Tripp Lite Keyspan USA-19HS USB to RS-232 Adapter
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Overview
USB to RS-232 adapter with a male DE9 jack and standard DTE RS-232 pinout, meant to connect to a DCE.
Wiring Diagram
| DE9 Pin | Function | Direction |
|---|---|---|
| 1 | DCD | PC ← device |
| 2 | RXD | PC ← device |
| 3 | TXD | PC → device |
| 4 | DTR | PC → device |
| 5 | GND | PC ↔ device |
| 6 | DSR | PC ← device |
| 7 | RTS | PC → device |
| 8 | CTS | PC ← device |
| 9 | RI | PC ← device |
| (shield) | shield | PC ↔ device |
Online Resources
Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
Buy RS232 USB to RS232C Serial Port Adapter - CNC Specialty Store