/**
* \file
*
* \brief SAM Serial Peripheral Interface Driver
*
* Copyright (c) 2012-2018 Microchip Technology Inc. and its subsidiaries.
*
* \asf_license_start
*
* \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.
*
* \asf_license_stop
*
*/
/*
* Support and FAQ: visit Microchip Support
*/
#ifndef SERCOM_H_INCLUDED
#define SERCOM_H_INCLUDED
#include
#include
#include
#include
#include "sercom_pinout.h"
#ifdef __cplusplus
extern "C" {
#endif
/* SERCOM modules should share same slow GCLK channel ID */
#define SERCOM_GCLK_ID SERCOM0_GCLK_ID_SLOW
#if (0x1ff >= REV_SERCOM)
# define FEATURE_SERCOM_SYNCBUSY_SCHEME_VERSION_1
#elif (0x400 >= REV_SERCOM)
# define FEATURE_SERCOM_SYNCBUSY_SCHEME_VERSION_2
#else
# error "Unknown SYNCBUSY scheme for this SERCOM revision"
#endif
/**
* \brief sercom asynchronous operation mode
*
* Select sercom asynchronous operation mode
*/
enum sercom_asynchronous_operation_mode {
SERCOM_ASYNC_OPERATION_MODE_ARITHMETIC = 0,
SERCOM_ASYNC_OPERATION_MODE_FRACTIONAL,
};
/**
* \brief sercom asynchronous samples per bit
*
* Select number of samples per bit
*/
enum sercom_asynchronous_sample_num {
SERCOM_ASYNC_SAMPLE_NUM_3 = 3,
SERCOM_ASYNC_SAMPLE_NUM_8 = 8,
SERCOM_ASYNC_SAMPLE_NUM_16 = 16,
};
enum status_code sercom_set_gclk_generator(
const enum gclk_generator generator_source,
const bool force_change);
enum status_code _sercom_get_sync_baud_val(
const uint32_t baudrate,
const uint32_t external_clock,
uint16_t *const baudval);
enum status_code _sercom_get_async_baud_val(
const uint32_t baudrate,
const uint32_t peripheral_clock,
uint16_t *const baudval,
enum sercom_asynchronous_operation_mode mode,
enum sercom_asynchronous_sample_num sample_num);
uint32_t _sercom_get_default_pad(
Sercom *const sercom_module,
const uint8_t pad);
uint8_t _sercom_get_sercom_inst_index(
Sercom *const sercom_instance);
#ifdef __cplusplus
}
#endif
#endif //__SERCOM_H_INCLUDED