Zarduino USB Host shield
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The Zarduino USB Host shield is targeted for our roZetta application using the Zarduino-40 system board and for a specific Home Automation device. Other USB Host shields may work, perhaps with minor modification.
Features:
- USB 2.0 Full-Speed/Low-Speed 12Mbps/1.5Mbps
- Works with 5V or 3V3 system voltage (selected by user set jumpers)
- 5V/300mA VBus supply - overcurrent protected
- 3V3/100mA DIO supply - overcurrent protected
- 7 Digital Inputs, 7 Digital Outputs (3V3)

Simulated Photoview
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Assembly Diagram
Copyright: No part may be reproduced except as authorized by written permission. This restriction extends to reproduction in all media.