Modified I2C define conditions in order to allow further implementation

Author: noah-jonathan rosa

examples/X_NUCLEO_GNSS1A1_HelloWorld_I2C/X_NUCLEO_GNSS1A1_HelloWorld_I2C.ino

@@ -58,24 +58,24 @@ int waitType = 0;
 #define waitForRequest 0
 #define waitForAnswer 1
 
-TwoWire *devI2C;
+#ifdef ARDUINO_SAM_DUE
+#define DEV_I2C Wire1
+#endif
 
+#ifdef ARDUINO_ARCH_STM32
+#define DEV_I2C Wire
+#endif
 
 
 void setup()
 {
    //Initialize serial port for user communication
-#ifdef ARDUINO_SAM_DUE
-   devI2C = &Wire1;
-#else
-   devI2C = &Wire;
-#endif
    Serial.begin(115200);
    Serial.println("Setup begin");
    //Initialize the i2c communication
-   devI2C->begin();
+   DEV_I2C.begin();
    //Create the device object passing to it the i2c interface
-   gps = new TeseoLIV3F(devI2C, 7, 13);
+   gps = new TeseoLIV3F(&DEV_I2C, 7, 13);
    //Initialize the device
    gps->init();
    Serial.println("Setup end");