Maxq family user’s guide: maxq2000 supplement – Maxim Integrated MAXQ Family Users Guide: MAXQ2000 Supplement User Manual
Page 39
Bit 0: (EIE0.0) External Interrupt 0 Enable (EX0)
Bit 1: (EIE0.1) External Interrupt 1 Enable (EX1)
Bit 2: (EIE0.2) External Interrupt 2 Enable (EX2)
Bit 3: (EIE0.3) External Interrupt 3 Enable (EX3)
Bit 4: (EIE0.4) External Interrupt 4 Enable (EX4)
Bit 5: (EIE0.5) External Interrupt 5 Enable (EX5)
Bit 6: (EIE0.6) External Interrupt 6 Enable (EX6)
Bit 7: (EIE0.7) External Interrupt 7 Enable (EX7)
Register Name:
PI0
Register Description:
Port 0 Input Register
Register Address:
M0[08h]
Each of the read-only bits in this register reflects the logic state present at the corresponding port pin.
Register Name:
PI1
Register Description:
Port 1 Input Register
Register Address:
M0[09h]
Each of the read-only bits in this register reflects the logic state present at the corresponding port pin.
Register Name:
PI2
Register Description:
Port 2 Input Register
Register Address:
M0[0Ah]
Each of the read-only bits in this register reflects the logic state present at the corresponding port pin.
MAXQ Family User’s Guide:
MAXQ2000 Supplement
Bit #
7
6
5
4
3
2
1
0
Name
PI0.7
PI0.6
PI0.5
PI0.4
PI0.3
PI0.2
PI0.1
PI0.0
Reset
s
s
s
s
s
s
s
s
Access
r
r
r
r
r
r
r
r
Bit #
7
6
5
4
3
2
1
0
Name
PI1.7
PI1.6
PI1.5
PI1.4
PI1.3
PI1.2
PI1.1
PI1.0
Reset
s
s
s
s
s
s
s
s
Access
r
r
r
r
r
r
r
r
Bit #
7
6
5
4
3
2
1
0
Name
PI2.7
PI2.6
PI2.5
PI2.4
PI2.3
PI2.2
PI2.1
PI2.0
Reset
s
s
s
s
s
s
s
s
Access
r
r
r
r
r
r
r
r
Maxim Integrated
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