pico-platform/docs/hardware/rp2040-eth-specs.md

RP2040-ETH Hardware Specifications

Overview

The Waveshare RP2040-ETH is a compact module based on the RP2040 microcontroller with integrated Ethernet connectivity via the CH9120 controller.

Core Specifications

• Processor: Dual-core Arm Cortex M0+
• Clock Speed: Up to 133 MHz
• SRAM: 264KB internal
• Flash: 4MB onboard
• Ethernet Controller: CH9120 with integrated TCP/IP stack

Pin Configuration

• GPIO: 14 multi-function pins
• SPI: 1x SPI0
• I2C: 2x interfaces
• UART: 2x interfaces
• PWM: 13 channels
• PIO: 8 Programmable I/O state machines

Network Features

• Controller: CH9120
• Modes Supported:
  • TCP Server
  • TCP Client
  • UDP Server
  • UDP Client
• Configuration: Via host software or serial commands

Physical Design

• Castellated module design
• Type-C USB connector
• Ethernet interface
• Compatible with some Raspberry Pi Pico HATs

Power Requirements

• USB powered via Type-C
• Operating voltage: 3.3V I/O

Additional Features

• Built-in temperature sensor
• Drag-and-drop programming via USB
• MicroPython, C/C++, and Arduino IDE support