Initial commit

.gitignore

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+
+# Created by https://www.gitignore.io/api/c
+
+### C ###
+# Prerequisites
+*.d
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Linker output
+*.ilk
+*.map
+*.exp
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb
+
+# Kernel Module Compile Results
+*.mod*
+*.cmd
+.tmp_versions/
+modules.order
+Module.symvers
+Mkfile.old
+dkms.conf
+
+# End of https://www.gitignore.io/api/c
+#
+default/*
+!default/Makefile

default/Makefile

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+###############################################################################
+# Makefile for the project $(PROJECT)
+###############################################################################
+
+## General Flags
+PROJECT = main
+MCU = atmega328p
+TARGET = $(PROJECT).elf
+CC = avr-gcc
+
+CPP = avr-g++
+
+## Options common to compile, link and assembly rules
+COMMON = -mmcu=$(MCU)
+
+## Compile options common for all C compilation units.
+CFLAGS = $(COMMON)
+CFLAGS += -Wall -gdwarf-2 -std=gnu99 -DF_CPU=1000000UL -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
+CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d
+
+## Assembly specific flags
+ASMFLAGS = $(COMMON)
+ASMFLAGS += $(CFLAGS)
+ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
+
+## Linker flags
+LDFLAGS = $(COMMON)
+LDFLAGS +=  -Wl,-Map=$(PROJECT).map
+
+
+## Intel Hex file production flags
+HEX_FLASH_FLAGS = -R .eeprom -R .fuse -R .lock -R .signature
+
+HEX_EEPROM_FLAGS = -j .eeprom
+HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
+HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings
+
+
+## Objects that must be built in order to link
+OBJECTS = $(PROJECT).o
+
+## Objects explicitly added by the user
+LINKONLYOBJECTS =
+
+## Build
+all: $(TARGET) $(PROJECT).hex $(PROJECT).eep $(PROJECT).lss size
+
+## Compile
+$(PROJECT).o: ../$(PROJECT).c
+	$(CC) $(INCLUDES) $(CFLAGS) -c  $<
+
+##Link
+$(TARGET): $(OBJECTS)
+	$(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)
+
+%.hex: $(TARGET)
+	avr-objcopy -O ihex $(HEX_FLASH_FLAGS)  $< $@
+
+%.eep: $(TARGET)
+	-avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0
+
+%.lss: $(TARGET)
+	avr-objdump -h -S $< > $@
+
+size: ${TARGET}
+	@echo
+	@avr-size -C --mcu=${MCU} ${TARGET}
+
+## Clean target
+.PHONY: clean
+clean:
+	-rm -rf $(OBJECTS) $(PROJECT).elf dep/* $(PROJECT).hex $(PROJECT).eep $(PROJECT).lss $(PROJECT).map
+
+
+## Other dependencies
+-include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)

io.h

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+#ifndef PORTS_H
+#define PORTS_H
+
+#define LED_1 PD3
+#define SERVO_L PD5
+#define SERVO_R PD6
+#define TEMP PC0
+#define PH_1 PC1
+#define PH_2 PC2
+#define PH_3 PC3
+#define PH_4 PC4
+#define PH_5 PC5
+
+#endif

main.c

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+#include <avr/io.h>
+#include <util/delay.h>
+#include "main.h"
+#include "io.h"
+
+#define LED_DELAY 100
+
+void blinkLed(void)
+{
+    DDRD |= (1 << LED_1);
+    while (1) {
+        PORTD |= (1 << LED_1);
+        _delay_ms(LED_DELAY);
+        PORTD &= ~(1 << LED_1);
+        _delay_ms(LED_DELAY);
+    }
+}
+
+void runServos(void)
+{
+    DDRD |= (1 << SERVO_L) | (1 << SERVO_R);
+    while (1) {
+        PORTD |= (1 << SERVO_L) | (1 << SERVO_R);
+    }
+}
+
+int main()
+{
+    blinkLed();
+
+    return 0;
+}

main.h

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+#ifndef MAIN_H
+#define MAIN_H
+
+#include <stdint.h>
+
+void blinkLed(void);
+void readTemp(void);
+void readPhoto(void);
+void runServos(void);
+/// Set pin value to high
+void setPinHigh(volatile uint8_t *port, int pin);
+/// Set pin value to low
+void setPinLow(volatile uint8_t *port, int pin);
+
+void setPinHigh(volatile uint8_t *port, int pin)
+{
+    *port |= (1 << pin);
+}
+
+void setPinLow(volatile uint8_t *port, int pin)
+{
+    *port &= ~(1 << pin);
+}
+
+#endif