Functional timing diagrams, T1 mode, 1 t1 m – Rainbow Electronics DS21458 User Manual

Page 228: Figure 36-1. receive side d4 timing, 1 t1 mode

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DS21455/DS21458 Quad T1/E1/J1 Transceivers

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36. FUNCTIONAL TIMING DIAGRAMS

36.1 T1 Mode

Figure 36-1. Receive Side D4 Timing

NOTES:

1) RSYNC in the frame mode (IOCR1.5 = 0) and double-wide frame sync is not enabled (IOCR1.6 = 0).
2) RSYNC in the frame mode (IOCR1.5 = 0) and double-wide frame sync is enabled (IOCR1.6 = 1).
3) RSYNC in the multiframe mode (IOCR1.5 = 1).
4) RLINK data (Fs-bits) is updated one bit prior to even frames and held for two frames.

FRAME#

RLINK

RLCLK

RSYNC

RFSYNC

RSYNC