Rainbow Electronics DS21458 - Manual (Page 234)

DS21455/DS21458 Quad T1/E1/J1 Transceivers
234 of 270
Figure 36-7. Transmit Side ESF Timing
NOTES:
1) TSYNC in frame mode (IOCR1.2 = 0) and double-wide frame sync is not enabled (IOCR1.3 = 0).
2) TSYNC in frame mode (IOCR1.2 = 0) and double-wide frame sync is enabled (IOCR1.3 = 1).
3) TSYNC in multiframe mode (IOCR1.2 = 1).
4) TLINK data (FDL bits) sampled during the F-bit time of odd frame and inserted into the outgoing T1
stream if enabled via TCR1.2.
5) ZBTSI mode is enabled (T1TCR2.1 = 1).
6) TLINK data (Z bits) sampled during the F-bit time of frames 1, 5, 9, 13, 17, and 21 and inserted into
the outgoing stream if enabled via T1TCR1.2.
1 2 3 4 5 6 7 8 9 10 11 12
1
2
3
6
TSSYNC
FRAME#
TLCLK
TSYNC
TSYNC
TSYNC
TLINK
13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5
4
TLCLK
TLINK
5