Refactor the main() of DualVirtualSerial demo

Author: cy023

Makefile

@@ -17,8 +17,10 @@ BOARD        =
 F_CPU        = 16000000
 F_USB        = $(F_CPU)
 OPTIMIZATION = s
-TARGET       = DualVirtualSerial
-SRC          = app/$(TARGET).c app/Descriptors.c $(LUFA_SRC_USB) $(LUFA_SRC_USBCLASS)
+TARGET       = main
+SRC          = app/$(TARGET).c app/Descriptors.c app/DualVirtualSerial.c
+SRC         += app/driver/auxmcu_io.c app/driver/commuch.c app/driver/interrupt.c
+SRC         += $(LUFA_SRC_USB) $(LUFA_SRC_USBCLASS)
 LUFA_PATH    = lib/LUFA
 CC_FLAGS     = -DUSE_LUFA_CONFIG_HEADER -Iconfig/
 LD_FLAGS     =