NEC UPD98413 User Manual page 245

(78) Receive section and line layer event detection registers (DSLER)
The DSLER registers indicate whether the occurrence of each event was detected.
Register
Name
Port0:
DSLER_RWC 01C0 H
DSLER_RC 01C4 H
31 30 29 28
Reserved
15 14 13 12
Reserved
Bit Field
D31-D26 Reserved
D25 Z2M 1: Bits 7 to 8 of 1st Z2 byte has been received.
D24 Z2D 1: Bits 6 to 7 of 1st Z2 byte has been received.
D23 J0M 1: Storing J0 message has been completed.
D22 APS 1: APS signal has been received.
D21 LREICR 1: Detects occurrence of an overflow in Line REI counter.
D20 B2ECR 1: Detects occurrence of an overflow in B2 error counter.
D19 B1ECR 1: Detects occurrence of an overflow in B1 error counter.
D18 LREI 1: Detects Line REI. 0: Does not detect.
D17 B2E 1: Detects B2 error. 0: Does not detect.
D16 B1E 1: Detects B1 error. 0: Does not detect.
Reserved
D15-D12 Reserved
D11 SD 1: Detects occurrence of SD event.
SF
D10 1: Detects occurrence of SF event.
CD
D9 1: Detects low level of CD pin input.
Reserved
D8 Reserved
D7 PSBF 1: Detects occurrence of PSBF event.
LRDI
D6 1: Detects occurrence of Line RDI event.
LAIS
D5 1: Detects occurrence of Line AIS event.
STIU
D4 1: Detects occurrence of Section TIU event.
D3 STIM 1: Detects occurrence of Section TIM event.
LOF
D2 1: Detects occurrence of LOF event.
OOF
D1 1: Detects occurrence of OOF event.
LOS
D0 1: Detects occurrence of LOS event.
Note: the default value of this register is depends on input level of the CD pin.
CHAPTER 5 REGISTERS
Address
Port1: Port2: Port3:
05C0 H 09C0 H 0DC0 H
05C4 H 09C4 H 0DC4 H
27 26 25 24
Z2M Z2D
11 10 9 8
SD SF CD Res
Reserved
PRELIMINARY
Access Default
R/WC Note
RC Note
23 22 21 20
J0M APS LREICR B2ECR
7 6 5 4
PSBF LRDI LAIS STIU
Function
0: Not detected.
0: Not detected.
0: Not completed.
0: Not detected.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
0: Does not detect.
Function
Read-only / Write clear
Read clear
19 18 17 16
B1ECR LREI B2E B1E
3 2 1 0
STIM LOF OOF LOS
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Note
Note
0
0
1
0
0
1
1
0
NEC confidential and Proprietary
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