MT9074AL Zarlink Semiconductor, Inc., MT9074AL Datasheet - Page 23

• Manufacturer Part Number: MT9074AL
• Description: T1/E1/J1 Single Chip Transceiver
• Manufacturer: Zarlink Semiconductor, Inc.

MT9074
Note:
23
Octet #
10
11
12
13
14
1
2
3
4
5
6
7
8
9
ADDRESS
FCS
VARIABLE
CONTROL
ONE SECOND REPORT
00111010
00000001
00111000
00000011
G1 = 1
G2 =1
G3 =1
G4 =1
G5 =1
G6 =1
SE = 1
FE = 1
LV = 1
SL = 1
LB = 1
U1,U2 = 0
R = 0
NmNI = 00, 01, 10, 11
Table 16 - Message Oriented Performance Report Structure (T1.403 and T1.408)
G3
FE
G3
FE
G3
FE
G3
FE
S
C
8
F
T
F
INTERPRETATION
SAPI = 14, C/R = 0 (CI) EA = 0
SAPI = 14, C/R = 1(Carrier) EA = 0
TEI = 0, EA =1
SE
SE
SE
SE
LV
LV
LV
LV
INTERPRETATION
CRC16 Frame Check Sequence
C
A
O
E
INTERPRETATION
7
L
Unacknowledged Information Transfer
S
G4
G4
G4
G4
LB
LB
LB
LB
INTERPRETATION
N
A
P
6
I
10 < CRC Error Event < 100
CRC Error Event =1
1 < CRC Error Event < 5
Under Study for sync.
100 < CRC Error Event < 319
CRC Error Event > 320
Severely - Errored Framing Event >=1
Frame Synchronization Bit Error Event >=1
Line code Violation Event >=1
Slip Event >=1
Payload Loopback Activated
Reserved - set to 0
One Second Module 4 counter
5 < CRC Error Event < 10
U1
G1
U1
G1
U1
G1
U1
G1
G
T
5
I
U2
U2
U2
U2
R
R
R
R
R
4
C / R
G5
G2
G5
G2
G5
G2
G5
G2
O
3
Nm
Nm
Nm
Nm
SL
SL
SL
SL
2
L
EA
EA
G6
G6
G6
G6
NI
NI
NI
NI
1
Data Sheet
01111110
00111000 or
00111010
00000001
00000011
t
t
t
t
t
t
t
t
VARIABLE
0
0
0
0
0
0
0
0
-1
-1
-2
-2
-3
-3
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