TMXF28155 Supermapper
155/51 Mbits/s SONET/SDH x28/x21 DS1/E1
Data Sheet
June 2002
338
Agere Systems Inc.
14 Digital Jitter Attenuation Controller Registers
(continued)
Table 483. DJA_STATE1—DJA_STATE2, Loss of Clock and VT Pointer Adjustment Indicators (R/W)
Table 484. DJA_E1GAINH
—
DJA_E1GAINL, E1 Accumulator Gain Threshold (R/W)
Table 485. DJA_DS1GAINH
—
DJA_DS1GAINL, DS1 Accumulator Gain Threshold (R/W)
Table 486. DJA_E1SCALE, E1 Scale Factor (R/W)
Table 487. DJA_DS1SCALE, DS1 Scale Factor (R/W)
Address
Bit
Name
Function
Reset
Default
0
0
0
0
0x70009
15
14
13
12
11:0
15:0
DJA_G_DS1LOC
DJA_DS1LOC
DJA_G_E1LOC
DJA_E1LOC
RSVD
DJA_PTRADJS[16:1]
G_PIN_DS1XCLK Loss of Clock Indication.
(1 = LOC.)
PIN_DS1XCLK Loss of Clock Indication.
(1 = LOC.)
G_PIN_E1XCLK Loss of Clock Indication.
(1 = LOC.)
PIN_E1XCLK Loss of Clock Indication.
(1 = LOC.)
Reserved.
VT Pointer Adjustment Indicator State.
When this state
is high, the associated PLL has experienced a VT pointer
adjustment within the last PTRADJCNT register specified
time interval.
0x7000A
0
Address
Bit
Name
Function
Reset
Default
0x7FFFFFF
0x7000B
0x7000C
15:11
10:0
15:0
RSVD
DJA_E1GAIN[26:16]
DJA_E1GAIN[15:0]
Reserved.
E1 Gain.
Accumulator gain threshold at which a
clock adjustment takes place for E1 signals (see
Table 634 on page 580
).
Address
Bit
Name
Function
Reset
Default
0x7FFFFFF
0x7000D
0x7000E
15:11
10:0
15:0
RSVD
DJA_DS1GAINTHR[26:16]
DJA_DS1GAINTHR[15:0]
Reserved.
DS1 Gain.
Accumulator gain threshold at which
a clock adjustment takes place for DS1 signals
(see
Table 634
).
Address
Bit
Name
Function
Reset
Default
0xFFFF
0x7000F
15:0
DJA_E1SCALE[15:0]
E1 Scale.
Scale factor that controls clock adjust-
ment rates for E1 signals (see
Table 634
).
Address
Bit
Name
Function
Reset
Default
1
0x70010
15:2
DJA_DS1SCALE[15:2]
DS1 Scale.
Scale factor that controls clock
adjustment rates for DS1 signals (see
Table 634
).
DJA Blue Clock Switch Fix.
If this bit is a 1,
then the fix is disabled. If this bit is a 0, then the
DJA does not respond to AIS and the clock does
not switch from the DJA generated.
DS1 Scale.
1
DJA_BLUECLKSWITCH
—
0
DJA_DS1SCALE[0]
—