Control Board
AssemblyA microcontroller board that amplifies the sensor signal and drives the motor and solenoid coil with proper timing and power limiting. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Control Board
5 top-level lines as of r9245| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Control Microcontroller | automatic-soap-dispenser-control-mcu | 1× | 1 | · | part |
| 2 | Power MOSFET | automatic-soap-dispenser-control-mosfet | 2× | 2 | · | part |
| 3 | Sensor Comparator | automatic-soap-dispenser-control-comparator | 1× | 1 | · | part |
| 4 | SMD Passive (R/C/L) | smd-passives | 15× | 15 | · | part |
| 5 | Bare PCB | pcb-bare | 1× | 1 | · | part |