mirror of
https://gitee.com/Lyon1998/pikapython.git
synced 2025-01-22 17:12:55 +08:00
82 lines
3.2 KiB
C
82 lines
3.2 KiB
C
|
/**
|
||
|
|
* \file SpiIf.c
|
||
|
|
* \brief SPI interface
|
||
|
|
*
|
||
|
|
* \copyright Copyright (c) 2013 Infineon Technologies AG. All rights reserved.
|
||
|
|
*
|
||
|
|
* $Date: 2014-02-27 20:08:21 GMT$
|
||
|
|
*
|
||
|
|
* IMPORTANT NOTICE
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Use of this file is subject to the terms of use agreed between (i) you or
|
||
|
|
* the company in which ordinary course of business you are acting and (ii)
|
||
|
|
* Infineon Technologies AG or its licensees. If and as long as no such
|
||
|
|
* terms of use are agreed, use of this file is subject to following:
|
||
|
|
|
||
|
|
|
||
|
|
* Boost Software License - Version 1.0 - August 17th, 2003
|
||
|
|
|
||
|
|
* Permission is hereby granted, free of charge, to any person or
|
||
|
|
* organization obtaining a copy of the software and accompanying
|
||
|
|
* documentation covered by this license (the "Software") to use, reproduce,
|
||
|
|
* display, distribute, execute, and transmit the Software, and to prepare
|
||
|
|
* derivative works of the Software, and to permit third-parties to whom the
|
||
|
|
* Software is furnished to do so, all subject to the following:
|
||
|
|
|
||
|
|
* The copyright notices in the Software and this entire statement, including
|
||
|
|
* the above license grant, this restriction and the following disclaimer, must
|
||
|
|
* be included in all copies of the Software, in whole or in part, and all
|
||
|
|
* derivative works of the Software, unless such copies or derivative works are
|
||
|
|
* solely in the form of machine-executable object code generated by a source
|
||
|
|
* language processor.
|
||
|
|
|
||
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
* FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||
|
|
* SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||
|
|
* FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||
|
|
* DEALINGS IN THE SOFTWARE.
|
||
|
|
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "SpiIf.h"
|
||
|
|
|
||
|
|
void SpiIf_initConfig(SpiIf_Config *config)
|
||
|
|
{
|
||
|
|
config->mode = SpiIf_Mode_master;
|
||
|
|
config->rxPriority = 0;
|
||
|
|
config->txPriority = 0;
|
||
|
|
config->erPriority = 0;
|
||
|
|
config->isrProvider = IfxSrc_Tos_cpu0;
|
||
|
|
config->bufferSize = 0;
|
||
|
|
config->buffer = NULL_PTR;
|
||
|
|
config->maximumBaudrate = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void SpiIf_initChannelConfig(SpiIf_ChConfig *config, SpiIf *driver)
|
||
|
|
{
|
||
|
|
config->driver = driver;
|
||
|
|
config->baudrate = 0;
|
||
|
|
config->mode.enabled = 1;
|
||
|
|
config->mode.autoCS = 1;
|
||
|
|
config->mode.loopback = 0;
|
||
|
|
config->mode.clockPolarity = SpiIf_ClockPolarity_idleLow;
|
||
|
|
config->mode.shiftClock = SpiIf_ShiftClock_shiftTransmitDataOnLeadingEdge;
|
||
|
|
config->mode.dataHeading = SpiIf_DataHeading_msbFirst;
|
||
|
|
config->mode.dataWidth = 8;
|
||
|
|
config->mode.csActiveLevel = Ifx_ActiveState_low;
|
||
|
|
config->mode.csLeadDelay = SpiIf_SlsoTiming_0;
|
||
|
|
config->mode.csTrailDelay = SpiIf_SlsoTiming_0;
|
||
|
|
config->mode.csInactiveDelay = SpiIf_SlsoTiming_0;
|
||
|
|
config->mode.parityCheck = 0;
|
||
|
|
config->mode.parityMode = Ifx_ParityMode_even;
|
||
|
|
config->errorChecks.baudrate = 0;
|
||
|
|
config->errorChecks.phase = 0;
|
||
|
|
config->errorChecks.receive = 0;
|
||
|
|
config->errorChecks.transmit = 0;
|
||
|
|
}
|