GPIO46, TP6: GPIO0 |
| Programming Language | MicroPython |
Features:
1. Powerful Dual-Core MCU
Powered by the ESP32-S3R2 MCU, featuring dual Tensilica LX7 cores with a top speed of 240MHz, delivering robust performance for IoT applications and complex computational tasks.
2. Compact Size with Flexible Mounting
Measuring just thumb-size, the board includes a stamp hole layout for easy surface mounting on various projects, optimizing spatial efficiency in embedded system designs.
3. Advanced Wireless Connectivity
Offers seamless wireless communication via integrated 2.4GHz WiFi and Bluetooth 5 (with BLE and Mesh), enabling effortless integration into IoT ecosystems.
4. Versatile GPIO and Rich Interfaces
Equipped with 25 GPIO pins supporting diverse protocols such as ADC, PWM, UART, I2C, and SPI, this board enables versatile connectivity for sensors, displays, and modules.
5. Comprehensive Community and Tutorials
Comes with abundant software resources and a thriving Walnut Pi community, providing valuable examples and documentation to aid DIY electronics enthusiasts and commercial developers.
Package Included:
Non-soldered Type:
1 x WalnutPi PicoW ESP32-S3 Development Board
2 x 20P/2.54mm Pin Header
Soldered Type:
1 x WalnutPi PicoW ESP32-S3 Development Board
Only Cable Type:
1 x Type-C USB Cable






