- timer0.o timer1.o timer2.o serial.o port.o interrupt.o \
- uc51.o uc52.o uc51r.o uc89c51r.o uc251.o uc390.o
+ timer0.o timer1.o timer2.o port.o interrupt.o \
+ wdt.o pca.o \
+ uc51.o uc52.o uc51r.o uc89c51r.o uc251.o \
+ uc390.o uc390hw.o
+
+ifeq ($(SERIAL_AVAIL), 1)
+OBJECTS_SHARED += serial.o
+endif
+