Tyeth
Published © GPL3+

Paddy's Cakes

Creatures of habit like us need things to be dependable, like the great cake at our local cafe, always great and now*...always in stock*

AdvancedWork in progressOver 4 days257
Paddy's Cakes

Things used in this project

Hardware components

4-wire Load Cell OR 3Wire LoadCells Combined
×1
HX711 24bit ADC Breakout
×1
Arduino Nano R3
Arduino Nano R3
×1
Pushbutton switch 12mm
SparkFun Pushbutton switch 12mm
×3
AS1115 3-Character Red LED 7-Segment Hexidecimal Display
ControlEverything.com AS1115 3-Character Red LED 7-Segment Hexidecimal Display
×1
Coin Cell Battery CR2032
Coin Cell Battery CR2032
×4
Coin Cell Battery Holder
Coin Cell Battery Holder
×4

Software apps and online services

AWS IoT
Amazon Web Services AWS IoT

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
Tea and Cake

Story

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Schematics

Scale

Code

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Plain text
/*  Arduino Side: */
// Timer interupt every X minutes (lets pick 5 for no sound reason).
// Attach sensitive Vibration Sensor to Hardware Interrupt.
// On Event Interrupt: poll hx711 for current weight of cake.

//Also: Buttons for new cake / slice count, attached to another interrupt triggering different routine.

/*  Raspberry Pi side: */
// Check battery levels and automatically reorder from Amazon as required.
//Seperately every afternoon send updated values and last sensor timestamp. Keep tally of cakes on each cakestand. -- tracked by initial weight or through end-user portal.

Credits

Tyeth

Tyeth

5 projects • 5 followers
Love solving problems

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