mirror of
https://github.com/drasko/open-ameba.git
synced 2024-11-30 02:00:30 +00:00
62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
|
/* mbed Microcontroller Library
|
||
|
|
* Copyright (c) 2006-2013 ARM Limited
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
* you may not use this file except in compliance with the License.
|
||
|
|
* You may obtain a copy of the License at
|
||
|
|
*
|
||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
*
|
||
|
|
* Unless required by applicable law or agreed to in writing, software
|
||
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
* See the License for the specific language governing permissions and
|
||
|
|
* limitations under the License.
|
||
|
|
*/
|
||
|
|
#ifndef MBED_WATCHDOG_API_H
|
||
|
|
#define MBED_WATCHDOG_API_H
|
||
|
|
|
||
|
|
#include "device.h"
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
typedef void (*wdt_irq_handler)(uint32_t id);
|
||
|
|
|
||
|
|
/** Initial the watch dog time setting
|
||
|
|
*
|
||
|
|
* This function will initial and enable the watchdog timer with a given timeout value.
|
||
|
|
* When the watchdog timer timeout event is triggered, the system will be reset. User also can
|
||
|
|
* register a callback function to handle the watchdog timer timeout event.
|
||
|
|
*/
|
||
|
|
void watchdog_init(uint32_t timeout_ms);
|
||
|
|
|
||
|
|
/** Start the watchdog counting
|
||
|
|
*
|
||
|
|
* This function will active the watchdog timer down counting. When the watchdog timer count down
|
||
|
|
* to 0, a callback function will be called or the system will be reset.
|
||
|
|
*/
|
||
|
|
void watchdog_start(void);
|
||
|
|
|
||
|
|
/** Stop the watchdog counting
|
||
|
|
*
|
||
|
|
* This function will stop the watchdog timer down counting. If a user application aware a
|
||
|
|
* procedure may takes too long and cause the watchdog timer timeout, the application use this
|
||
|
|
* function to stop the watchdog timer to prevent the watchdog timer timeout.
|
||
|
|
*/
|
||
|
|
void watchdog_stop(void);
|
||
|
|
|
||
|
|
/** Refresh the watchdog counting
|
||
|
|
*
|
||
|
|
* This function will reload the watchdog timer counting value. Usually a application do the watchdog
|
||
|
|
* timer reflash in the main loop to prevent the watchdog timer timeout.
|
||
|
|
*/
|
||
|
|
void watchdog_refresh(void);
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|