Registers (Base Address : 0X4100_2000); Pa_00 External Interrupt Enable Register (Pa_00_Extint); Pa_01 External Interrupt Enable Register (Pa_01_Extint) - Wiznet W7500 Reference Manual

13.4

Registers (Base address : 0x4100_2000)

13.4.1

PA_00 external interrupt enable register (PA_00_EXTINT)

Address offset : 0x200
Reset value : 0x0000_0000
31 30 29 28
res res res res
15 14 13 12
res res res res
[0] PA00POL – External interrupt polarity selection register of PA_00 PAD
These bits are written by S/W.
0 : interrupt occurs when pad detect rising edge signal
1 : interrupt occurs when pad detect falling edge signal
[1] PA00IEN – External interrupt enable register of PA_00 PAD
These bits are written by S/W.
0 : external interrupt disable
1 : external interrupt enable
13.4.2

PA_01 external interrupt enable register (PA_01_EXTINT)

Address offset : 0x204
Reset value : 0x0000_0000
31 30 29 28
res res res res
15 14 13 12
res res res res
[0] PA01POL - External interrupt polarity selection register of PA_01 PAD
These bits are written by S/W.
0 : interrupt occurs when pad detect rising edge signal
1 : interrupt occurs when pad detect falling edge signal
[1] PA01IEN – External interrupt enable register of PA_01 PAD
These bits are written by S/W.
W7500 Datasheet Version1.0.0
27 26 25
res res res
11 10 9 8
res res res res
27 26 25
res res res
11 10 9 8
res res res res
24 23 22 21
res res res res
7 6 5 4
res res res res
24 23 22 21
res res res res
7 6 5 4
res res res res
20 19 18 17
res res res res
3 2 1
res res PA00IEN
R/W
20 19 18 17
res res res res
3 2 1
res res PA01IEN
R/W
157 / 512
16
res
0
PA00POL
R/W
16
res
0
PA01POL
R/W