"Grumpiness is the anger of the powerless"
The goal of this project is to keep a sourdough starter alive by feeding it with flour and water over time. The feeding may be done scheduled, automated with sensors or manually. All possible thanks to this sour robot 🤖.
Demo of the feeding process https://www.youtube.com/watch?v=723Qmz6Ohw0
Interacting with sourbot on slack https://www.youtube.com/watch?v=tsDQAau0rSw
All 3D printable parts are available on Thingiverse
http://www.thingiverse.com/thing:1893926
Use Fritzing to view the electronics.fzz file
- Photon or ReadBear Duo
- AtlasScientific pH Kit
- Analog CO2 Gas Sensor
- Peristaltic Liquid Pump with Silicone Tubing
- TB6612FNG Dual Motor Driver Carrier
- Continuous Rotation Servo
- Servo Hub
- RP-SMA to uFL/u.FL/IPX/IPEX RF Adapter Cable
- 2.4GHz Dipole Swivel Antenna with RP-SMA - 2dBi
- 12V DC MOTOR Velleman MOT3N
- Adafruit Perma-Proto Half-sized Breadboard PCB - Single
- 5V 1.5A Linear Voltage Regulator - 7805 TO-220
- 12V 5A switching power supply
- Food processor
Please do whatever you want with the source code and 3D printable parts. If you got inspired, created your own version or forked it don't hesitate to drop me a line at jakob@ohman.tech. Thank you!