Line-Following Robot using a PD controller implemented on a PIC18F4620 MCU with a Pololu QTR-8A IR sensor array.
Images: https://cloud.githubusercontent.com/assets/25257381/26613096/166fef20-4587-11e7-9f22-e2028f81a125.jpg https://cloud.githubusercontent.com/assets/25257381/26613097/1670bde2-4587-11e7-8b68-85b13ebafa00.jpg https://cloud.githubusercontent.com/assets/25257381/26613098/16744228-4587-11e7-9ca4-70895190a604.jpg