Fix sending orientation by timer.

project/ble.c

@@ -125,7 +125,6 @@
 APP_TIMER_DEF(send_orientation_timer_id);
 
 extern uint32_t orientation;
-uint32_t previous_orientation;
 
 NRF_BLE_GATT_DEF(m_gatt);                                                       /**< GATT module instance. */
 NRF_BLE_QWR_DEF(m_qwr);                                                         /**< Context for the Queued Write module.*/
@@ -139,6 +138,8 @@ BLE_BAS_DEF(m_bas); // Macro for defining a ble_bas instance
 // Flag to keep track of when an indication confirmation is pending
 bool m_hts_meas_ind_conf_pending = false;
 
+bool hts_indication_set = false;
+
 // Function declarations
 void on_hts_evt(ble_hts_t * p_hts, ble_hts_evt_t * p_evt);
 void temperature_measurement_send(void);
@@ -190,6 +191,7 @@ void on_hts_evt(ble_hts_t * p_hts, ble_hts_evt_t * p_evt) {
     case BLE_HTS_EVT_INDICATION_ENABLED:
         // Indication has been enabled, send a single temperature measurement
         temperature_measurement_send();
+        hts_indication_set = true;
         break;
     case BLE_HTS_EVT_INDICATION_CONFIRMED:
         m_hts_meas_ind_conf_pending = false;
@@ -262,8 +264,10 @@ void pm_evt_handler(pm_evt_t const * p_evt) {
  * @brief Handler for timer events.
  */
 void send_orientation_timer(void* p_context) {
+    if(hts_indication_set){
       temperature_measurement_send();
     }
+}
 
 /**@brief Function for the Timer initialization.
  *
@@ -663,13 +667,7 @@ void bsp_event_handler(bsp_event_t event) {
                     APP_ERROR_CHECK(err_code);
                 }
             }
-            break; // BSP_EVENT_KEY_0
-        case BSP_EVENT_KEY_0:
-            if (m_conn_handle != BLE_CONN_HANDLE_INVALID) {
-                temperature_measurement_send();
-            }
             break;
-
         default:
             break;
     }