Register 40: Watchdog Timer Peripheral Present (Ppwd), Offset 0X300 - Texas Instruments TM4C1294NCPDT Datasheet

System Control

Register 40: Watchdog Timer Peripheral Present (PPWD), offset 0x300

The PPWD register provides software information regarding the watchdog modules.
Important: This register should be used to determine which watchdog timers are implemented on
Watchdog Timer Peripheral Present (PPWD)
Base 0x400F.E000
Offset 0x300
Type RO, reset 0x0000.0003
31 30 29
Type RO RO RO
Reset 0 0 0
15 14 13
Type RO RO RO
Reset 0 0 0
Bit/Field Name
31:2 reserved
1 P1
0 P0
320
this microcontroller.
28 27 26 25
RO RO RO RO
0 0 0 0
12 11 10 9
reserved
RO RO RO RO
0 0 0 0
Type Reset
RO 0
RO 0x1
RO 0x1
Texas Instruments-Production Data
24 23 22 21
reserved
RO RO RO RO
0 0 0 0
8 7 6 5
RO RO RO RO
0 0 0 0
Description
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
Watchdog Timer 1 Present
Value Description
0 Watchdog module 1 is not present.
1 Watchdog module 1 is present.
Watchdog Timer 0 Present
Value Description
0 Watchdog module 0 is not present.
1 Watchdog module 0 is present.
20 19 18 17
RO RO RO RO
0 0 0 0
4 3 2 1
P1
RO RO RO RO
0 0 0 1
June 18, 2014
16
RO
0
0
P0
RO
1