/** * \file * \brief ATCA Hardware abstraction layer for SAMD21 timer/delay over ASF drivers. * * \copyright (c) 2015-2020 Microchip Technology Inc. and its subsidiaries. * * \page License * * Subject to your compliance with these terms, you may use Microchip software * and any derivatives exclusively with Microchip products. It is your * responsibility to comply with third party license terms applicable to your * use of third party software (including open source software) that may * accompany Microchip software. * * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, WHETHER * EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, INCLUDING ANY IMPLIED * WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, AND FITNESS FOR A * PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, * SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE * OF ANY KIND WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF * MICROCHIP HAS BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE * FORESEEABLE. TO THE FULLEST EXTENT ALLOWED BY LAW, MICROCHIP'S TOTAL * LIABILITY ON ALL CLAIMS IN ANY WAY RELATED TO THIS SOFTWARE WILL NOT EXCEED * THE AMOUNT OF FEES, IF ANY, THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR * THIS SOFTWARE. */ #include #include #include "atca_hal.h" /** \defgroup hal_ Hardware abstraction layer (hal_) * * \brief * These methods define the hardware abstraction layer for communicating with a CryptoAuth device * @{ */ /** \brief This function delays for a number of microseconds. * * \param[in] delay number of 0.001 milliseconds to delay */ void atca_delay_us(uint32_t delay) { // use ASF supplied delay delay_us(delay); } /** \brief This function delays for a number of tens of microseconds. * * \param[in] delay number of 0.01 milliseconds to delay */ void atca_delay_10us(uint32_t delay) { // use ASF supplied delay delay_us(delay * 10); } /** \brief This function delays for a number of milliseconds. * * You can override this function if you like to do * something else in your system while delaying. * \param[in] delay number of milliseconds to delay */ /* ASF already has delay_ms - see delay.h */ void atca_delay_ms(uint32_t delay) { // use ASF supplied delay delay_ms(delay); } /** @} */