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NTAK93 D-channel handler interface Page 517 of 544
Option 11C and 11C Mini Technical Reference Guide
D-Port — SDTI/PRI interface
Below is a brief description of signals. When connected to SDTI/PRI, DCH-
PORT is to be DTE.
• SDA, SDB: Transmit Clock provided by SDTI/PRI
• RTA, RTB: Receive Clock provided by SDTI/PRI
• RR, CS: SPDC ready signal provided by DCH-PORT
• TR: D-PORT ready signal provided by DCH-PORT
• RDA, RDB: Incoming serial data bit stream, driven by SDTI/PRI
• SDA, SDB: Transmit serial data bit stream driven by DCH-PORT