69
libraries/HAL_Drivers/drv_soft_i2c.h
Normal file
69
libraries/HAL_Drivers/drv_soft_i2c.h
Normal file
@@ -0,0 +1,69 @@
|
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/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
|
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*
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
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||||
* 2018-11-08 balanceTWK first version
|
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*/
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||||
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#ifndef __DRV_I2C__
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#define __DRV_I2C__
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#include <rtthread.h>
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#include <rthw.h>
|
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#include <rtdevice.h>
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|
||||
/* stm32 config class */
|
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struct stm32_soft_i2c_config
|
||||
{
|
||||
rt_uint8_t scl;
|
||||
rt_uint8_t sda;
|
||||
const char *bus_name;
|
||||
};
|
||||
/* stm32 i2c dirver class */
|
||||
struct stm32_i2c
|
||||
{
|
||||
struct rt_i2c_bit_ops ops;
|
||||
struct rt_i2c_bus_device i2c2_bus;
|
||||
};
|
||||
|
||||
#ifdef BSP_USING_I2C1
|
||||
#define I2C1_BUS_CONFIG \
|
||||
{ \
|
||||
.scl = BSP_I2C1_SCL_PIN, \
|
||||
.sda = BSP_I2C1_SDA_PIN, \
|
||||
.bus_name = "i2c1", \
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef BSP_USING_I2C2
|
||||
#define I2C2_BUS_CONFIG \
|
||||
{ \
|
||||
.scl = BSP_I2C2_SCL_PIN, \
|
||||
.sda = BSP_I2C2_SDA_PIN, \
|
||||
.bus_name = "i2c2", \
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef BSP_USING_I2C3
|
||||
#define I2C3_BUS_CONFIG \
|
||||
{ \
|
||||
.scl = BSP_I2C3_SCL_PIN, \
|
||||
.sda = BSP_I2C3_SDA_PIN, \
|
||||
.bus_name = "i2c3", \
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef BSP_USING_I2C4
|
||||
#define I2C4_BUS_CONFIG \
|
||||
{ \
|
||||
.scl = BSP_I2C4_SCL_PIN, \
|
||||
.sda = BSP_I2C4_SDA_PIN, \
|
||||
.bus_name = "i2c4", \
|
||||
}
|
||||
#endif
|
||||
int rt_hw_i2c_init(void);
|
||||
|
||||
#endif
|
Reference in New Issue
Block a user