Things used in this project

Hardware components:
Core
Particle Spark Core
×1
SeeedStudio Grove Rotary Encoder
×1
Adafruit industries ada161 image 75px
Photo resistor
×2
Adafruit industries ada258 image 75px
Li-Ion Battery 1000mAh
×1
Adafruit IR Break Beam Sensor - 3mm LEDs
×1
SparkFun Load Cell Amplifier - HX711
×1
SparkFun Load Cell - 10kg, Straight Bar (TAL220)
×1
SPDT Lever Switch
×1
Single Cell Lithium Ion Battery Charger (MCP73831)
×1
Software apps and online services:
Ha 2up iot
Amazon Web Services AWS IoT
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IFTTT Maker service
Amazon Web Services Amazon DRS
Hand tools and fabrication machines:
3drag
3D Printer (generic)

Custom parts and enclosures

Schematics

Smart Drawer Schematic
Full schematic professionally hand drawn in TylerEDA
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Code

Particle Core Firmware
firmware for the Particle Core
DRS Webserver
Code for registering with Dash Replenishment Service.

Credits

Smallprofile plwqpdmshl
Tyler Spadgenske
1 project • 2 followers
Aspiring entrepreneur teaching myself engineering while sharing my designs and ideas along the way.
Contact
Thanks to Ravi Butani.

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