b8de35658f
* Put something on screen * Use the 32bit watch_date_time repr to pass from JS * Implement periodic callbacks * Clear display on enabling * Hook up watch_set_led_color() to SVG (green-only) * Make debug output full-width * Remove default Emscripten canvas * Implement sleep and button clicks * Fix time zone conversion bug in beats-time app * Clean up warnings * Fix pin levels * Set time zone to browser value (if available) * Add basic backup data saving * Silence format specifier warnings in both targets * Remove unnecessary, copied files * Use RTC pointer to clear callbacks (if available) * Use preprocessor define to avoid hardcoding MOVEMENT_NUM_FACES * Change each face to const preprocessor definition * Remove Intl.DateTimeFormat usage * Update shell.html title, header * Add touch start/end event handlers on SVG buttons * Update shell.html * Update folder structure (shared, simulator, hardware under watch-library) * Tease out shared components from watch_slcd * Clean up simulator watch_slcd.c inline JS calls * Fix missing newlines at end of file * Add simulator warnings (except format, unused-paremter) * Implement remaining watch_rtc functions * Fix button bug on mouse down then drag out * Implement remaining watch_slcd functions * Link keyboard events to buttons (for keys A, L, M) * Rewrite event handling (mouse, touch, keyboard) in C * Set explicit text UTF-8 charset in shell.html * Address PR comments * Remove unused directories from include paths
233 lines
7.1 KiB
C
233 lines
7.1 KiB
C
/**
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* \file
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*
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* \brief SPI related functionality declaration.
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*
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* Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.
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*
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* \asf_license_start
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*
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* \page License
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*
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* Subject to your compliance with these terms, you may use Microchip
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* software and any derivatives exclusively with Microchip products.
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* It is your responsibility to comply with third party license terms applicable
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* to your use of third party software (including open source software) that
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* may accompany Microchip software.
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*
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* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES,
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* WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE,
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* INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY,
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* AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE
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* LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL
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* LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE
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* SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE
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* POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT
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* ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY
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* RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
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* THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
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*
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* \asf_license_stop
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*
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*/
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#ifndef _HPL_SPI_S_SYNC_H_INCLUDED
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#define _HPL_SPI_S_SYNC_H_INCLUDED
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#include <hpl_spi_sync.h>
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/**
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* \addtogroup hpl_spi HPL SPI
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*
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*@{
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Uses common SPI sync device driver. */
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#define _spi_s_sync_dev _spi_sync_dev
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/**
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* \name HPL functions
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*/
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//@{
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/**
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* \brief Initialize SPI for access without interrupts
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* It will load default hardware configuration and software struct.
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* \param[in, out] dev Pointer to the SPI device instance.
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* \param[in] hw Pointer to the hardware base.
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* \return Operation status.
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* \retval ERR_INVALID_ARG Input parameter problem.
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* \retval ERR_BUSY SPI hardware not ready (resetting).
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* \retval ERR_DENIED SPI has been enabled.
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* \retval 0 Operation done successfully.
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*/
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int32_t _spi_s_sync_init(struct _spi_s_sync_dev *dev, void *const hw);
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/**
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* \brief Initialize SPI for access with interrupts
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* Disable, reset the hardware and the software struct.
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* \param[in, out] dev Pointer to the SPI device instance.
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* \return Operation status.
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* \retval 0 Operation done successfully.
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*/
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int32_t _spi_s_sync_deinit(struct _spi_s_sync_dev *dev);
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/**
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* \brief Enable SPI for access without interrupts
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* \param[in, out] dev Pointer to the SPI device instance.
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* \return Operation status.
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* \retval ERR_BUSY SPI hardware not ready (resetting).
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* \retval 0 Operation done successfully.
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*/
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int32_t _spi_s_sync_enable(struct _spi_s_sync_dev *dev);
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/**
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* \brief Disable SPI for access without interrupts
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* Disable SPI. Deactivate all CS pins if works as master.
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* \param[in, out] dev Pointer to the SPI device instance.
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* \return Operation status.
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* \retval 0 Operation done successfully.
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*/
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int32_t _spi_s_sync_disable(struct _spi_s_sync_dev *dev);
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/**
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* \brief Set SPI transfer mode
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* Set SPI transfer mode (\ref spi_transfer_mode),
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* which controls clock polarity and clock phase.
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* Mode 0: leading edge is rising edge, data sample on leading edge.
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* Mode 1: leading edge is rising edge, data sample on trailing edge.
