Analog Devices ADuCM356 User Manual

Reference Manual ADuCM356
REGISTER DETAILS: AFE WATCHDOG TIMER
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WATCHDOG TIMER LOAD VALUE REGISTER
Address: 0x400C0900, Reset: 0x1000, Name: WDTLD
Table 373. Bit Descriptions for WDTLD
Bits Bit Name Settings Description Reset Access
[15:0] LOAD Watchdog Timer Load Value. This user programmable value is the value that the counter starts from
before counting down to 0.
0x1000 R/W
CURRENT COUNT VALUE REGISTER
Address: 0x400C0904, Reset: 0x1000, Name: WDTVALS
When read, returns the value of the counter.
Table 374. Bit Descriptions for WDTVALS
Bits Bit Name Settings Description Reset Access
[15:0] CCOUNT Current Watchdog Timer Count Value. Read only register. 0x1000 R
WATCHDOG TIMER CONTROL REGISTER
Address: 0x400C0908, Reset: 0x00C9, Name: WDTCON
Table 375. Bit Descriptions for WDTCON
Bits Bit Name Settings Description Reset Access
[15:11] Reserved Reserved. 0x0 R/W
10 WDTIRQEN Watchdog Timer Interrupt Enable. 0x0 R/W
0 Disable. Cleared by user to generate a reset when the counter times out or if a refresh occurs within
WDTMINLD.
1 Enable. Debug feature. An interrupt occurs instead of a reset if the counter times out or if a refresh
occurs within WDTMINLD.
9 MINLOAD_EN Timer Window Control. When enabled, if the user refreshes the timer before the counter reaches the
value in the WDTMINLD register, a reset or IRQ occurs.
0x1 R/W
0 Disable. Disable window feature. Watchdog is refreshed if user code writes to WDTCLRI before the
counter reaches 0.
1 Enable. Enable window feature. Watchdog is only refreshed if user code writes to WDTCLRI before
the counter reaches 0, but after the counter has passed the minimum load value set in WDT.
8 CLKDIV2 Clock Source. 0x0 R/W
0 Analog die 32.768 kHz oscillator.
1 Analog die 32.768 kHz oscillator divided by 2.
7 Reserved Reserved. 0x1 R
6 MDE Timer Mode Select. 0x1 R/W
0 Free running mode. In free running mode, timer wraps around at 0x1000.
1 Periodic mode. Default. In this mode, the counter counts from the WDTLD value down to 0.
5 EN Timer Enable. 0x1 R/W
0 Cleared by user to disable timer.
1 Set by user to enable timer. Default.
4 Reserved Reserved. 0x0 R
[3:2] PRE Prescaler. 0x2 R/W
00 Source clock/1.
01 Source clock/16.
10 Source clock/256. Default.
11 Source clock/4096.

Analog Devices ADuCM356 Specifications

General

Brand	Analog Devices
Model	ADuCM356
Category	Microcontrollers
Language	English