2017-09-15 18:10:51 +08:00
|
|
|
//*****************************************************************************
|
|
|
|
|
//
|
|
|
|
|
// am_hal_systick.h
|
|
|
|
|
//! @file
|
|
|
|
|
//!
|
|
|
|
|
//! @brief Functions for accessing and configuring the SYSTICK.
|
|
|
|
|
//!
|
|
|
|
|
//! @addtogroup systick2 System Timer (SYSTICK)
|
|
|
|
|
//! @ingroup apollo2hal
|
|
|
|
|
//! @{
|
|
|
|
|
//
|
|
|
|
|
//*****************************************************************************
|
|
|
|
|
|
|
|
|
|
//*****************************************************************************
|
|
|
|
|
//
|
|
|
|
|
// Copyright (c) 2017, Ambiq Micro
|
|
|
|
|
// All rights reserved.
|
|
|
|
|
//
|
|
|
|
|
// Redistribution and use in source and binary forms, with or without
|
|
|
|
|
// modification, are permitted provided that the following conditions are met:
|
|
|
|
|
//
|
|
|
|
|
// 1. Redistributions of source code must retain the above copyright notice,
|
|
|
|
|
// this list of conditions and the following disclaimer.
|
|
|
|
|
//
|
|
|
|
|
// 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
|
// notice, this list of conditions and the following disclaimer in the
|
|
|
|
|
// documentation and/or other materials provided with the distribution.
|
|
|
|
|
//
|
|
|
|
|
// 3. Neither the name of the copyright holder nor the names of its
|
|
|
|
|
// contributors may be used to endorse or promote products derived from this
|
|
|
|
|
// software without specific prior written permission.
|
|
|
|
|
//
|
|
|
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
|
|
|
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
|
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
|
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
|
|
|
|
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
|
|
|
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
|
|
|
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
|
|
|
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
|
|
|
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
|
|
|
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
|
|
|
// POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
|
//
|
2018-09-21 16:10:44 +08:00
|
|
|
// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
|
2017-09-15 18:10:51 +08:00
|
|
|
//
|
|
|
|
|
//*****************************************************************************
|
|
|
|
|
#ifndef AM_HAL_SYSTICK_H
|
|
|
|
|
#define AM_HAL_SYSTICK_H
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
extern "C"
|
|
|
|
|
{
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
//*****************************************************************************
|
|
|
|
|
//
|
|
|
|
|
// External function definitions
|
|
|
|
|
//
|
|
|
|
|
//*****************************************************************************
|
|
|
|
|
extern void am_hal_systick_start(void);
|
|
|
|
|
extern void am_hal_systick_stop(void);
|
|
|
|
|
extern void am_hal_systick_int_enable(void);
|
|
|
|
|
extern void am_hal_systick_int_disable(void);
|
|
|
|
|
extern uint32_t am_hal_systick_int_status_get(void);
|
|
|
|
|
extern void am_hal_systick_reset(void);
|
|
|
|
|
extern void am_hal_systick_load(uint32_t ui32LoadVal);
|
|
|
|
|
extern uint32_t am_hal_systick_count(void);
|
|
|
|
|
extern uint32_t am_hal_systick_wait_ticks(uint32_t u32Ticks);
|
|
|
|
|
extern uint32_t am_hal_systick_delay_us(uint32_t u32NumUs);
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#endif // AM_HAL_SYSTICK_H
|
|
|
|
|
|
|
|
|
|
//*****************************************************************************
|
|
|
|
|
//
|
|
|
|
|
// End Doxygen group.
|
|
|
|
|
//! @}
|
|
|
|
|
//
|
|
|
|
|
//*****************************************************************************
|
