conduction1_dynamic_electrocardiograph/app/src/board.c

#include "board.h"

#include "app_timer.h"
#include "nrf_gpio.h"
#include "sys.h"

/*******************************************************************************
 *                                 DEBUG_LIGHT                                 *
 *******************************************************************************/
APP_TIMER_DEF(m_debug_light_tmr);
static int32_t m_debug_light_io_index;
static void    debug_light_tmr_cb_handler(void* p_context) {
  static bool state = false;
  if (state) {
    nrf_gpio_pin_set(m_debug_light_io_index);
  } else {
    nrf_gpio_pin_clear(m_debug_light_io_index);
  }
  state = !state;
}

void debug_light_init(int io_index) {
  m_debug_light_io_index = io_index;

  nrf_gpio_cfg(m_debug_light_io_index,         //
               NRF_GPIO_PIN_DIR_OUTPUT,        //
               NRF_GPIO_PIN_INPUT_DISCONNECT,  //
               NRF_GPIO_PIN_PULLUP,            //
               NRF_GPIO_PIN_S0S1,              //
               NRF_GPIO_PIN_NOSENSE);

  ret_code_t err_code;
  err_code = app_timer_create(&m_debug_light_tmr, APP_TIMER_MODE_REPEATED, debug_light_tmr_cb_handler);
  APP_ERROR_CHECK(err_code);

  app_timer_start(m_debug_light_tmr, APP_TIMER_TICKS(100), NULL);
}
/*******************************************************************************
 *                              zbsp_enter_sleep                               *
 *******************************************************************************/
APP_TIMER_DEF(enter_sleep_mode_tmr);
static int32_t m_wakeup_io_index;
static bool    m_wakeup_io_mirror;
static void    enter_sleep_tmr_cb(void* p_context) {
  ZLOGI("enter sleep mode, wakeup io index: %d", m_wakeup_io_index);

  if (m_wakeup_io_mirror) {
    nrf_gpio_cfg_sense_input(m_wakeup_io_index, NRF_GPIO_PIN_PULLUP, NRF_GPIO_PIN_SENSE_LOW);
    nrf_gpio_cfg_sense_set(m_wakeup_io_index, NRF_GPIO_PIN_SENSE_LOW);
  } else {
    nrf_gpio_cfg_sense_input(m_wakeup_io_index, NRF_GPIO_PIN_PULLUP, NRF_GPIO_PIN_SENSE_HIGH);
    nrf_gpio_cfg_sense_set(m_wakeup_io_index, NRF_GPIO_PIN_SENSE_HIGH);
  }

  // Go to system-off mode (this function will not return; wakeup will cause a reset).
  ret_code_t err_code;
  err_code = sd_power_system_off();
  if(err_code != NRF_SUCCESS) {
    ZLOGE("sd_power_system_off err_code: %x", err_code);
  }
}
void zbsp_enter_sleep(int32_t after_ms, int32_t wakeup_io_index, bool mirror) {
  m_wakeup_io_index  = wakeup_io_index;
  m_wakeup_io_mirror = mirror;
  ret_code_t err_code;
  APP_ERROR_CHECK(app_timer_create(&enter_sleep_mode_tmr, APP_TIMER_MODE_SINGLE_SHOT, enter_sleep_tmr_cb));
  APP_ERROR_CHECK(app_timer_start(enter_sleep_mode_tmr, APP_TIMER_TICKS(after_ms), NULL));

  ZLOGI("enter sleep mode after %d ms", after_ms);
}

/*******************************************************************************
 *                            gpio_io_state_monitor                            *
 *******************************************************************************/
APP_TIMER_DEF(gpio_io_state_monitor_tmr);
static uint8_t* m_io_index;
static int32_t  m_nio;
static void     gpio_io_state_monitor_tmr_cb(void* p_context) {
  // ioindex:state ioindex:state ioindex:state
  if (m_nio == 1) {
    ZLOGI("iostate %d:%d ", m_io_index[0], nrf_gpio_pin_read(m_io_index[0]));
  } else if (m_nio == 2) {
    ZLOGI("iostate %d:%d %d:%d", m_io_index[0], nrf_gpio_pin_read(m_io_index[0]),  //
              m_io_index[1], nrf_gpio_pin_read(m_io_index[1]));
  } else if (m_nio >= 3) {
    ZLOGI("iostate %d:%d %d:%d %d:%d", m_io_index[0], nrf_gpio_pin_read(m_io_index[0]),  //
              m_io_index[1], nrf_gpio_pin_read(m_io_index[1]),                               //
              m_io_index[2], nrf_gpio_pin_read(m_io_index[2]));
  }
}

void zbsp_gpio_state_monitor_without_initio(int dumpstate_period, uint8_t* io_index, int32_t nio) {
  m_io_index = io_index;
  m_nio      = nio;
  APP_ERROR_CHECK(app_timer_create(&gpio_io_state_monitor_tmr, APP_TIMER_MODE_REPEATED, gpio_io_state_monitor_tmr_cb));
  APP_ERROR_CHECK(app_timer_start(gpio_io_state_monitor_tmr, APP_TIMER_TICKS(dumpstate_period), NULL));
}
void zbsp_gpio_state_monitor(int dumpstate_period, uint8_t* io_index, int32_t nio) {
  m_io_index = io_index;
  m_nio      = nio;
  for (int i = 0; i < nio; i++) {
    nrf_gpio_cfg_input(io_index[i], NRF_GPIO_PIN_PULLUP);
  }
  zbsp_gpio_state_monitor_without_initio(dumpstate_period, io_index, nio);
}

void board_init() {}