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* Mode 2: leading edge is falling edge, data sample on leading edge.
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* Mode 3: leading edge is falling edge, data sample on trailing edge.
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* \param[in, out] dev Pointer to the SPI device instance.
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* \param[in] mode The SPI transfer mode.
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* \return Operation status.
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* \retval ERR_BUSY SPI is not ready to accept new setting.
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* \retval 0 Operation done successfully.
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*/
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int32_t _spi_s_sync_set_mode(struct _spi_s_sync_dev *dev, const enum spi_transfer_mode mode);
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/**
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* \brief Set SPI baudrate
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* \param[in, out] dev Pointer to the SPI device instance.
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* \param[in] char_size The character size, see \ref spi_char_size.
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* \return Operation status.
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* \retval ERR_INVALID_ARG The character size is not supported.
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* \retval ERR_BUSY SPI is not ready to accept new setting.
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* \retval 0 Operation done successfully.
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*/
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int32_t _spi_s_sync_set_char_size(struct _spi_s_sync_dev *dev, const enum spi_char_size char_size);
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/**
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* \brief Set SPI data order
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* \param[in, out] dev Pointer to the SPI device instance.
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* \param[in] dord SPI data order (LSB/MSB first).
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* \return Operation status.
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* \retval ERR_INVALID_ARG The character size is not supported.
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* \retval ERR_BUSY SPI is not ready to accept new setting.
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* \retval 0 Operation done successfully.
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*/
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int32_t _spi_s_sync_set_data_order(struct _spi_s_sync_dev *dev, const enum spi_data_order dord);
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/**
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* \brief Enable interrupt on character output
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*
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* Enable interrupt when a new character can be written
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* to the SPI device.
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*
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* \param[in] dev Pointer to the SPI device instance
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* \param[in] state true = enable output interrupt
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* false = disable output interrupt
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*
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* \return Status code
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* \retval 0 Ok status
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*/
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int32_t _spi_s_sync_enable_tx(struct _spi_s_sync_dev *dev, bool state);
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/**
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* \brief Enable interrupt on character input
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*
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* Enable interrupt when a new character is ready to be
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* read from the SPI device.
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*
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* \param[in] dev Pointer to the SPI device instance
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* \param[in] state true = enable input interrupts
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* false = disable input interrupt
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*
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* \return Status code
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* \retval 0 OK Status
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*/
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int32_t _spi_s_sync_enable_rx(struct _spi_s_sync_dev *dev, bool state);
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/**
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* \brief Read one character to SPI device instance
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* \param[in, out] dev Pointer to the SPI device instance.
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*
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* \return Character read from SPI module
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*/
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uint16_t _spi_s_sync_read_one(struct _spi_s_sync_dev *dev);
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/**
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* \brief Write one character to assigned buffer
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* \param[in, out] dev Pointer to the SPI device instance.
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* \param[in] data
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*
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* \return Status code of write operation
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* \retval 0 Write operation OK
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*/
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int32_t _spi_s_sync_write_one(struct _spi_s_sync_dev *dev, uint16_t data);
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/**
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* \brief Check if TX ready
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*
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* \param[in] dev Pointer to the SPI device instance
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*
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* \return TX ready state
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* \retval true TX ready
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* \retval false TX not ready
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*/
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bool _spi_s_sync_is_tx_ready(struct _spi_s_sync_dev *dev);
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/**
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* \brief Check if RX character ready
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*
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* \param[in] dev Pointer to the SPI device instance
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*
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* \return RX character ready state
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* \retval true RX character ready
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* \retval false RX character not ready
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*/
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bool _spi_s_sync_is_rx_ready(struct _spi_s_sync_dev *dev);
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/**
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* \brief Check if SS deactiviation detected
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*
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* \param[in] dev Pointer to the SPI device instance
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*
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* \return SS deactiviation state
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* \retval true SS deactiviation detected
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* \retval false SS deactiviation not detected
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*/
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bool _spi_s_sync_is_ss_deactivated(struct _spi_s_sync_dev *dev);
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/**
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* \brief Check if error is detected
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*
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* \param[in] dev Pointer to the SPI device instance
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*
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* \return Error detection state
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* \retval true Error detected
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* \retval false Error not detected
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*/
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bool _spi_s_sync_is_error(struct _spi_s_sync_dev *dev);
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//@}
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#ifdef __cplusplus
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}
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#endif
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/**@}*/
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#endif /* ifndef _HPL_SPI_S_SYNC_H_INCLUDED */
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