--- /dev/null
+src = monitor.asm
+obj = $(src:.asm=.o)
+bin = monitor
+
+romtype = 'AT28C256'
+romsize = 2048
+
+AS = vasmz80_oldstyle
+ASFLAGS = -Fvobj
+LD = vlink
+LDFLAGS = -b rawbin1
+
+$(bin): $(obj)
+ $(LD) -o $@ $(LDFLAGS) -Ttext 0 $(obj)
+
+%.o: %.asm
+ $(AS) -o $@ $(ASFLAGS) -L $*.lst $< >/dev/null
+
+.PHONY: clean
+clean:
+ rm -f $(bin) $(obj)
+
+.PHONY: program
+program: $(bin)
+ minipro -p 'AT28C256E' -s -w $<