- Tech know how online

ring indicator (V.24) (RI)

The Ring Indicator(RI) is a signal in parallel and serial interfaces like the COM interface and the RS-232, which indicates the incoming call.

The RI signal is located at pin 9 on the 9-pin Sub-D connector and at pin 22 on the 25-pin connector.

Englisch: ring indicator (V.24) - RI
Updated at: 04.06.2011
#Words: 42
Links: refraction index (RI), signal, continuation of message (COM), interface (I/F), record separator (RS)
Translations: DE

All rights reserved DATACOM Buchverlag GmbH © 2023