MSP430P325A Datasheet, PDF (7/35 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430C32x, MSP430P325A
MIXED SIGNAL MICROCONTROLLER
SLAS219B − MARCH 1999 − REVISED MARCH 2000
operation modes and interrupts (continued)
special function registers
Most interrupt and module enable bits are collected into the lowest address space. Special function register bits
that are not allocated to a functional purpose are not physically present in the device. Simple SW access is
provided with this arrangement.
interrupt enable 1 and 2
Address
0h
WDTIE:
OFIE:
P0IE.0:
P0IE.1:
7
6
5
4
3
2
1
0
P0IE.1
P0IE.0
OFIE
WDTIE
rw-0
rw-0
rw-0
rw-0
Watchdog Timer enable signal
Oscillator fault enable signal
Dedicated I/O P0.0
P0.1 or 8-bit Timer/Counter, RXD
Address
7
6
5
4
3
2
1
0
01h
BTIE
TPIE
ADIE
rw-0
rw-0
rw-0
ADIE:
TPIE:
BTIE:
A/D converter enable signal
Timer/Port enable signal
Basic Timer1 enable signal
interrupt flag register 1 and 2
Address
7
6
5
4
3
2
1
0
02h
NMIIFG
P0IFG.1
P0IFG.0
OFIFG
WDTIFG
WDTIFG:
OFIFG:
P0.0IFG:
P0.1IFG:
NMIIFG:
rw-0
rw-0
rw-0
rw-1
rw-0
Set on overflow or security key violation
or
Reset on V_CC power on or reset condition at RST/NMI-pin
Flag set on oscillator fault
Dedicated I/O P0.0
P0.1 or 8-bit Timer/Counter, RXD
Signal at RST/NMI-pin
Address
7
6
5
4
3
2
1
0
03h
BTIFG
ADIFG
rw
rw-0
BTIFG
ADFIG
Basic Timer1 flag
Analog-to-digital converter flag
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