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XRT72L71 Datasheet, PDF (48/102 Pages) Exar Corporation – DS3 ATM UNI/CLEAR CHANNEL FRAMER
XRT72L71
DS3 ATM UNI/CLEAR CHANNEL FRAMER
REV. 1.1.0
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LIST OF REGISTERS
All even numbered registers get mapped onto the mi-
croprocessor data bus higher byte D15-D8
All Odd numbered registers get mapped onto the mi-
croprocessor data bus lower byte D7-D0
Even Numbered Register
D15 D14 D13 D12 D11 D10 D9 D8
REGISTER SUMMARY LIST
REG. #
FUNCTION
0
UNI Operating Mode Register
1
UNI I/O Control Register
2
Part Number Register
3
Version Number Register
4
UNI Interrupt Enable Register
5
UNI Interrupt Status Register
6
Test Cell Control and Status Register
7
Test Cell Error Accumulator Holding Register
8
Test Cell Header Byte-1
9
Test Cell Header Byte-2
10
Test Cell Header Byte-3
11
Test Cell Header Byte-4
12
Test Cell Error Accumulator-MSB
13
Test Cell Error Accumulator-LSB
14
Rx DS3 Configuration and Status Register
15
Rx DS3 Status Register
16
Rx DS3 Interrupt Enable Register
17
Rx DS3 Interrupt Status Register
18
Rx DS3 FEAC Register
19
Rx DS3 FEAC Interrupt Enable/Status Register
20
Rx DS3 LAPD Control Register
21
Rx DS3 LAPD Status Register
22
Tx DS3 Configuration Register
23
Tx DS3 M-Bit Mask Register
24
Tx DS3 F-Bit Mask1 Register
25
Tx DS3 F-Bit Mask2 Register
26
Tx DS3 F-Bit Mask3 Register
27
Tx DS3 F-Bit Mask4 Register
28
Tx DS3 FEAC Configuration and Status Register
Odd Numbered Register
D7 D6 D5 D4 D3 D2 D1 D0
REG. #
FUNCTION
29
Tx DS3 FEAC Register
30
Tx DS3 LAPD Configuration Register
31
Tx DS3 LAPD Status/Interrupt Register
32
PMON LCV Event Count Register-MSB
33
PMON LCV Event Count Register-LSB
34
PMON Framing Bit Error Event Count Register-MSB
35
PMON Framing Bit Error Event Count Register-LSB
36
PMON P-Bit Error Count Register-MSB
37
PMON P-Bit Error Count Register-LSB
38
PMON FEBE Event Count Register-MSB
39
PMON FEBE Event Count Register-LSB
40
PMON PLCP BIP-8 Error Count Register-MSB
41
PMON PLCP BIP-8 Error Count Register-LSB
42
PMON PLCP Framing Byte Error Count Register-
MSB
43
PMON PLCP Framing Byte Error Count Register-
LSB
44
PMON PLCP FEBE Count Register-MSB
45
PMON PLCP FEBE Error Count Register-LSB
46
PMON Single-bit HEC Error Count-MSB
47
PMON Single-bit HEC Error Count -LSB
48
PMON Multiple-bit HEC Error Count-MSB
49
PMON Multiple-bit HEC Error Count-LSB
50
PMON Received Idle Cell Count/PRBS Error Count-
MSB
51
PMON Received Idle Cell Count/PRBS Error Count-
LSB
52
PMON Receive Valid Cell Count-MSB
53
PMON Receive Valid Cell Count-LSB
54
PMON Discarded Cell Count-MSB
55
PMON Discarded Cell Count-LSB
56
PMON Transmit Idle Cell Count-MSB
44