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USB Serial Adapter
Prolific USB Serial Adapter
3.3V Logic
| Wire | Function |
|---|---|
| Yellow | 0V |
| Brown | 0 |
| Orange | RX (To Computer |
| Purple | (High when port closed, Low when port open) |
| Red | TX (From computer) |
| Blue | 0V |
| Green | 0V |
| Grey | (High when port closed, Low when port open) |