Product Description
The Raspberry Pi Sensor Board is a GPIO sensor control board designed for Raspberry Pi development platforms including Raspberry Pi 4B, 3B+, 3B, 2B, Zero, Zero W, and Zero WH.
The board expands Raspberry Pi GPIO functionality and adds analog signal acquisition capability through an onboard ADC solution. Equipped with an STM32 MCU and PCF8591 analog expansion module, the board supports 8-channel ADC detection while preserving Raspberry Pi GPIO resources.
Designed for robotics, sensor acquisition, embedded control systems, and DIY electronics projects, the board supports I2C, SPI, and UART communication interfaces for flexible peripheral integration.
The compact design allows direct installation onto Raspberry Pi GPIO headers for convenient development and prototyping.
Key Features
- Compatible with Raspberry Pi 4B / 3B+ / 3B / 2B / Zero series
- Supports 8-channel ADC signal detection
- Onboard STM32 MCU
- Uses PCF8591 analog expansion module
- Expands Raspberry Pi GPIO resources
- Supports I2C, SPI, and UART communication
- Direct GPIO header installation design
- Supports 5.5 × 2.1mm DC power input
- Suitable for sensor acquisition and robotics projects
Specifications
| Parameter | Specification |
|---|---|
| Product Type | Raspberry Pi Sensor Board |
| Compatible Boards | Raspberry Pi 2B / 3B / 3B+ / 4B / Zero |
| Operating Voltage | 5V |
| MCU | STM32 |
| I2C Address | 0x04 |
| Communication Interfaces | I2C, SPI, UART |
| ADC Channels | 8 Channels |
| ADC Type | 10-bit ADC |
| GPIO Support | GPIO Expansion |
| Power Input | 5.5 × 2.1mm DC Jack / Terminal Input |
| Weight | Approx. 29.5g |
Product Features
GPIO Expansion
- Expands Raspberry Pi GPIO interfaces
- Supports external access to GPIO pins
- Designed for embedded control and sensor integration projects
ADC Signal Detection
- Supports 8-channel analog signal acquisition
- Integrated 10-bit ADC functionality
- Suitable for sensor monitoring and analog signal applications
Communication Interfaces
- Supports I2C communication
- Supports SPI communication
- Supports UART communication
Efficient GPIO Resource Utilization
- Uses PCF8591 module for analog IO expansion
- Does not occupy additional Raspberry Pi GPIO analog resources
- Suitable for multi-sensor development projects
Easy Installation
- Direct GPIO header mounting design
- Compatible with Raspberry Pi GPIO layout
- Simple installation and development integration
Typical Applications
- Raspberry Pi sensor projects
- Robotics sensor acquisition
- Analog signal monitoring
- DIY electronics projects
- Embedded control systems
- Smart home sensor systems
- STEM education projects
- Industrial sensor testing
- Automation control applications
- Raspberry Pi development platforms
Package Includes
- 1 × Raspberry Pi Sensor Board
Important Notes
- Raspberry Pi board is not included
- Designed for Raspberry Pi GPIO interface connection
- Operating voltage: 5V
- Suitable for sensor and embedded development applications
