NEC UPD98413 User Manual page 259

(92) Receive ATM/POS layer event detection registers (DAPER)
The DAPER registers indicate whether the occurrence of each event was detected.
Register Name
Port0:
DAPER_RWC 0240 H
DAPER_RC 0244 H
31 30 29 28
Reserved
15 14 13 12
Bit Field
Reserved
D31-D26 Reserved.
D27 LPCR 1: Detects occurrence of an overflow in receive long packet counter.
0: Does not detect.
D26 SPCR 1: Detects occurrence of an overflow in receive short packet counter.
0: Does not detect.
D25 FOPCR 1: Detects occurrence of an overflow in receive FIFO overflow cell/packet counter.
0: Does not detect.
D24 FEPCR 1: Detects occurrence of an overflow in receive HEC error drop cell and FCS error
packet counter.
0: Does not detect.
D23 AEPCR 1: Detects occurrence of an overflow in receive HEC error correct cell and address
error packet counter.
0: Does not detect.
D22 APCR 1: Detects occurrence of an overflow in receive idle cell and abort packet counter.
0: Does not detect.
D21 VPCR 1: Detects occurrence of an overflow in receive valid cell/packet counter.
0: Does not detect.
D20 LPE 1: Detects occurrence of receive long packet.
0: Does not detect.
D19 SPE 1: Detects occurrence of receive short packet.
0: Does not detect.
D18 FCSE 1: Detects occurrence of receive FCS error.
0: Does not detect.
D17 ADRE 1: Detects occurrence of receive address error.
0: Does not detect.
D16 ABOE 1: Detects occurrence of receive abort packet.
0: Does not detect.
Reserved
D15-D2 Reserved.
LCD
D1 1: Detects occurrence of LCD event.
OCD
D0 1: Detects occurrence of OCD event.
CHAPTER 5 REGISTERS
Address
Port1: Port2: Port3:
0640 H 0A40 H 0E40 H
0644 H 0A44 H 0E44 H
27 26 25 24
LPCR SPCR FOPCR FEPCR
11 10 9 8
Reserved
PRELIMINARY
Access Default
00000003 H
R/WC
00000003 H
RC
23 22 21 20
AEPCR APCR VPCR LPE
7 6 5 4
Function
0: Does not detect.
0: Does not detect.
Function
Read-only / Write clear
Read clear
19 18 17 16
SPE FCSE ADRE ABOE
3 2 1 0
LCD OCD
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
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