add arduino code

4.2inch_e-paper_code/RaspberryPi/bcm2835/Makefile

@@ -0,0 +1,31 @@
+DIR_FONTS = ./Fonts
+DIR_OBJ = ./obj
+DIR_BIN = ./bin
+
+OBJ_C = $(wildcard ${DIR_FONTS}/*.c ${DIR_OBJ}/*.c)
+OBJ_O = $(patsubst %.c,${DIR_BIN}/%.o,$(notdir ${OBJ_C}))
+
+TARGET = epd
+#BIN_TARGET = ${DIR_BIN}/${TARGET}
+
+CC = gcc
+
+MSG = -g -O0 -Wall
+DEBUG = -D USE_DEBUG
+# DEBUG = 
+CFLAGS += $(MSG) $(DEBUG)
+
+LIB = -lbcm2835 -lm
+
+${TARGET}:${OBJ_O}
+	$(CC) $(CFLAGS) $(OBJ_O) -o $@ $(LIB)
+
+${DIR_BIN}/%.o : $(DIR_OBJ)/%.c
+	$(CC) $(CFLAGS) -c  $< -o $@ $(LIB)
+
+${DIR_BIN}/%.o:$(DIR_FONTS)/%.c
+	$(CC) $(CFLAGS) -c  $< -o $@ 
+	
+clean :
+	rm $(DIR_BIN)/*.* 
+	rm $(TARGET)