2024-03-23 19:36:08 +01:00
|
|
|
# AVR-GCC compiler
|
|
|
|
|
CC = avr-gcc
|
|
|
|
|
|
|
|
|
|
# Programmer (change it according to your programmer)
|
|
|
|
|
PROGRAMMER = usbasp
|
|
|
|
|
|
|
|
|
|
# MCU
|
|
|
|
|
MCU = atmega328p
|
|
|
|
|
QEMU_MACHINE_NAME = uno
|
|
|
|
|
|
|
|
|
|
# Compiler flags
|
2024-04-01 20:38:53 +02:00
|
|
|
CFLAGS = -std=c99 -Wall -Wno-array-bounds -mmcu=$(MCU) -DF_CPU=16000000UL -Os -g
|
2024-03-23 19:36:08 +01:00
|
|
|
|
|
|
|
|
# Source files
|
|
|
|
|
SRCS = main.c
|
|
|
|
|
|
|
|
|
|
# Object files
|
|
|
|
|
OBJS = $(SRCS:.c=.o)
|
|
|
|
|
|
|
|
|
|
# Target file
|
|
|
|
|
TARGET = main
|
|
|
|
|
|
|
|
|
|
# Default target
|
|
|
|
|
all: $(TARGET).hex
|
|
|
|
|
|
|
|
|
|
# Compile C files
|
|
|
|
|
%.o: %.c
|
|
|
|
|
$(CC) $(CFLAGS) -c $< -o $@
|
|
|
|
|
|
|
|
|
|
# Link object files
|
|
|
|
|
$(TARGET).elf: $(OBJS)
|
|
|
|
|
$(CC) $(CFLAGS) $(OBJS) -o $(TARGET).elf
|
|
|
|
|
|
|
|
|
|
# Convert ELF to HEX
|
|
|
|
|
$(TARGET).hex: $(TARGET).elf
|
|
|
|
|
avr-objcopy -O ihex -R .eeprom $(TARGET).elf $(TARGET).hex
|
|
|
|
|
|
|
|
|
|
# Flash the program
|
|
|
|
|
flash: $(TARGET).hex
|
|
|
|
|
avrdude -p $(MCU) -c $(PROGRAMMER) -U flash:w:$(TARGET).hex
|
|
|
|
|
|
|
|
|
|
# Run the program in QEMU
|
|
|
|
|
qemu: $(TARGET).elf
|
|
|
|
|
qemu-system-avr -machine $(QEMU_MACHINE_NAME) -bios $(TARGET).elf
|
|
|
|
|
|
|
|
|
|
# View the generated assembly
|
|
|
|
|
asm: $(TARGET).hex
|
|
|
|
|
avr-objdump -S $(TARGET).elf
|
|
|
|
|
|
|
|
|
|
.PHONY: serial
|
|
|
|
|
serial:
|
|
|
|
|
picocom -b 9600 /dev/ttyUSB0
|
|
|
|
|
|
|
|
|
|
.PHONY: check
|
|
|
|
|
check:
|
|
|
|
|
avrdude -p $(MCU) -c $(PROGRAMMER)
|
|
|
|
|
|
|
|
|
|
# Clean
|
|
|
|
|
.PHONY: clean
|
|
|
|
|
clean:
|
|
|
|
|
rm -f $(OBJS) $(TARGET).elf $(TARGET).hex
|
|
|
|
|
|
|
|
|
|
size: main.hex
|
|
|
|
|
avr-size --mcu=atmega328p main.hex
|
