Datasheet

MSP430x22x2, MSP430x22x4
MIXED SIGNAL MICROCONTROLLER
SLAS504B − JULY 2006 − REVISED JULY 2007
14
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special function registers
Most interrupt and module enable bits are collected into the lowest address space. Special function register bits
not allocated to a functional purpose are not physically present in the device. Simple software access is provided
with this arrangement.
interrupt enable 1 and 2
Address 7 6 5 43210
00h
ACCVIE NMIIE OFIE WDTIE
rw−0 rw−0 rw−0 rw−0
WDTIE Watchdog Timer interrupt enable. Inactive if watchdog mode is selected. Active if Watchdog Timer is configured
in interval timer mode.
OFIE Oscillator fault enable
NMIIE (Non)-maskable interrupt enable
ACCVIE Flash access violation interrupt enable
Address 7 6 5 43210
01h
UCB0TXIE UCB0RXIE UCA0TXIE UCA0RXIE
rw−0 rw−0 rw−0 rw−0
UCA0RXIE USCI_A0 receive-interrupt enable
UCA0TXIE USCI_A0 transmit-interrupt enable
UCB0RXIE USCI_B0 receive-interrupt enable
UCB0TXIE USCI_B0 transmit-interrupt enable