Nuvoton NuMicro MS51PC0AE - Page 286

MS51
Nov. 28, 2019 Page 286 of 491 Rev 1.00
MS51 32K SERIES TECHNICAL REFERENCE MANUAL
PIPSn – Pin Interrupt Control
Register
SFR Address
Reset Value
PIPS7
F7H, page 2
0000_0000 b
PIPS6
FFH, page 2
0000_0000 b
PIPS5
FEH, page 2
0000_0000 b
PIPS4
FDH, page 2
0000_0000 b
PIPS3
FCH, page 2
0000_0000 b
PIPS2
FBH, page 2
0000_0000 b
PIPS1
FAH, page 2
0000_0000 b
PIPS0
F9H, page 2
0000_0000 b
7
6
5
4
3
2
1
0
-
PSEL[2:0]
-
BSEL[2:0]
-
R/W
-
R/W
Bit
Name
Description
6:4
PSEL[2:0]
Pin interrupt channel Port select
000 = P0 PORT.
001 = P1 PORT.
010 = P2 PORT.
011 = P3 PORT.
100 = Reserved.
101 = Reserved.
110 = Reserved.
111 = Reserved.
2:0
BSEL[2:0]
Pin interrupt channel bit select
000 = Pn.0.
001 = Pn.1
010 =.Pn.2
011 = Pn.3.
100 = Pn.4.
101 = Pn.5.
110 = Pn.6.
111 = Pn.7.
n is the PORT number, which is selected by PSEL[2:0].