Features​

• Uses the RP2350A microcontroller chip developed by Raspberry Pi
• Unique dual-core, dual-architecture, featuring dual-core ARM Cortex-M33 processors and dual-core Hazard3 RISC-V processors, both operating at up to 150MHz, allowing users to flexibly switch between the two architectures
• Built-in 520KB of SRAM and 2MB of on-chip Flash
• Type-C male port design
• Supports Type-C power supply (compatible with PD protocol)
• Castellated module design allows direct soldering and integration onto custom base boards
• Supports USB 1.1 host and device modes
• Supports low-power sleep and dormant modes
• Drag-and-drop programming using mass storage over USB
• All 29 GPIO pins of the RP2350A are brought out (20 via pin headers, the rest accessible only via soldering)
• 2 SPI, 2 I2C, 2 UART, 4 12-bit ADC, and 16 controllable PWM channels
• Accurate on-chip clock and timer
• Built-in temperature sensor for real-time chip temperature monitoring
• 12 × programmable I/O (PIO) state machines for custom peripheral support

Onboard Resources​

1. RP2350A Dual-core, dual-architecture processor, up to 150MHz operating frequency
2. 2MB NOR Flash Onboard 2MB NOR Flash memory
3. Debug Interface For program debugging and development
4. RP2350A Pins Brings out 10 pins (requires soldering), 9 of which are GPIO pins
5. USB Type-C Male Port For programming, supports USB 1.1 host and device modes
6. ME6217C33M5G Low dropout LDO, current (Max) 800mA
7. BOOT button Press while resetting to enter download mode
8. RUN Reset Button For resetting the board
9. WS2812 Colorful RGB LED

Interface Introduction​

Dimensions​

This chapter contains the following sections. Please read as needed:

• MicroPython Getting Started Tutorials
• Setting Up the Development Environment
• Example

MicroPython Getting Started Tutorials​

New to Pico MicroPython development and want to get started quickly? We have prepared a general introductory tutorial for you. This tutorial is designed to help developers quickly become familiar with Thonny IDE and start developing. It covers environment setup, project creation, component usage, and peripheral programming, helping you take the first step in MicroPython programming.

• Section 1 Basic Introduction
• Section 2 GPIO
• Section 3 PWM
• Section 4 ADC
• Section 5 UART
• Section 6 I2C
• Section 7 SPI
• Section 8 PIO

Setting Up the Development Environment​

Please refer to the Install and Configure Thonny IDE Tutorial to download and install the Thonny IDE.

Example​

The MicroPython examples are located in the examples\MicroPython directory of the example package.

01_WS2812​

Example Description

• Uses GPIO16 to drive a WS2812B RGB LED via PIO, cycling through colors.

Hardware Connection

• Connect the board to the computer using a USB cable.

Operation Result

• After flashing, the WS2812B RGB LED continuously fades through red, green, and blue.

This chapter contains the following sections. Please read as needed:

• Setting Up the Development Environment
• Example

Setting Up the Development Environment​

Please refer to the Install and Configure Pico C/C++ Development Environment Tutorial to download and install the Pico VS Code.

Example​

The C/C++ examples are located in the examples\C directory of the example package.

01_WS2812​

Example Description

• Uses GPIO16 to drive a WS2812B RGB LED via PIO, cycling through colors.

Hardware Connection

• Connect the board to the computer using a USB cable.

Operation Result

• After flashing, the WS2812B RGB LED continuously fades through red, green, and blue.

This chapter contains the following sections. Please read as needed:

• Setting Up the Development Environment
• Example

Setting Up the Development Environment​

Please refer to the Install and Configure Arduino IDE Tutorial to download and install the Arduino IDE.

Example​

The Arduino examples are located in the examples\Arduino directory of the example package.

01_WS2812

Example Description

• Uses GPIO16 to drive a WS2812B RGB LED via PIO, cycling through colors.

Hardware Connection

• Connect the board to the computer using a USB cable.

Operation Result

• After flashing, the WS2812B RGB LED continuously fades through red, green, and blue.

1. Hardware Resources​

Development Board Design Files

• RP2350-Zero-CM Pinout Diagram
• RP2350-Zero-CM Schematic Diagram

2. Official Resources​

• Raspberry Pi Official Documentation
  • Get Started with MicroPython on Raspberry Pi Pico
  • Raspberry Pi Related Book Downloads
  • Pico 2 Schematic
  • Pico 2 Pinout Diagram
  • Pico 2 Getting Started Guide
  • Pico 2 C SDK User Manual
  • Pico 2 Python SDK User Manual
  • Pico 2 Datasheet
  • RP2350 Datasheet
  • RP2350 Hardware Design Reference Manual
• Raspberry Pi Open Source Examples
  • Raspberry Pi Official C/C++ Example
  • Raspberry Pi Official MicroPython Example

3. Development Software​

• pico-vscode package
• Font bitmap conversion software
• Font Library Conversion Tutorial
• Image bitmap conversion software
• Image Bitmap Conversion Tutorial

4. Example​

• RP2350-Zero-CM Example (Github)

Support

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Email: services01@spotpear.com