mirror of
https://github.com/espressif/esp-idf.git
synced 2025-11-04 09:01:40 +01:00
50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
// Copyright 2015-2019 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.
|
|
|
|
#include "hal/i2c_hal.h"
|
|
|
|
void i2c_hal_master_handle_tx_event(i2c_hal_context_t *hal, i2c_intr_event_t *event)
|
|
{
|
|
if (i2c_ll_get_intsts_mask(hal->dev) != 0) {
|
|
// If intr status is 0, no need to handle it.
|
|
i2c_ll_master_get_event(hal->dev, event);
|
|
if ((*event < I2C_INTR_EVENT_END_DET) ||
|
|
(*event == I2C_INTR_EVENT_TRANS_DONE)) {
|
|
i2c_ll_master_disable_tx_it(hal->dev);
|
|
i2c_ll_master_clr_tx_it(hal->dev);
|
|
} else if (*event == I2C_INTR_EVENT_END_DET) {
|
|
i2c_ll_master_clr_tx_it(hal->dev);
|
|
}
|
|
}
|
|
}
|
|
|
|
void i2c_hal_master_handle_rx_event(i2c_hal_context_t *hal, i2c_intr_event_t *event)
|
|
{
|
|
if (i2c_ll_get_intsts_mask(hal->dev) != 0) {
|
|
i2c_ll_master_get_event(hal->dev, event);
|
|
if ((*event < I2C_INTR_EVENT_END_DET) ||
|
|
(*event == I2C_INTR_EVENT_TRANS_DONE)) {
|
|
i2c_ll_master_disable_rx_it(hal->dev);
|
|
i2c_ll_master_clr_rx_it(hal->dev);
|
|
} else if (*event == I2C_INTR_EVENT_END_DET) {
|
|
i2c_ll_master_clr_rx_it(hal->dev);
|
|
}
|
|
}
|
|
}
|
|
|
|
void i2c_hal_slave_handle_event(i2c_hal_context_t *hal, i2c_intr_event_t *event)
|
|
{
|
|
i2c_ll_slave_get_event(hal->dev, event);
|
|
}
|