Small changes

.gitignore

@@ -1,3 +1,6 @@
 .DS_Store
 *.o
 build
+*.b##
+*.s##
+*.p##

README.md

@@ -15,3 +15,11 @@ The code running on the ATtiny85 is based on [OpenSkyRX by readerror67](https://
      **********************************
      */
 
+## Arduino Debug Environment
+
+    D2 SO/GDO1
+    D3 SCLK
+    D7 SI
+    D8 CS
+    D9 GDO0
+

makefile

@@ -28,22 +28,22 @@ OBJ = $(addprefix $(BUILDDIR)/, $(SRC:.c=.o))
 CARGS = -mmcu=$(MCU)
 CARGS += -I$(EXTRAINCDIR)
 CARGS += -Os
-CARGS += -funsigned-char
-CARGS += -funsigned-bitfields
-CARGS += -fpack-struct
-CARGS += -fshort-enums
+#CARGS += -funsigned-char
+#CARGS += -funsigned-bitfields
+#CARGS += -fpack-struct
+#CARGS += -fshort-enums
 CARGS += -Wall -pedantic -Wstrict-prototypes -Wshadow
 CARGS += -Wpointer-arith -Wcast-qual -Wextra
 CARGS += -Wno-main -Wno-write-strings -Wno-unused-parameter
 CARGS += -std=$(CSTANDARD)
 CARGS += -DF_CPU=$(F_CPU)
-CARGS += -ffunction-sections
+#CARGS += -ffunction-sections
 
 ifeq ($(DEBUG),1)
 	CARGS += -DDEBUG
 endif
 
-LINKER = -Wl,--relax
+#LINKER = -Wl,--relax
 
 PROGRAMMER = avrisp2
 ISPPORT = usb
@@ -72,7 +72,7 @@ program: $(BUILDDIR)/$(TARGET).hex
 	$(AVRDUDE) -p $(MCU) -c $(PROGRAMMER) -b $(ISPBAUD) -P $(ISPPORT) -e -D -U $(BUILDDIR)/$(TARGET).hex
 
 debugProgram:
-	$(MAKE) BUILDDIR=build/debug TARGET=debug MCU=atmega328p DEBUG=1 PROGRAMMER=arduino ISPPORT=/dev/tty.usbserial-A100OZQ1 program
+	$(MAKE) BUILDDIR=build/debug TARGET=debug MCU=atmega328p DEBUG=1 program
 
 clean:
 	$(RM) $(BUILDDIR)