Rainbow Electronics DS21458 - Manual (Page 185)

DS21455/DS21458 Quad T1/E1/J1 Transceivers
185 of 270
Register Name:
RSCD1
Register Description: Receive-Spare Code Definition Register 1
Register Address: BEh
Bit
# 7 6 5 4 3 2 1 0
Name C7 C6 C5 C4 C3 C2 C1 C0
Default
0 0 0 0 0 0 0 0
Note: Writing this register resets the detector’s integration period .
Bit 0/Receive-Spare Code Definition Bit 0 (C0). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 1/Receive-Spare Code Definition Bit 1 (C1). A “don’t care” if a 1-bit to 6-bit length is selected.
Bit 2/Receive-Spare Code Definition Bit 2 (C2). A “don’t care” if a 1-bit to 5-bit length is selected.
Bit 3/Receive-Spare Code Definition Bit 3 (C3). A “don’t care” if a 1-bit to 4-bit length is selected
Bit 4/Receive-Spare Code Definition Bit 4 (C4). A “don’t care” if a 1-bit to 3-bit length is selected.
Bit 5/Receive-Spare Code Definition Bit 5 (C5). A “don’t care” if a 1-bit or 2-bit length is selected.
Bit 6/Receive-Spare Code Definition Bit 6 (C6). A “don’t care” if a 1-bit length is selected.
Bit 7/Receive-Spare Code Definition Bit 7 (C7). First bit of the repeating pattern.
Register Name:
RSCD2
Register Description: Receive-Spare Code Definition Register 2
Register Address: BFh
Bit
# 7 6 5 4 3 2 1 0
Name C7 C6 C5 C4 C3 C2 C1 C0
Default
0 0 0 0 0 0 0 0
Bit 0/Receive-Spare Code Definition Bit 0 (C0). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 1/Receive-Spare Code Definition Bit 1 (C1). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 2/Receive-Spare Code Definition Bit 2 (C2). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 3/Receive-Spare Code Definition Bit 3 (C3). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 4/Receive-Spare Code Definition Bit 4 (C4). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 5/Receive-Spare Code Definition Bit 5 (C5). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 6/Receive-Spare Code Definition Bit 6 (C6). A “don’t care” if a 1-bit to 7-bit length is selected.
Bit 7/Receive-Spare Code Definition Bit 7 (C7). A “don’t care” if a 1-bit to 7-bit length is selected.