one_lead_electrocardiograph/app/main.c

#include "zble_module.h"
#include "zdatachannel_service.h"
#include "znordic.h"
//

#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//
#include <math.h>

#include "app_scheduler.h"
#include "znordic.h"

#if defined(UART_PRESENT)
#include "nrf_uart.h"
#endif
#if defined(UARTE_PRESENT)
#include "nrf_uarte.h"
#endif

#if 0
int main() {
  one_conduction_main();
  return 0;
}
#else
#include "nrfx_timer.h"

ZDATACHANNEL_DEF(m_zhrs, 2 /*���ȼ�*/, 1 /*client num*/);   // ��������
static const nrfx_timer_t m_timer = NRFX_TIMER_INSTANCE(1); /**< Timer used for channel sweeps and tx with duty cycle. */

static void zdatachannel_data_handler(zdatachannel_evt_t* p_evt) {
  /**
   * @brief
   */
  if (p_evt->type == ZDATACHANNEL_EVT_RX_DATA) {
  }
}

static void on_service_init(void) {
  ZLOGI("init zdatachannel service");
  zdatachannel_init_t zdatachannle_init;
  memset(&zdatachannle_init, 0, sizeof(zdatachannle_init));
  zdatachannle_init.data_handler = zdatachannel_data_handler;
  ZERROR_CHECK(zdatachannel_init(&m_zhrs, &zdatachannle_init));
}

uint16_t adc_val_cache[5] = {0};
int      adc_val_index    = 0;

void sendpacket_to_pc() {
  uint8_t data[255];
  // adc_val_cache[0] = 1;
  // adc_val_cache[1] = 2;
  // adc_val_cache[2] = 3;
  // adc_val_cache[3] = 4;
  // adc_val_cache[4] = 5;

  for (int i = 0; i < adc_val_index; i++) {
    data[i * 6 + 0] = 0xA2;
    data[i * 6 + 1] = 0x2;
    data[i * 6 + 2] = adc_val_cache[i] & 0xff;
    data[i * 6 + 3] = adc_val_cache[i] >> 8 & 0xff;
    data[i * 6 + 4] = 0x2;
    data[i * 6 + 5] = 0xA2;
  }
  zdatachannel_data_send2(data, 6 * adc_val_index);
}

static void nrfx_timer_event_handler(nrf_timer_event_t event_type, void* p_context) {  //
  uint16_t val = SingleLeadECG_ecg_plod_get_ecg_val();                                 // 12bit
  /*******************************************************************************
   *                             ��ʾ���ݼ��㲢��ֵ                              *
   *******************************************************************************/
  adc_val_cache[adc_val_index] = val;
  adc_val_index++;
  if (adc_val_index >= 5) {
    if (zdatachannel_is_connected()) {
      sendpacket_to_pc();
    } else {
    }
    adc_val_index = 0;
  }

  static int  cnt;
  static bool state;
  cnt++;
  if (zdatachannel_is_connected()) {
    SingleLeadECG_led_green_set_state(1);
  } else {
    if (cnt % 500 == 0) {
      SingleLeadECG_led_green_set_state(state);
      state = !state;
    }
  }
}
int main() {  //
  APP_SCHED_INIT(APP_TIMER_SCHED_EVENT_DATA_SIZE, 20);

  znordic_init();
  NRF_LOG_INFO("compile time :%s", __TIME__);

  ztm_t                    tm;
  static zble_module_cfg_t cfg =  //
      {
          .deviceName      = "OneLeadTest",
          .on_service_init = on_service_init,
      };
  zble_module_init(&cfg);
  SingleLeadECG_adc_module_init();
  SingleLeadECG_led_init();
  SingleLeadECG_led_green_set_state(0);

  zble_module_start_adv();

  /*******************************************************************************
   *                                ��ʱ����ʼ��                                 *
   *******************************************************************************/
  /**
   * @brief ��ʼ����ʱ��
   */
  nrfx_err_t          err;
  nrfx_timer_config_t timer_cfg = {
      .frequency          = NRF_TIMER_FREQ_500kHz,
      .mode               = NRF_TIMER_MODE_TIMER,
      .bit_width          = NRF_TIMER_BIT_WIDTH_24,
      .p_context          = NULL,
      .interrupt_priority = NRFX_TIMER_DEFAULT_CONFIG_IRQ_PRIORITY,
  };

  err = nrfx_timer_init(&m_timer, &timer_cfg, nrfx_timer_event_handler);
  if (err != NRFX_SUCCESS) {
    NRF_LOG_ERROR("nrfx_timer_init failed with: %d\n", err);
  }
  uint32_t timer_ticks = nrfx_timer_ms_to_ticks(&m_timer, 5);  // 500HZ
  nrfx_timer_extended_compare(&m_timer, NRF_TIMER_CC_CHANNEL0, timer_ticks, NRF_TIMER_SHORT_COMPARE0_CLEAR_MASK, true);
  nrfx_timer_enable(&m_timer);
  znordic_loop();
}

#endif