4.4.2. Signal descriptions

Table 4.28 lists the non-AMBA signals used by the watchdog unit.

Table 4.28. Watchdog unit signals

Signal

Type

Direction

Description

WDOGCLK

Watchdog clock

Input

The watchdog clock input.

WDOGCLKEN

Watchdog clock enable

Input

The enable for the watchdog clock input. The counters only decrement on a rising edge of WDOGCLK when WDOGCLKEN is HIGH.

WDOGRESn

Watchdog reset

Input

The watchdog clock domain reset input.

WDOGINT

Watchdog interrupt

Output

The watchdog interrupt.

WDOGRES

Watchdog reset

Output

The watchdog timeout reset.

Note

For a description of the AMBA signals used by the watchdog unit, see AMBA signals.

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