53 lines
2.0 KiB
C
Executable File
53 lines
2.0 KiB
C
Executable File
/*****************************************************************************
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* | File : luckfox_i2c.h
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* | Author : luckfox team
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* | Function : i2c
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* | Info :
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*----------------
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* | This version: V1.0
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* | Date : 2023-08-01
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* | Info : Basic version
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*
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documnetation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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#
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******************************************************************************/
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#ifndef __LUCKFOX_I2C_H__
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#define __LUCKFOX_I2C_H__
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <signal.h> //signal()
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <linux/i2c.h>
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#include <linux/i2c-dev.h>
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int luckfox_i2c_init(char *dev);
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int luckfox_i2c_deinit(int fd);
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int luckfox_i2c_i2cdetect(int fd, uint8_t addr);
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int luckfox_i2c_write(int fd, uint8_t addr, uint8_t reg, uint8_t val);
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int luckfox_i2c_read(int fd, uint8_t addr, uint8_t reg, uint8_t *val);
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#endif //__LUCKFOX_I2C_H__
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