Boson Cookie I/O Expansion Shield for Arduino

Cookie I/O Expansion Shield is a beginner‑friendly electronics interface board designed to simplify sensor and module connections during prototyping and classroom experimentation. The expansion platform integrates clearly arranged PH2.0 connectors and direct compatibility with Gravity series modules, allowing rapid assembly of sensing or control systems without complex wiring. Built‑in safety protection reduces the risk of hardware damage caused by incorrect connections, making the board suitable for learning environments and early-stage electronics exploration. This educational I/O expansion board also streamlines access to digital, analog, and I2C interfaces while maintaining a compact footprint for small robotics and embedded projects.

Beginner-Oriented Fail‑Safe Design

Integrated hardware protection mechanisms significantly reduce common connection mistakes during electronics learning. Reverse‑voltage protection safeguards the circuitry against incorrect power input, while keyed connector orientation ensures cables can only be inserted correctly. These built‑in safeguards help protect attached modules and controllers during experimentation. Such protection features make the expansion platform particularly well suited for educational workshops, introductory prototyping environments, and training labs where reliable hardware protection is essential.

Direct Compatibility with Gravity Ecosystem

Native support for Gravity series modules allows quick plug‑and‑play integration with sensors, actuators, and peripheral devices. Standardized PH2.0 ports simplify wiring while maintaining stable electrical connections across multiple interfaces. Digital pins, analog inputs, and dual I2C connectors provide flexible connectivity for common embedded applications such as environmental monitoring, robotics control, and interactive electronics demonstrations. This modular compatibility accelerates system assembly while maintaining an organized wiring structure.

Compact Interface Expansion for Rapid Prototyping

A compact board layout provides convenient access to multiple I/O interfaces within a small footprint suitable for embedded systems and portable builds. Six digital I/O ports, six analog input channels, and two I2C connectors enable simultaneous connection of various sensors and modules. Switchable operating voltage between 3.3V and 5V increases compatibility with diverse components, making the expansion board adaptable to a wide range of microcontroller‑based prototypes and educational experiments.

This electronics learning interface board fits well in robotics training kits, introductory embedded system courses, and rapid prototyping environments. Reliable connector design, integrated safety protection, and Gravity module compatibility support efficient development of sensor‑driven applications, classroom demonstrations, and student engineering projects.

• Designed specifically for beginner electronics learning and classroom use
• Direct compatibility with Gravity series sensor and module ecosystem
• Reverse voltage protection helps prevent hardware damage
• Keyed connectors ensure correct cable orientation
• Multiple digital, analog, and I2C interfaces for flexible expansion
• Switchable operating voltage between 3.3V and 5V
• Compact form factor suitable for embedded and robotics projects

• Digital I/O Pins: D3, D5, D6, D9, D10, D11 (PH2.0-3P)
• Analog Input Pins: A0 - A5 (PH2.0-3P)
• i2C Port: 2 (PH2.0-4P)
• Operating Voltage: 3.3V/5V (switchable)
• Size: 58 * 52 mm / 2.28 * 2.04 inches
• Weight: 50g

• Cookie I/O Expansion Shield x1
• Sensor connection cable x12

• Introductory electronics learning
• STEM education laboratory projects
• Sensor prototyping platforms
• Robotics development experiments
• Embedded system training kits