added USB defines for t-display

Author: PBrunot

Diff for: variants/lilygo_t_display/pins_arduino.h.txt

@@ -3,6 +3,11 @@
 
 #include <stdint.h>
 
+#define USB_VID 0x1A86
+#define USB_PID 0x55D4
+#define USB_MANUFACTURER "Lilygo"
+#define USB_PRODUCT "T-Display"
+
 #define EXTERNAL_NUM_INTERRUPTS 16
 #define NUM_DIGITAL_PINS        40
 #define NUM_ANALOG_INPUTS       16