esp32-hal-i2c-slave.h

// Copyright 2015-2021 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.

#pragma once

#include"soc/soc_caps.h"
#ifSOC_I2C_SUPPORT_SLAVE

#ifdef__cplusplus
extern"C" {
#endif

#include"stdint.h"
#include"stddef.h"
#include"esp_err.h"

typedefvoid (*i2c_slave_request_cb_t)(uint8_tnum, void*arg);
typedefvoid (*i2c_slave_receive_cb_t)(uint8_tnum, uint8_t*data, size_tlen, boolstop, void*arg);
esp_err_ti2cSlaveAttachCallbacks(uint8_tnum, i2c_slave_request_cb_trequest_callback, i2c_slave_receive_cb_treceive_callback, void*arg);

esp_err_ti2cSlaveInit(uint8_tnum, intsda, intscl, uint16_tslaveID, uint32_tfrequency, size_trx_len, size_ttx_len);
esp_err_ti2cSlaveDeinit(uint8_tnum);
size_ti2cSlaveWrite(uint8_tnum, constuint8_t*buf, uint32_tlen, uint32_ttimeout_ms);

#ifdef__cplusplus
}
#endif

#endif/* SOC_I2C_SUPPORT_SLAVE */