NEC UPD98413 User Manual page 240

(72) General-purpose input port status Mask register (GPIN_M)
The GPIN_M register is mask register of GPIN register.
Register Address
Name
GPIN_M 0194 H
31 30 29 28
15 14 13 12
PIN7L PIN6L PIN5L PIN4L
Bit Field
Reserved Reserved
D31-
D16
D15 PIN7L 1: mask
D14 PIN6L 1: mask
D13 PIN5L 1: mask
D12 PIN4L 1: mask
D11 PIN3L 1: mask
D10 PIN2L 1: mask
D9 PIN1L 1: mask
D8 PIN0L 1: mask
D7 PIN7H 1: mask
D6 PIN6H 1: mask
D5 PIN5H 1: mask
D4 PIN4H 1: mask
D3 PIN3H 1: mask
D2 PIN2H 1: mask
D1 PIN1H 1: mask
D0 PIN0H 1: mask
240
CHAPTER 5 REGISTERS
Access Default
R/W 0000FFFF H
27 26 25 24
Reserved
11 10 9 8
PIN3L PIN2L PIN1L PIN0L
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
0: unmask
PRELIMINARY
Common register
Function
Mask register
23 22 21 20
7 6 5 4
PIN7H PIN6H PIN5H PIN4H
Function
19 18 17 16
3 2 1 0
PIN3H PIN2H PIN1H PIN0H
Default
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
NEC confidential and Proprietary