4/11/16
- Line follower circuit created and tested
- Redesign of warehouse floor planned
4/12/16
- Material list for warehouse floor created
- Mapped out where line following circuit would be attached to robot
4/13/16
- Line following circuit added to robot
- Power circuit created and tested
4/14/16
- Maximum and minimum values for the grabber were determined
- Grabber programmed to open and close
4/15/16
- DC Stepper Motor Hat used to test motors
4/17/16
- Both DC and servo motors tested simultaneously
4/18/16
- DC Motors tested to turn off (and perform a turn based upon) when line follower sensor sensed a black line
- Sensors tested
- Determined current draw of motors and battery to be used was determined
- Materials bought and warehouse model construction begun
4/19/16
- Intercommunication aspect started
- Sensor ranges tested
4/20/16
- Warehouse floor construction completed
4/21/16 – 5/9/16
- Additional line-follower circuits built and soldered
- Additional MotorHats soldered and connected to Raspberry Pi
- Line-follower circuits modified to add a third phototransistor
- Line-following and correction algorithm begun
- Algorithm testing
- Package database algorithm begun
5/10/16
- Further algorithm testing and building