pHAT-RV Remote Vehicle Driver Module
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pHAT-RV is a fully featured remote vehicle driver solution with four [4] unipolar stepper motor drivers, four [4] servo motor drivers and Lithium battery power control features. Specifically designed for the Raspberry-Pi Zero (other Raspberry-Pi boards fully supported) the pHAT-RV features Lithium battery power regulation, a battery charging system and high speed I2C communication for easy project integration.
All our products are designed and manufactured in the UK.
Available from the following distributors:
Lextronic (France) Farnell inOneProduct code : pHAT-RV
Description
The Designer Systems pHAT-RV is a fully featured remote vehicle driver solution with four [4] unipolar stepper motor drivers, four [4] servo motor drivers and Lithium battery power control features. Specifically designed for the Raspberry-Pi Zero (other Raspberry-Pi boards fully supported) the pHAT-RV features Lithium battery power regulation, a battery charging system and high speed I2C communication for easy project integration. pHAT-RV supports the majority of analogue servos and unipolar stepper motors (selectable 1 or 2 phase) and also provides global activation of new motor positions & movement complete registers for superior control. Motors can be fully speed controlled, reversed, started/stopped and stepper motors stepped with up to 65535 steps. pHAT-RV provides a 5V @ 1A power supply (jumper selectable) to power the connected R-Pi Zero and features an on-board Lithium Polymer charge controller that can charge the battery at 1A (2000mAh min capacity) from an external 9-12VDC power adaptor (not supplied).
Features
- Raspberry Pi Zero standard form factor for simple integration into any Raspberry Pi project.
- Deans XT60 7.4V Lithium-Ion battery input (2000mA/h min capacity) with on-board charge controller.
- On-board 5V 1A regulator to power the Raspberry-Pi Zero board.
- Four (4) unipolar stepper motor driver outputs.
- Four (4) analogue servo motor driver outputs.
- Sixteen (16) level speed control for each servo motor.
- Two hundred and fify five (255) level step speed control for each stepper motor.
- 16bit (1 to 65535) number of steps control for each stepper motor.
- I2C address jumpers allow up to four [4] RV modules to be used together to provide up to 16 stepper/servo motors.
- Movement complete and soft-start complete status for each servo.
- Global activation control ensures all steppers/servos start moving together, important for multi-legged robots.
Product Downloads
| Name | Notes | File |
|---|---|---|
| Product Overview (PDF) | Download | |
| Full datasheet (PDF) | Download | |
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Demo files (ZIP) | Download |


