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Txt Msg DJ Hardware Narrative & Theory of Operation

Txt Msg DJ Hardware Narrative & Theory of Operation. Chris McCabe.

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Txt Msg DJ Hardware Narrative & Theory of Operation

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  1. Txt Msg DJ Hardware Narrative & Theory of Operation Chris McCabe The Text Message DJ is a standalone unit that creates and maintains a party playlist based on song requests sent from party guests via SMS. Guests can send text messages containing song names and the Text Message DJ will automatically parse messages, sort requests, and play the most popular. In addition to playing the song audio, the Text Message DJ will strobe lights in sync with the beat of the currently playing song.

  2. Block Diagram

  3. Theory of Operation • Microcontroller • Function: Parse SMS messages, control external DMX device/s, control strobe LED, control LCD display, manage song playlist, control raspberry pi • Operating Mode: 3.6V • Raspberry Pi • Function: Retrieve songs from internet, output audio to external device • Operating Mode: 5V @ 700mA • Interface: UART with Microcontroller • GSM Module • Function: Send and receive SMS messages • Operating Mode: 3.6V @ 400mA – 2A • Interface: UART with Microcontroller

  4. Hardware Narrative

  5. Equalizer

  6. Strobe LED

  7. LCD Display

  8. RS 435 for DMX 512

  9. SD Card Slot

  10. Raspberry Pi & GSM Module

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