Merge pull request #1 from 9Volts9er/multipleSensor

Multiple sensor

examples/DualSensor/DualSensor.ino

@@ -0,0 +1,63 @@
+#include <Wire.h>
+#include <Tlv493d.h>
+
+#define POWER_PIN1 LED2 //Sensor 1 VDD is connected to POWER_PIN1
+#define POWER_PIN2 LED1 //Sensor 2 VDD is connected to POWER_PIN2
+
+// Tlv493d Opject
+Tlv493d Tlv493d_Sensor1 = Tlv493d();  //Sensor 1 shall have I²C address 1
+Tlv493d Tlv493d_Sensor2 = Tlv493d();  //Sensor 2 shall have I²C address 2
+
+void setup() {
+  Serial.begin(9600);
+  while(!Serial);
+
+  //Switch off both sensors
+  pinMode(POWER_PIN1, OUTPUT);
+  pinMode(POWER_PIN2, OUTPUT);
+  digitalWrite(POWER_PIN1, LOW);
+  digitalWrite(POWER_PIN2, LOW);
+  delay(500);
+
+  //Power up and configure sensor 2
+  digitalWrite(POWER_PIN2, HIGH);
+  delay(50);
+  //Configure sensor 2 to address 2 at first, so it will not respond when later address 1 is configured.
+  Tlv493d_Sensor2.begin(Wire, TLV493D_ADDRESS2, true);  
+
+  //power up and configure sensor 1
+  digitalWrite(POWER_PIN1, HIGH);
+  delay(50);
+  //Configure sensor 1 to address 1. 
+  //IMPORTANT: Don't perform an I²C sensor reset (last bool argument) as this would also reset sensor 2
+  //           -> Then sensor 2 would again respond to address 1, what we need to avoid.
+  Tlv493d_Sensor1.begin(Wire, TLV493D_ADDRESS1, false); 
+
+}
+
+void loop() {
+  //Read both sensors
+  Tlv493d_Sensor1.updateData();
+  Tlv493d_Sensor2.updateData();
+
+  //Output sensor 1 data
+  Serial.println("Sensor 1:");
+  Serial.print("X = ");
+  Serial.print(Tlv493d_Sensor1.getX());
+  Serial.print(" mT; Y = ");
+  Serial.print(Tlv493d_Sensor1.getY());
+  Serial.print(" mT; Z = ");
+  Serial.print(Tlv493d_Sensor1.getZ());
+  Serial.println(" mT");
+  //Output sensor 2 data
+  Serial.println("Sensor 2:");
+  Serial.print("X = ");
+  Serial.print(Tlv493d_Sensor2.getX());
+  Serial.print(" mT; Y = ");
+  Serial.print(Tlv493d_Sensor2.getY());
+  Serial.print(" mT; Z = ");
+  Serial.print(Tlv493d_Sensor2.getZ());
+  Serial.println(" mT");
+  Serial.println();
+  delay(500);
+}