Diff: main.cpp

Revision:

16:8621076e799a

Parent:

14:f715c13eb84f

--- a/main.cpp	Tue Mar 22 08:33:06 2016 +0000
+++ b/main.cpp	Thu Apr 14 07:29:42 2016 +0000
@@ -17,9 +17,58 @@
 #include "mbed.h"
 #include "ble/BLE.h"
 #include "ble/services/HeartRateService.h"
+#include "x_nucleo_iks01a1.h"
+
+Serial pc(SERIAL_TX, SERIAL_RX);
 
 DigitalOut led1(LED1, 1);
 
+/* Instantiate the expansion board */
+static X_NUCLEO_IKS01A1 *mems_expansion_board = X_NUCLEO_IKS01A1::Instance(D14, D15);
+
+/* Retrieve the composing elements of the expansion board */
+static GyroSensor *gyroscope = mems_expansion_board->GetGyroscope();
+static MotionSensor *accelerometer = mems_expansion_board->GetAccelerometer();
+static MagneticSensor *magnetometer = mems_expansion_board->magnetometer;
+static HumiditySensor *humidity_sensor = mems_expansion_board->ht_sensor;
+static PressureSensor *pressure_sensor = mems_expansion_board->pt_sensor;
+static TempSensor *temp_sensor1 = mems_expansion_board->ht_sensor;
+static TempSensor *temp_sensor2 = mems_expansion_board->pt_sensor;
+
+/* Helper function for printing floats & doubles */
+static char *printDouble(char* str, double v, int decimalDigits=2)
+{
+  int i = 1;
+  int intPart, fractPart;
+  int len;
+  char *ptr;
+
+  /* prepare decimal digits multiplicator */
+  for (;decimalDigits!=0; i*=10, decimalDigits--);
+
+  /* calculate integer & fractinal parts */
+  intPart = (int)v;
+  fractPart = (int)((v-(double)(int)v)*i);
+
+  /* fill in integer part */
+  sprintf(str, "%i.", intPart);
+
+  /* prepare fill in of fractional part */
+  len = strlen(str);
+  ptr = &str[len];
+
+  /* fill in leading fractional zeros */
+  for (i/=10;i>1; i/=10, ptr++) {
+    if(fractPart >= i) break;
+    *ptr = '0';
+  }
+
+  /* fill in (rest of) fractional part */
+  sprintf(ptr, "%i", fractPart);
+
+  return str;
+}
+
 const static char     DEVICE_NAME[]        = "HRM1";
 static const uint16_t uuid16_list[]        = {GattService::UUID_HEART_RATE_SERVICE};
 
@@ -51,21 +100,28 @@
     BLE&        ble   = params->ble;
     ble_error_t error = params->error;
 
+  uint8_t id;
+  float value1, value2;
+  char buffer1[32], buffer2[32];
+  int32_t axes[3];
+
+    
+    pc.printf("1\n");
     if (error != BLE_ERROR_NONE) {
         onBleInitError(ble, error);
         return;
     }
-
+    pc.printf("2\n");
     if (ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
         return;
     }
-
+    pc.printf("3\n");
     ble.gap().onDisconnection(disconnectionCallback);
 
     /* Setup primary service. */
     uint8_t hrmCounter = 100; // init HRM to 100bps
     HeartRateService hrService(ble, hrmCounter, HeartRateService::LOCATION_FINGER);
-
+    pc.printf("4\n");
     /* Setup advertising. */
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
@@ -74,10 +130,23 @@
     ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
     ble.gap().setAdvertisingInterval(1000); /* 1000ms */
     ble.gap().startAdvertising();
-
+    pc.printf("5\n");
+    
+  humidity_sensor->ReadID(&id);
+  pc.printf("HTS221  humidity & temperature    = 0x%X\r\n", id);
+  pressure_sensor->ReadID(&id);
+  pc.printf("LPS25H  pressure & temperature    = 0x%X\r\n", id);
+  magnetometer->ReadID(&id);
+  pc.printf("LIS3MDL magnetometer              = 0x%X\r\n", id);
+  gyroscope->ReadID(&id);
+  pc.printf("LSM6DS0 accelerometer & gyroscope = 0x%X\r\n", id);
+  
+  wait(3);
+      
     // infinite loop
     while (true) {
         // check for trigger from periodicCallback()
+    //pc.printf("6\n");        
         if (triggerSensorPolling && ble.getGapState().connected) {
             triggerSensorPolling = false;
 
@@ -92,6 +161,26 @@
 
             // update bps
             hrService.updateHeartRate(hrmCounter);
+
+    temp_sensor1->GetTemperature(&value1);
+    humidity_sensor->GetHumidity(&value2);
+    pc.printf("HTS221: [temp] %7s°C,   [hum] %s%%\r\n", printDouble(buffer1, value1), printDouble(buffer2, value2));
+    
+    temp_sensor2->GetFahrenheit(&value1);
+    pressure_sensor->GetPressure(&value2);
+    pc.printf("LPS25H: [temp] %7s°F, [press] %smbar\r\n", printDouble(buffer1, value1), printDouble(buffer2, value2));
+
+    pc.printf("---\r\n");
+
+    magnetometer->Get_M_Axes(axes);
+    pc.printf("LIS3MDL [mag/mgauss]:  %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]);
+
+    accelerometer->Get_X_Axes(axes);
+    pc.printf("LSM6DS0 [acc/mg]:      %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]);
+
+    gyroscope->Get_G_Axes(axes);
+    pc.printf("LSM6DS0 [gyro/mdps]:   %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]);
+            
         } else {
             ble.waitForEvent(); // low power wait for event
         }
@@ -100,9 +189,10 @@
 
 int main(void)
 {
+    
     Ticker ticker;
+    pc.printf("Hello World !\n");        
     ticker.attach(periodicCallback, 1); // blink LED every second
 
     BLE::Instance().init(bleInitComplete);
 }
-