Cyclone® V Hard Processor System Technical Reference Manual

ID 683126
Date 8/28/2023
Public
Document Table of Contents

25. Watchdog Timer

The watchdog timers are peripherals you can use to recover from system lockup that might be caused by software or system related issues. The hard processor system (HPS) provides two programmable watchdog timers, which are connected to the level 4 (L4) peripheral bus. The watchdog timers are instances of the Synopsys* DesignWare* APB* Watchdog Timer (DW_apb_wdt) peripheral. 66

The microprocessor unit (MPU) subsystem provides two additional watchdog timers.

66 Portions © 2017 Synopsys* , Inc. Used with permission. All rights reserved. Synopsys* & DesignWare* are registered trademarks of Synopsys* , Inc. All documentation is provided "as is" and without any warranty. Synopsys* expressly disclaims any and all warranties, express, implied, or otherwise, including the implied warranties of merchantability, fitness for a particular purpose, and non-infringement, and any warranties arising out of a course of dealing or usage of trade.

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