Datasheet

DS26514 4-Port T1/E1/J1 Transceiver
19-5856; Rev 4; 5/11 170 of 305
Register Name:
RHFC
Register Description:
Receive HDLC-64 FIFO Control Register
Register Address:
087h + (200h x (n - 1)) : where n = 1 to 4
Bit #
7
6
5
4
3
2
1
0
Name
—
—
—
—
—
—
RFHWM1
RFHWM0
Default
0
0
0
0
0
0
0
0
Bits 1 and 0 : Receive FIFO High Watermark Select (RFHWM[1:0]
RFHWM1
RFHWM0
Receive FIFO Watermark
0
0
4 bytes
0
1
16 bytes
1
0
32 bytes
1
1
48 bytes
Register Name:
RIBOC
Register Description:
Receive Interleave Bus Operation Control Register
Register Address:
088h + (200h x (n - 1)) : where n = 1 to 4
Bit #
7
6
5
4
3
2
1
0
Name
—
—
—
IBOSEL
IBOEN
—
—
—
Default
0
0
0
0
0
0
0
0
Bit 4: Interleave Bus Operation Select (IBOSEL). This bit selects channel or frame interleave mode.
0 = Channel Interleave
1 = Frame Interleave
Bit 3: Interleave Bus Operation Enable (IBOEN)
0 = Interleave Bus Operation disabled.
1 = Interleave Bus Operation enabled.