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Kitty Food Mountain v1.1

Kitty Food Mountain v1.1. By: Christopher Voisine. Features. Built in clock Programmable clock and feed time 3 different times of day Duel wall plugins 4 different cup sizes. Oscillator. HCS08. Dimmer. Relay. Drill. LCD. 5V. Cup Size. 0V. Time. What Was Used. 5V M9S08SH8

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Kitty Food Mountain v1.1

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  1. Kitty Food Mountain v1.1 By: Christopher Voisine

  2. Features • Built in clock • Programmable clock and feed time • 3 different times of day • Duel wall plugins • 4 different cup sizes

  3. Oscillator HCS08 Dimmer Relay Drill LCD

  4. 5V Cup Size 0V Time

  5. What Was Used 5V M9S08SH8 Start Micro Kit & Board LCD screen 3 Amp 120AC Corded Drill Dimmer Switch Cell Phone Wall Charger 1¼” PVC 7/8” Auger Drill Bit Solid State Relay 12-24DC 100-240AC 15A

  6. Software Details • Updates clock using military time • Converts military time to civilian time • Update LCD • Check for matching alarm & clock • Turn on drill • Checks for button presses • Clock • Feeding Time • Cup Size • Time Of Day

  7. Cup Size State Machine Time Of Day State Machine

  8. Schematic Part 1

  9. Oscillator Calculations • MTIM Modulo Timer • 4MHz –-> 1KHz (1ms) • 4M / 2 = 2MHz auto prescale • 2M/16 = 125kHZ • 125kHz / 125 = 1kHz calibration • 1/1kHz = 1ms

  10. Schematic Part 2

  11. Any Questions?

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