diff --git a/makefile b/makefile
index a60caca..7e0b14a 100644
--- a/makefile
+++ b/makefile
@@ -8,8 +8,9 @@
 CC = avr-gcc
 
 #Default cpu frequency is 9.8Mhz, 4.8 gives us less power consumption
-#F_CPU = 4800000UL
-F_CPU = 9800000UL
+#F_CPU = 1000000UL
+F_CPU = 4800000UL
+#F_CPU = 9800000UL
 MCU = attiny13a
 
 # Flags
@@ -45,11 +46,15 @@ $(TARGET).elf: $(OBJ)
 %.o: %.c
 	$(CC) $(CFLAGS) -c $< -o $@
 size: $(TARGET).o
-	avr-size --mcu=$(MCU) -t ./$(TARGET).o 
+	avr-size --mcu=$(MCU) -t ./$(TARGET).o	
+# Default for the attiny13a is going to be 9.6Mhz
 flash_defualt_fuses:
 	$(AVRDUDE) $(AVRDUDE_PROGRAMMER) $(AVRDUDE_PORT) $(AVRDUDE_MCU) $(BUADRATE) -U lfuse:w:0x6A:m -U hfuse:w:0xFF:m -U lock:w:0xFF:m
+# This is for 4.8Mhz
 flash_slow_fuse:
 	$(AVRDUDE) $(AVRDUDE_PROGRAMMER) $(AVRDUDE_PORT) $(AVRDUDE_MCU) $(BUADRATE) -U lfuse:w:0x69:m -U hfuse:w:0xFF:m -U lock:w:0xFF:m
+flash_slow_nodiv8:
+	$(AVRDUDE) $(AVRDUDE_PROGRAMMER) $(AVRDUDE_PORT) $(AVRDUDE_MCU) $(BUADRATE) -U lfuse:w:0x79:m -U hfuse:w:0xFF:m -U lock:w:0xFF:m
 flash: $(TARGET).hex
 	$(AVRDUDE) $(AVRDUDE_PROGRAMMER) $(AVRDUDE_PORT) $(AVRDUDE_MCU) $(BUADRATE) -U flash:w:$(TARGET).hex:i