27 lines
678 B
C
27 lines
678 B
C
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2017-12-04 Haley the first version
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*/
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#ifndef __SMBUS_H_
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#define __SMBUS_H_
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#include <rtthread.h>
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/**
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* @brief External function definitions
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*
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*/
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int rt_hw_smbus_init(void);
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rt_uint8_t am_smbus_tx_then_tx(rt_uint8_t SlaveAddress, rt_uint8_t command, rt_uint8_t* pBuffer, rt_uint16_t bytesNumber);
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rt_uint8_t am_smbus_tx_then_rx(rt_uint8_t SlaveAddress, rt_uint8_t command, rt_uint8_t* pBuffer, rt_uint16_t bytesNumber);
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void am_smbus_scl_high(void);
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void am_smbus_scl_low(void);
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#endif // __SMBUS_H_
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