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T1/E1/J1 Framer Initialization
82
Interphase Corporation
Framing and Line Coding Initialization
Common Initialization
T1 Specific Initialization
E1/E1-CRC4 Common Initialization
Table 3-4. Common T1/E1/E1-CRC4 Initialization
Register Bit
Value
Comment
/,0'56
7KHWHUQDU\LQWHUIDFHLVVHOHFWHG
/,06/7
5HFHLYHVOLFHUWKUHVKROG
/,05,/
/LQHLQWHUIDFHUHFHLYHLQSXWWKUHVKROGHTXDOV9
3&'3&5
[$[
/26LVGHFODUHGDIWHUSXOVHSRVLWLRQVZLWKRXW
WUDQVLWLRQVDQG[SXOVHVUHTXLUHGZLWKLQPV
WRFOHDUDQ/26DODUP IXOILOOV*
Table 3-5. T1 Specific Initialization
Register Bit
Value Comment
)05302'
7PRGH
)05)0
IUDPHPXOWLIUDPHIRUPDW (6)
)05&5&
&5&FKHFNJHQHUDWLRQHQDEOHG
)055&
%=6VHULDOOLQHFRGHIRUWKHUHFHLYHU
)05;&
%=6VHULDOOLQHFRGHIRUWKHWUDQVPLWWHU
)50$872
$XWRPDWLFUHV\QFKURQL]DWLRQLVHQDEOHG
Table 3-6. E1/E1-CRC4 Common Initialization
Register Bit
Value Comment
)05302'
(PRGH
)055&
+'%VHULDOOLQHFRGHIRUWKHUHFHLYHU
)05;&
+'%VHULDOOLQHFRGHIRUWKHWUDQVPLWWHU
;6:;6,6
6SDUHELWIRU,QWHUQDWLRQDO8VH QRWXVHG
;6:;<
6SDUHELWVIRU1DWLRQDO8VH QRWXVHG