119 lines
3.8 KiB
C
119 lines
3.8 KiB
C
/**
|
|
*
|
|
* \file
|
|
*
|
|
* \brief This module contains NMC1000 UART protocol bus APIs implementation.
|
|
*
|
|
* Copyright (c) 2015 Atmel Corporation. All rights reserved.
|
|
*
|
|
* \asf_license_start
|
|
*
|
|
* \page License
|
|
*
|
|
* 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. The name of Atmel may not be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
|
|
* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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.
|
|
*
|
|
* \asf_license_stop
|
|
*
|
|
*/
|
|
|
|
#ifndef _NMUART_H_
|
|
#define _NMUART_H_
|
|
|
|
#include "common/include/nm_common.h"
|
|
|
|
/*
|
|
* @fn nm_uart_sync_cmd
|
|
* @brief Check COM Port
|
|
* @return ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure
|
|
*/
|
|
sint8 nm_uart_sync_cmd(void);
|
|
/**
|
|
* @fn nm_uart_read_reg
|
|
* @brief Read register
|
|
* @param [in] u32Addr
|
|
* Register address
|
|
* @return Register value
|
|
*/
|
|
uint32 nm_uart_read_reg(uint32 u32Addr);
|
|
|
|
/**
|
|
* @fn nm_uart_read_reg_with_ret
|
|
* @brief Read register with error code return
|
|
* @param [in] u32Addr
|
|
* Register address
|
|
* @param [out] pu32RetVal
|
|
* Pointer to u32 variable used to return the read value
|
|
* @return ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure
|
|
*/
|
|
sint8 nm_uart_read_reg_with_ret(uint32 u32Addr, uint32 *pu32RetVal);
|
|
|
|
/**
|
|
* @fn nm_uart_write_reg
|
|
* @brief write register
|
|
* @param [in] u32Addr
|
|
* Register address
|
|
* @param [in] u32Val
|
|
* Value to be written to the register
|
|
* @return ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure
|
|
*/
|
|
sint8 nm_uart_write_reg(uint32 u32Addr, uint32 u32Val);
|
|
|
|
/**
|
|
* @fn nm_uart_read_block
|
|
* @brief Read block of data
|
|
* @param [in] u32Addr
|
|
* Start address
|
|
* @param [out] puBuf
|
|
* Pointer to a buffer used to return the read data
|
|
* @param [in] u16Sz
|
|
* Number of bytes to read. The buffer size must be >= u16Sz
|
|
* @return ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure
|
|
*/
|
|
sint8 nm_uart_read_block(uint32 u32Addr, uint8 *puBuf, uint16 u16Sz);
|
|
|
|
/**
|
|
* @fn nm_uart_write_block
|
|
* @brief Write block of data
|
|
* @param [in] u32Addr
|
|
* Start address
|
|
* @param [in] puBuf
|
|
* Pointer to the buffer holding the data to be written
|
|
* @param [in] u16Sz
|
|
* Number of bytes to write. The buffer size must be >= u16Sz
|
|
* @return ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure
|
|
*/
|
|
sint8 nm_uart_write_block(uint32 u32Addr, uint8 *puBuf, uint16 u16Sz);
|
|
|
|
/**
|
|
* @fn nm_uart_reconfigure
|
|
* @brief Reconfigures the UART interface
|
|
* @param [in] ptr
|
|
* Pointer to a DWORD containing baudrate at this moment.
|
|
* @return ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure
|
|
*/
|
|
sint8 nm_uart_reconfigure(void *ptr);
|
|
#endif /* _NMI2C_H_ */
|