Rainbow Electronics DS26519 - Manual (Page 196)

DS26519 16-Port T1/E1/J1 Transceiver
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Register Name: T1RSCD1 (T1 Mode Only)
Register Description: Receive Spare Code Definition Register 1
Register Address: 09Ch + (200h x (n - 1)) + (2000h x [(n - 1) / 8]): where n = 1 to 16
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 7: Receive Spare Code Definition Bit 7 (C7). First bit of the repeating pattern.
Bit 6: Receive Spare Code Definition Bit 6 (C6). A Don’t Care if a 1-bit length is selected.
Bit 5: Receive Spare Code Definition Bit 5 (C5). A Don’t Care if a 1- or 2-bit length is selected.
Bit 4: Receive Spare Code Definition Bit 4 (C4). A Don’t Care if a 1- to 3-bit length is selected.
Bit 3: Receive Spare Code Definition Bit 3 (C3). A Don’t Care if a 1- to 4-bit length is selected.
Bit 2: Receive Spare Code Definition Bit 2 (C2). A Don’t Care if a 1- to 5-bit length is selected.
Bit 1: Receive Spare Code Definition Bit 1 (C1). A Don’t Care if a 1- to 6-bit length is selected.
Bit 0: Receive Spare Code Definition Bit 0 (C0). A Don’t Care if a 1- to 7-bit length is selected.
Register Name: T1RSCD2 (T1 Mode Only)
Register Description: Receive Spare Code Definition Register 2
Register Address: 09Dh + (200h x (n - 1)) + (2000h x [(n - 1) / 8]): where n = 1 to 16
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 7: Receive Spare Code Definition Bit 7 (C7). A Don’t Care if a 1- to 7-bit length is selected.
Bit 6: Receive Spare Code Definition Bit 6 (C6). A Don’t Care if a 1- to 7-bit length is selected.
Bit 5: Receive Spare Code Definition Bit 5 (C5). A Don’t Care if a 1- to 7-bit length is selected.
Bit 4: Receive Spare Code Definition Bit 4 (C4). A Don’t Care if a 1- to 7-bit length is selected.
Bit 3: Receive Spare Code Definition Bit 3 (C3). A Don’t Care if a 1- to 7-bit length is selected.
Bit 2: Receive Spare Code Definition Bit 2 (C2). A Don’t Care if a 1- to 7-bit length is selected.
Bit 1: Receive Spare Code Definition Bit 1 (C1). A Don’t Care if a 1- to 7-bit length is selected.
Bit 0: Receive Spare Code Definition Bit 0 (C0). A Don’t Care if a 1- to 7-bit length is selected.