Texas Instruments MSP430x4xx - Manual (Page 197)

Watchdog Timer Registers
10-7 Watchdog Timer, Watchdog Timer+
10.3 Watchdog Timer Registers
The watchdog timer module registers are listed in Table 10−1.
Table 10−1.Watchdog Timer Registers
Register Short Form Register Type Address Initial State
Watchdog timer control register WDTCTL Read/write 0120h 06900h with PUC
SFR interrupt enable register 1 IE1 Read/write 0000h Reset with PUC
SFR interrupt flag register 1 IFG1 Read/write 0002h Reset with PUC †
† WDTIFG is reset with POR