update makefile for upcoming lcd code

1 files changed, 13 insertions, 3 deletions

diff --git a/Makefile b/Makefile
index 17df02d..f674c9e 100644
--- a/Makefile
+++ b/Makefile
@@ -4,10 +4,20 @@ OBJCOPY	= avr-objcopy
 
 PORT    ?= /dev/ttyACM0
 
-all:
+all: notes lcd
+
+notes:
+        ${CC} ${CFLAGS} main.c
+        ${OBJCOPY} -j .text -j .data -O ihex a.out main.hex
+        rm -f a.out
+
+flash_notes: notes
+        avrdude -p atmega328p -c arduino -P ${PORT} -b 115200 -U flash:w:main.hex:i
+
+lcd:
         ${CC} ${CFLAGS} main.c
         ${OBJCOPY} -j .text -j .data -O ihex a.out main.hex
         rm -f a.out
 
-flash: all
-        avrdude -p atmega328p -c arduino -P /dev/ttyACM0 -b 115200 -U flash:w:main.hex:i
+flash_lcd: notes
+        avrdude -p atmega328p -c arduino -P ${PORT} -b 115200 -U flash:w:main.hex:i