VSC6134
Datasheet
Table 6.
SONET/SDH Overhead Insertion Block I/O (continued)
Name
Direction
OUT
Function
COLCNTO[6:0]
SETCNTO[4:0]
INITDONE
Column count.
Set count.
OUT
OUT
Register array init done.
DATAO[63:0]
OUT
155 Mbps output data bus with inserted overhead bytes (first STS-1
only). Bit 63 is the MSB.
AD/DRSDHOCLK
AD/DRTXSDHOHFS
AD/DRTXSDHOHD
OUT
OUT
IN
Divided by 360 of the 622 MHz clock (same as D360CLK).
Request overhead bytes from FPGA interface.
Received overhead insertion data.
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VMDS-10185 Revision 4.0
July 2006