CN8380 Datasheet, PDF (59/91 Pages) Conexant Systems, Inc – integrated quad line interface unit unit for both 1.544 Mbps (T1) and 2.048 Mbps (E1) applications

CN8380
Quad T1/E1 Line Interface
05—CLAD Test (CTEST)
7
CTEST[7]
6
CTEST[6]
5
CTEST[5]
4
CTEST[4]
3
CTEST[3]
3.0 Registers
3.2 Global Control and Status Registers
2
CTEST[2]
1
CTEST[1]
R/W
0
CTEST[0
Factory use only. Must be remain at default value, 00.
06—CLAD Status (CSTAT)
R
7
6
5
4
3
2
1
0
—
—
—
CPDERR
—
—
—
CPD_INT
CPDERR
CPD_INT
CLAD Phase Detector Error—Real-time indicator of the CLAD phase detector status.
CPDERR indicates when the CLADO loses lock with respect to the selected CLADI reference
clock.
0 = CLAD Phase Detector is in lock
1 = CLAD Phase Detector is out of lock
CLAD Phase Detector Error Interrupt—Indicates a change in status of CPDERR. CPD_INT is
latched high upon a change in status of CPDERR and held until read clear.
07—(FREG)
7
F_OP[1]
6
F_OP[0]
5
4
3
2
—
F_ADDR[4]
F_ADDR[3]
F_ADDR[2]
Factory use only. Must be remain at default value, 00.
1
F_ADDR[1]
R/W
0
F_ADDR[0]
08—(TESTA1)
7
A_TEST[7]
6
A_TEST[6]
5
A_TEST[5]
4
A_TEST[4]
3
A_TEST[3]
2
A_TEST[2]
Factory use only. Must be remain at default value, 00.
1
A_TEST[1]
R/W
0
A_TEST[0]
09—(TESTA2)
7
A_TEST[15]
6
A_TEST[14]
5
A_TEST[13]
4
A_TEST[12]
3
A_TEST[11]
2
A_TEST[10]
Factory use only. Must be remain at default value, 00.
1
A_TEST[9]
R/W
0
A_TEST[8]
N8380DSA
Conexant
3-7
4/21/99
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