| Janbot BOM (Bill of Materials) | ||||||
| Item | Qty | Price | Supplier | Part# | ext | Notes: | PIC 16F876 microcontroller | 1 | $7.05 | DigiKey | PIC16F876a-I/SP | $7.05 | - |
| 20mhz crystal | 1 | $0.58 | DigiKey | X439-nd | $0.58 | - |
| Battery holder w/ switch | 2 | $0.72 | DigiKey | SBH-321AS | $1.44 | - |
| LP2950 regulator, LDO TO92 | 1 | $1.13 | DigiKey | LP2950ACZ-5.0 | $1.13 | - |
| LED | 2 | $0.15 | DigiKey | AD200 or ? | $0.30 | - |
| Resistor, 1k for LED and switch | 4 | $0.05 | DigiKey | AR100 | $0.20 | - |
| Resistor, 10k for reset & sensor | 3 | $0.05 | DigiKey | AR150 | $0.15 | - |
| Resistor, 200 ohm for sensor | 2 | $0.05 | DigiKey | AR080 | $0.10 | - |
| 10uF or 22uF EL cap | 1 | $0.24 | DigiKey | AC140, AC180 | $0.24 | - |
| 0.1uf ceramic cap | 2 | $0.12 | DigiKey | AC080, AC100 | $0.24 | - |
| 5-pin header for programming | 1 | $0.00 | - | - | - | - |
| 3-pin headers for servos | 2 | $0.00 | - | - | - | - |
| switches | 2 | $0.00 | - | - | - | piano wire |
| Header stock | 0.33 | $1.91 | DigiKey | S1032-36 | $0.64 | - |
| batteries, AA | 4 | $0.40 | DigiKey | P107 | $1.60 | - |
| Line sensor | 2 | $1.00 | DigiKey | QRB1134 or QRB1114 | $2.00 | - |
| Breadboard "body" | 1 | $5.00 | All Electronics | PB-840 | $5.00 | - |
| Servos, modified | 2 | $13.00 | Acroname | R174-cont-ro-ser | $26.00 | - |
| Wheels, black, w/band | 2 | $2.50 | Acroname | R171-black | $5.00 | - |
| ping pong ball | 1 | - | - | - | - | - |
| foam tape | 4" | - | - | - | - | attaches servos to base |
| hot glue | as needed | - | - | - | - | - |
| Directions packet | 1 | YAAARC | - | - | - | - |
| misc wire | - | - | - | - | - | - |
| $51.66 | ||||||