The Raspberry Pi Pico 2 W is a next-generation microcontroller board designed for high performance, robust security, and versatile connectivity. This board builds on the successful formula of its predecessors and adds powerful new functionalities, while remaining fully compatible with existing Raspberry Pi Pico software and hardware.
Core Specifications
- Processors:
- Dual-core Arm Cortex-M33 or optional dual Hazard3 RISC-V cores, both at 150 MHz for optimal flexibility and computing power.
- Memory:
- 520 KB on-chip SRAM for fast data access and efficient processing.
- Storage & Programming:
- Support for drag-and-drop programming via USB mass storage.
- Seamless compatibility with C/C++ and MicroPython development environments.
- Wireless Connectivity (Pico 2 W):
- 2.4 GHz 802.11n WiFi for fast, wireless networking capabilities.
- Bluetooth 5.2 for reliable communication with various peripherals.
Security Features
- Arm TrustZone: Hardware-based isolation of secure and non-secure resources.
- Secure Boot: Optional boot signing, enforced by on-chip mask ROM, with key fingerprints in OTP memory.
- Key Storage: Protected OTP space for optional boot decryption keys.
- Filtering Mechanisms: Global bus filtering based on security/privilege levels and per-peripheral assignable security domains.
- Additional Security: Hardware mitigation against fault injection, hardware SHA-256 acceleration, and extensive documentation for transparent integration.
I/O and Interfaces
- Serial Interfaces: 2 × UART, 2 × SPI, 2 × I2C for flexible communication with sensors and peripherals.
- PWM Channels: 24 channels to achieve precise signal control.
- ADC: 3 analog inputs for sensor readings.
- USB: 1 × USB 1.1 controller and PHY, with both host and device support.
- PIO (Programmable I/O): 12 state machines for complex signal and protocol control without CPU load.
Hardware Design and Compatibility
- Power Range: 1.8–5.5 V DC, suitable for various power sources.
- Temperature Range: -20°C to +85°C for reliable operation in diverse environments.
- Mounting: Castellated pads for easy integration on carrier boards.
- Compatibility: Fully compatible with the original Raspberry Pi Pico series.
With this comprehensive set of features, impressive computing power, strong security capabilities, and easy programming experience, the Raspberry Pi Pico 2 W is ideal for both hobbyists and professional developers seeking a powerful, secure, and flexible microcontroller platform.