BOM, 3 AXIS STEPPER CONTROLLER, 076-001, REV1
| Vendor | Part # | QTY | Description | Unit Cost | Total Cost | Notes |
| Digikey | ATMEGA88-20AU-ND | 1 | ATMega88 | $3.76 | $3.76 | |
| | 296-6857-5-ND | 1 | DIFF. BUS TRANSCEIVER | $0.75 | $0.75 | |
| LM2940IMP-5.0CT-ND | 1 | 5V 1A VOLTAGE REGULATOR | $1.83 | $1.83 | |
| SW262CT-ND | 1 | TACTILE SWITCH | $0.64 | $0.64 | |
| | 160-1169-1-ND | 7 | LED, GREEN | $0.06 | $0.42 | step, dir, and power indicators. |
| 160-1167-1-ND | 1 | LED, RED | $0.064 | $0.07 | |
| | PCE3517CT-ND | 1 | 68uF CAPACITOR | $0.325 | $0.33 | |
| | 399-1248-1-ND | 1 | 100nF CAPACITOR | $0.061 | $0.06 | |
| 399-3498-1-ND | 1 | 470nF CAPACITOR | $0.394 | $0.79 | |
| | 311-0.0ERCT-ND | 1 | 0 OHM RESISTOR | $0.034 | $0.04 | |
| P120FCT-ND | 1 | 120 OHM RESISTOR | $0.099 | $0.10 | optional RS-485 termination |
| | P560ECT-ND | 8 | 560 OHM RESISTOR | $0.08 | $0.64 | |
| P20.0KFCT-ND | 2 | 20K OHM RESISTOR | $0.099 | $0.20 | |
| Mouser | 538-15-91-0060 | 1 | 2x3 PIN HEADER | $0.65 | $0.65 | programming header |
| 538-15-91-2080 | 4 | 2x4 PIN HEADER | $0.91 | $3.64 | |
| | 815-ABLS-16-B2 | 1 | 16 MHZ CRYSTAL, 20PF LOAD | $0.45 | $0.45 | |
| 581-12065A6R8CAT2A | 2 | 6.8pF CAPACITOR | $0.35 | $0.70 | crystal load |
| 649-71600-008LF | 4 | 2x4 PIN RECEPTACLE | $0.60 | $2.40 | |
| | | | TOTAL | $17.47 | |
BOM, SINGLE AXIS MOTOR DRIVER, 076-002, REV1
| Vendor | Part # | QTY | Description | Unit Cost | Total Cost | Notes |
| Digikey | 620-1140-1-ND | 1 | ALLEGRO A3967 STEP. DRIVER | $3.63 | $3.63 | |
| | PCE3517CT-ND | 1 | 68uF CAPACITOR | $0.325 | $0.33 | |
| 399-1216-1-ND | 2 | 680pF CAPACITOR | $0.422 | $0.42 | |
| | 399-1248-1-ND | 2 | 100nF CAPACITOR | $0.061 | $0.12 | |
| | 311-0.0ERCT-ND | 1 | 0 OHM RESISTOR | $0.034 | $0.04 | |
| | RHM.68UCT-ND | 2 | 0.68 OHM RESISTOR | $0.472 | $0.94 | |
| | P1.2KECT-ND | 1 | 1.2K OHM RESISTOR | $0.08 | $0.08 | |
| | P2.2KECT-ND | 1 | 2.2K OHM RESISTOR | $0.08 | $0.08 | |
| | P15KECT-ND | 1 | 15K OHM RESISTOR | $0.08 | $0.08 | |
| P20.0KFCT-ND | 1 | 20K OHM RESISTOR | $0.099 | $0.10 | |
| | P56.0KFCT-ND | 2 | 56K OHM RESISTOR | $0.099 | $0.20 | |
| Mouser | 652-3214W-1-103E | 1 | 10K OHM POTENTIOMETER | $2.37 | $2.37 | |
| 538-15-91-2080 | 2 | 2x4 PIN HEADER | $0.91 | $1.82 | |
| 649-71600-008LF | 2 | 2x4 PIN RECEPTACLE | $0.60 | $1.20 | |
| | | | TOTAL | $11.41 | |
BOM, SINGLE AXIS MOTOR DRIVER, 076-003, REV1
| Vendor | Part # | QTY | Description | Unit Cost | Total Cost | Notes |
| Digikey | 620-1299-1-ND | 1 | ALLEGRO A3982 STEP. DRIVER | $5.81 | $5.81 | |
| | PCE3517CT-ND | 1 | 68uF CAPACITOR | $0.325 | $0.33 | |
| | PCC1887CT-ND | 1 | 220nF CAPACITOR | $0.061 | $0.061 | |
| | 399-1248-1-ND | 3 | 100nF CAPACITOR | $0.061 | $0.18 | |
| P20.0KFCT-ND | 1 | 20K OHM RESISTOR | $0.099 | $0.10 | |
| P24.9KFCT-ND | 2 | 24.9K OHM RESISTOR | $0.117 | $0.24 | |
| Mouser | 652-3214W-1-103E | 1 | 10K OHM POTENTIOMETER | $2.37 | $2.37 | |
| 66-LR1206LF-01-R100F | 2 | 0.1 OHM RESISTOR | $0.54 | $1.08 | |
| 538-15-91-2080 | 2 | 2x4 PIN HEADER | $0.91 | $1.82 | |
| 649-71600-008LF | 2 | 2x4 PIN RECEPTACLE | $0.60 | $1.20 | |
| | | | TOTAL | $13.19 | |