CN1 Serial communication port
Definition of serial communication ports
| PC debugging connector(CN1) | Module name | Signal name | No. | Functions |
 Mini USB |
Serial communication port | VBUS | 1 | Connect to serial communication port of PC upper computer debugging |
| D- | 2 | |||
| D+ | 3 | |||
| — | 4 | |||
| GND | 5 | |||
| Shell | — |
The port is used to connect drive to PC. It can execute test run, adjust parameters and collect waveform by debugging software of upper computer.
This serial communication port is Mini-USB Type B and compatible with USB 2.0.