3.0 Registers
CX28394/28395/28398
3.16 System Bus Registers
Quad/x16/Octal—T1/E1/J1 Framers
0D3—RSB Sync Time Slot Offset (RSYNC_TS)
Unused bits are reserved and should be written to 0.
7
6
5
4
3
2
1
0
—
OFFSET[9]
OFFSET[8]
OFFSET[7]
OFFSET[6]
OFFSET[5]
OFFSET[4]
OFFSET[3]
OFFSET[9:3]
RSB Sync Time Slot Offset—Selects which RSB time slot number coincides with RFSYNC
and RMSYNC sync pulses, in the range of Time Slots 0–127. If the sync pulses coincide with
location of T1 F-bit or TS0, then OFFSET is programmed to equal zero. Refer also to
RSYNC_BIT and RSYNC_FRM [addr 0D2, 0D8].
2048, 1544, and 1536 Kbps/sec SBI Mode
OFFSET[9:3]
0000000
0000001
|
RSYNC Time Slot
0 or F-bit
1
|
0011110
0011111
30
31
4096 Kbps/sec SBI Mode
OFFSET[9:4]
OFFSET[3]
RSYNC Time Slot
Group
000000
000000
000001
000001
|
0
1
0
1
|
0
0
A
B
A
B
|
1
1
|
011110
011110
011111
011111
0
1
0
1
30
30
31
31
A
B
A
B
8192 Kbps/sec SBI Mode
OFFSET[9:5] OFFSET[4:3]
RSYNC Time Slot
Group
A
B
00000
00000
00000
00000
00001
00001
00001
00001
|
00
01
10
11
00
01
10
11
|
0
0
0
C
0
D
A
B
1
1
1
C
1
D
|
|
11110
11110
11110
11110
00
01
10
11
30
30
30
30
A
B
C
D
3-98
Conexant
100054E
CONEXANT [ CONEXANT SYSTEMS, INC ]
