/*
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* Copyright (c) 2019-2023 Beijing Hanwei Innovation Technology Ltd. Co. and
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* its subsidiaries and affiliates (collectly called MKSEMI).
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into an MKSEMI
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* integrated circuit in a product or a software update for such product,
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* must reproduce the above copyright notice, this list of conditions and
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* the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of MKSEMI nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* MKSEMI integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be
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* reverse engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY MKSEMI "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL MKSEMI OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "mk_uart.h"
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#include "mk_trace.h"
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#include "mk_reset.h"
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#include "mk_calib.h"
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#include "mk_wdt.h"
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#include "mk_misc.h"
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#include "mk_power.h"
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#include "mk_flash.h"
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#include "libc_rom.h"
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#include "board.h"
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/*
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* button 1 is the wakeup source
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*/
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static void button_debounce_timeout_handler(void *id, uint32_t count)
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{
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LOG_INFO(TRACE_MODULE_APP, "Debounce timer stop\r\n");
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power_mode_clear(POWER_UNIT_TIMER);
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if (gpio_pin_get_val(BOARD_SW_1))
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{
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return;
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}
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board_led_on(BOARD_LED_2);
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delay_us(100000);
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board_led_off(BOARD_LED_2);
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}
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static void button_press_handler(enum IO_PIN_T pin)
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{
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if (pin == BOARD_SW_1)
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{
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// start a 10ms timer
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mac_timer_open(button_debounce_timeout_handler);
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mac_timer_start(__MS_TO_TICKS(10));
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LOG_INFO(TRACE_MODULE_APP, "Debounce timer start\r\n");
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power_mode_request(POWER_UNIT_TIMER, POWER_MODE_SLEEP);
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}
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}
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int main(void)
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{
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board_clock_run();
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board_pins_config();
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board_debug_console_open(TRACE_PORT_UART0);
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// Reset reason
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reset_cause_get();
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reset_cause_clear();
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// Chip calibration
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calib_chip();
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// Disable watchdog timer
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wdt_close(WDT_ID0);
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flash_close(FLASH_ID0);
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LOG_INFO(TRACE_MODULE_APP, "Sleep example\r\n");
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gpio_open();
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board_led_init();
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board_button_init(button_press_handler);
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board_configure();
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// for debounce detection
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mac_timer_open(button_debounce_timeout_handler);
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power_init();
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power_mode_request(POWER_UNIT_APP, POWER_MODE_DEEP_POWER_DOWN);
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while (1)
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{
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power_manage();
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}
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}
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