diff --git a/.hgignore b/.hgignore
index 5d126dc..3d29d27 100644
--- a/.hgignore
+++ b/.hgignore
@@ -4,4 +4,5 @@ syntax: glob
 *.map
 *.elf
 *.hex
+*.bin
 
diff --git a/Makefile b/Makefile
index e7a1c0a..56d6d07 100644
--- a/Makefile
+++ b/Makefile
@@ -16,7 +16,7 @@ OBJDUMP        = avr-objdump
 SIZE           = avr-size -A
 
 
-all: $(PRG).hex
+all: $(PRG).hex $(PRG).bin
 
 $(PRG).elf: $(OBJ)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS)
@@ -40,7 +40,10 @@ clean:
 	rm -rf *.lst *.map $(EXTRA_CLEAN_FILES)
 
 hex:  $(PRG).hex
+bin:  $(PRG).bin
 
 %.hex: %.elf
 	$(OBJCOPY) -j .text -j .data -O ihex $< $@
+%.bin: %.elf
+	$(OBJCOPY) -j .text -j .data -O binary $< $@