kopia lustrzana https://github.com/espressif/esp-idf
46 wiersze
1.3 KiB
C
46 wiersze
1.3 KiB
C
|
|
// Copyright 2020 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/brownout_hal.h"
|
|
#include "soc/rtc_cntl_struct.h"
|
|
#include "soc/rtc_cntl_reg.h"
|
|
#include "i2c_rtc_clk.h"
|
|
#include "i2c_brownout.h"
|
|
|
|
|
|
void brownout_hal_config(const brownout_hal_config_t *cfg)
|
|
{
|
|
I2C_WRITEREG_MASK_RTC(I2C_BOD, I2C_BOD_THRESHOLD, cfg->threshold);
|
|
typeof(RTCCNTL.brown_out) brown_out_reg = {
|
|
.int_wait = 0x002,
|
|
.close_flash_ena = cfg->flash_power_down,
|
|
.pd_rf_ena = cfg->rf_power_down,
|
|
.rst_wait = 0x3ff,
|
|
.rst_ena = cfg->reset_enabled,
|
|
.ena = cfg->enabled,
|
|
};
|
|
RTCCNTL.brown_out = brown_out_reg;
|
|
}
|
|
|
|
void brownout_hal_intr_enable(bool enable)
|
|
{
|
|
RTCCNTL.int_ena.rtc_brown_out = enable;
|
|
}
|
|
|
|
void brownout_hal_intr_clear(void)
|
|
{
|
|
RTCCNTL.int_clr.rtc_brown_out = 1;
|
|
}
|