NEC UPD98413 User Manual page 233

(66) Receive interrupt cause register (ICR)
The ICR register indicates interrupt causes.
Register
Name
Port0:
ICR_RO 0170 H
31 30 29 28
15 14 13 12
Reserved
Bit Field
Reserved Reserved
D31-D8
TAPER
D7 1: Indicates that the bits of the TAPER register are set.
0: TAPER register is all 0.
DAPER
D6 1: Indicates that the bits of the DAPER register are set.
0: DAPER register is all 0.
Reserved Reserved
D5
D4 TPPER 1: Indicates that the bits of the TPPER register are set.
0: TPPER register is all 0.
DPPER
D3 1: Indicates that the bits of the DPPER register are set.
0: DPPER register is all 0.
Reserved Reserved
D2
TSLER
D1 1: Indicates that the bits of the TSLER register are set.
0: TSLER register is all 0.
DSLER
D0 1: Indicates that the bits of the DSLER register are set.
0: DSLER register is all 0.
Note : Default value of this register is depends on status of corresponding register.
CHAPTER 5 REGISTERS
Address
Port1: Port2: Port3:
0570 H 0970 H 0D70 H
27 26 25 24
Reserved
11 10 9 8
PRELIMINARY
Access Default
R 00000000 H
23 22 21 20
7 6 5 4
TAPER DAPER Res TPPER
Function
NEC confidential and Proprietary
Function
Read-only
19 18 17 16
3 2 1 0
DPPER Res TSLER DSLER
Default
All 0
0
0
All 0
0
0
All 0
0
0
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