4d Systems SOund MOdule 2 (SOMO-II) SOMO-II User Manuals

Table of Contents

• 1. Description

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• 2. Features

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• 3. Pin Configuration and Summary

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• 4. Pin Description

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  • 4.1. Micro-controller Interface Pins

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  • 4.2. Key Interface Pins (Not ADKEYs)

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  • 4.3. Key Interface Pins (ADKEY’s)

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  • 4.4. Audio Output and Control Pins

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  • 4.5. System Pins

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• 5. Operating Modes

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  • 5.1. SERIAL MODE

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  • 5.2. SERIAL MODE – Example Connection Diagram

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  • 5.3. KEY MODE

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  • 5.4. Connecting up the Resistors and Pushbuttons to the ADKEY inputs

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  • 5.5. KEY MODE - Example Connection Diagram

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• 6. Files & Folder Structure

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• 7. Media – micro-SD and USB Flash

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  • 7.1. Micro-SD cards

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  • 7.2. USB Flash Drive

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• 8. Mechanical Dimensions

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• 9. Development and Support Tools

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  • 9.1. Interfacing 4D Systems Display Modules

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• 10. Optional Connections

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  • 10.1. USB Socket for USB Flash Drive

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• 11. Specifications and Ratings

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• 12. Legal Notice

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• 13. Contact Information

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