GPIB-to-USB adapters (Keysight 82357B, NI GPIB-USB-HS) convert the 24-pin GPIB bus to a USB interface allowing modern computers without GPIB cards to control legacy instruments.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | GPIB 24-pin | Full IEEE 488 bus interface | BUS |
| 2 | USB Port | USB 2.0 to PC host | BUS |
| 3 | PWR | Bus-powered from USB | PWR |
GPIB-to-USB adapters (Keysight 82357B, NI GPIB-USB-HS) convert the 24-pin GPIB bus to a USB interface allowing modern computers without GPIB cards to control legacy instruments.