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This commit is contained in:
me-no-dev
2016-10-06 14:21:30 +03:00
committed by Ivan Grokhotkov
parent 668acc2c08
commit 5f3a205955
657 changed files with 170176 additions and 0 deletions
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cores/esp32/esp32-hal-i2c.h Normal file
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// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef _ESP32_HAL_I2C_H_
#define _ESP32_HAL_I2C_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "esp32-hal.h"
#include "soc/i2c_struct.h"
typedef struct {
i2c_dev_t * dev;
uint8_t num;
} i2c_t;
i2c_t * i2cInit(uint8_t i2c_num, uint16_t slave_addr, bool addr_10bit_en);
void i2cSetFrequency(i2c_t * i2c, uint32_t clk_speed);
uint32_t i2cGetFrequency(i2c_t * i2c);
void i2cResetFiFo(i2c_t * i2c);
void i2cAttachSCL(i2c_t * i2c, int8_t scl);
void i2cDetachSCL(i2c_t * i2c, int8_t scl);
void i2cAttachSDA(i2c_t * i2c, int8_t sda);
void i2cDetachSDA(i2c_t * i2c, int8_t sda);
int i2cWrite(i2c_t * i2c, uint16_t address, bool addr_10bit, uint8_t * data, uint8_t len, bool sendStop);
int i2cRead(i2c_t * i2c, uint16_t address, bool addr_10bit, uint8_t * data, uint8_t len, bool sendStop);
#ifdef __cplusplus
}
#endif
#endif /* _ESP32_HAL_I2C_H_ */