add explorable second wire that is in silk

Author: Wenn0101

variants/LoRa_THING_PLUS_expLoRaBLE/variant.h

@@ -11,7 +11,7 @@
 #include "config/pins.h"
 
 #define VARIANT_SPI_INTFCS  2
-#define VARIANT_WIRE_INTFCS 1
+#define VARIANT_WIRE_INTFCS 2
 
 // SPI
 #define VARIANT_SPI_SDI     SPI_SDI
@@ -26,6 +26,8 @@
 // Wire
 #define VARIANT_Wire_SDA    I2C_SDA
 #define VARIANT_Wire_SCL    I2C_SCL
+#define VARIANT_Wire1_SDA 	I2C1_SDA
+#define VARIANT_Wire1_SCL 	I2C1_SCL
 
 // UART
 extern UART Serial1;