rusefi_documentation/Hardware/Prometheus/Prometheus-Assembly-USB.md

## 3 USB block

## (a) - driver & isolation:

### Component List:
![Components](Hardware/Prometheus/Prometheus_assembly_3a-comp.jpg)

### PCB Top Side:
![Placement](Hardware/Prometheus/Prometheus_assembly_3a-pcb.jpg)

## (b) - minimal circuitry & protection:

### Component List:
![Components](Hardware/Prometheus/Prometheus_assembly_3b-comp.jpg)

### PCB Top Side:
![Placement](Hardware/Prometheus/Prometheus_assembly_3b-pcb1.jpg)

### PCB Bottom Side:
![Placement Bottom Side](Hardware/Prometheus/Prometheus_assembly_3b-pcb2.jpg)

## (c) - USB connector:
### Component List:
![Components](Hardware/Prometheus/Prometheus_assembly_3c-comp.jpg)

### PCB Top Side:
![Placement](Hardware/Prometheus/Prometheus_assembly_3c-pcb.jpg)

**Now check if USB works by connecting to your PC!**