Raspberry Pi Pico Development Boards

The Raspberry Pi Pico series consists of cost-effective and high-performance microcontroller development boards featuring the RP2040 chip. Designed for embedded systems, IoT applications, and robotics, these boards offer a balance of processing power, GPIO expandability, and energy efficiency. The lineup includes the standard Raspberry Pi Pico, wireless-enabled versions, and upgraded models like the Pico 2 and Pico 2W.

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1. Raspberry Pi Pico (Standard Model)

Key Features:

• Microcontroller: Raspberry Pi RP2040 (Dual-Core ARM Cortex-M0+)
• Clock Speed: Up to 133MHz
• Memory: 264KB SRAM
• Storage: 2MB Flash
• GPIO Pins: 26 (3.3V logic, including SPI, I2C, UART, PWM, and ADC)
• USB Interface: Micro-USB for power and data transfer
• Power Input: 1.8V - 5.5V (supports LiPo batteries)
• Programming Support: C/C++, MicroPython

Best For: Entry-level embedded applications, DIY electronics, and learning microcontroller programming.

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2. Raspberry Pi Pico W (Wireless Version)

Additional Features Over Standard Pico:

• Wi-Fi: 2.4GHz 802.11n (Infineon CYW43439)
• Security: WPA3 Support
• Antenna: Integrated onboard antenna

Best For: IoT applications, wireless communication projects, and cloud-based sensor systems.

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3. Raspberry Pi Pico H (Pre-Soldered Header Version)

Additional Features Over Standard Pico:

• Pre-Soldered Headers: Male pin headers for direct breadboard or PCB mounting
• Debug Connector: 3-pin JST SH connector for debugging

Best For: Users who want plug-and-play development without soldering.

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4. Raspberry Pi Pico WH (Wireless + Pre-Soldered Header Version)

Additional Features Over Pico W:

• Pre-Soldered Headers: Male headers for easy prototyping

Best For: IoT and wireless projects that require quick setup without soldering.

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5. Raspberry Pi Pico 2 (Upgraded Version of Pico)

Key Upgrades Over Standard Pico:

• Microcontroller: RP2040 (Same dual-core Cortex-M0+ architecture)
• Clock Speed: Higher than 133MHz (exact specs TBD)
• Memory: Increased RAM (Possibly 512KB or more)
• Storage: Likely 4MB+ Flash for larger applications
• GPIO Improvements: Additional I/O enhancements for more flexibility
• USB Interface: May feature USB-C instead of Micro-USB

Best For: Advanced embedded applications requiring more memory and processing power.

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6. Raspberry Pi Pico 2W (Wireless Version of Pico 2)

Additional Features Over Pico 2:

• Wi-Fi: 2.4GHz (Likely enhanced wireless capabilities over Pico W)
• Bluetooth: Expected support for BLE (Bluetooth Low Energy)
• Security: WPA3 and improved encryption

Best For: Next-gen IoT projects requiring high-performance wireless connectivity.

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7. Raspberry Pi Pico with Expanded Flash Variants

Some customized versions of the Raspberry Pi Pico and Pico W include expanded flash memory (e.g., 4MB, 8MB, or 16MB) for larger applications like data logging, real-time processing, and AI-based microcontroller projects.

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Comparison Table of Raspberry Pi Pico Variants

Feature	Pico	Pico W	Pico H	Pico WH	Pico 2	Pico 2W
MCU	RP2040	RP2040	RP2040	RP2040	RP2040 (Upgraded)	RP2040 (Upgraded)
Clock Speed	133MHz	133MHz	133MHz	133MHz	Higher than 133MHz	Higher than 133MHz
RAM	264KB	264KB	264KB	264KB	Expected 512KB+	Expected 512KB+
Flash Storage	2MB	2MB	2MB	2MB	4MB+	4MB+
GPIO Pins	26	26	26	26	Expected 26+	Expected 26+
Wireless	❌	Wi-Fi 2.4GHz	❌	Wi-Fi 2.4GHz	❌	Wi-Fi + Bluetooth
Pre-Soldered Headers	❌	❌	✅	✅	❌	❌
USB Interface	Micro-USB	Micro-USB	Micro-USB	Micro-USB	Expected USB-C	Expected USB-C

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Common Applications of Raspberry Pi Pico Boards

✅ IoT and smart home automation
✅ Robotics and motor control
✅ Wearable and low-power devices
✅ Data logging and sensor interfacing
✅ Education and embedded system learning