diff --git a/src/apu.cpp b/src/apu.cpp
index ab6b181..ff07dd8 100644
--- a/src/apu.cpp
+++ b/src/apu.cpp
@@ -7,7 +7,8 @@
 
 #include "apu.h"
 
-APU::APU(unsigned int frequency) : ProcessingUnit(frequency)
+APU::APU(unsigned int frequency)
+	: ProcessingUnit(frequency)
 {
 }
 
diff --git a/src/cpu.cpp b/src/cpu.cpp
index 029b0d0..3e21fed 100644
--- a/src/cpu.cpp
+++ b/src/cpu.cpp
@@ -9,7 +9,8 @@
 #include "emu.h"
 #include <iostream>
 
-CPU::CPU(unsigned int frequency) : ProcessingUnit(frequency)
+CPU::CPU(unsigned int frequency)
+	: ProcessingUnit(frequency)
 {
 }
 
@@ -17,8 +18,9 @@ CPU::~CPU()
 {
 }
 
-void CPU::update() {
+void CPU::update()
+{
 	printf("This is an update from the CPU\n");
 	Emu::the().writeMemory("RAM", 123, 42);
 	printf("fff");
-}
\ No newline at end of file
+}
diff --git a/src/cpu.h b/src/cpu.h
index 5cf65a3..0d1fc98 100644
--- a/src/cpu.h
+++ b/src/cpu.h
@@ -17,7 +17,7 @@ public:
 	virtual ~CPU();
 
 	void update() override;
-	
+
 	// 8-bit Arithmetic and Logic Instructions
 
 	// 16-bit Arithmetic Instructions
diff --git a/src/emu.cpp b/src/emu.cpp
index 94cb5f4..fb303a3 100644
--- a/src/emu.cpp
+++ b/src/emu.cpp
@@ -1,12 +1,15 @@
-#include "emu.h"
-#include "cpu.h"
 #include <iostream>
 
-void Emu::init(unsigned int frequency) {
+#include "cpu.h"
+#include "emu.h"
+
+void Emu::init(unsigned int frequency)
+{
 	m_frequency = frequency;
 }
 
-void Emu::update() {
+void Emu::update()
+{
 	for (auto unit : m_processing_units) {
 		if (m_cycle % (m_frequency / unit->frequency()) == 0) {
 			unit->update();
@@ -15,20 +18,24 @@ void Emu::update() {
 	m_cycle++;
 }
 
-void Emu::addProcessingUnit(ProcessingUnit* processing_unit) {
+void Emu::addProcessingUnit(ProcessingUnit* processing_unit)
+{
 	m_processing_units.push_back(processing_unit);
 }
 
-void Emu::addMemorySpace(const char* name, int size) {
+void Emu::addMemorySpace(const char* name, int size)
+{
 	std::vector<uint8_t> memory(size);
 	m_memory_spaces.emplace(name, memory);
 }
 
-void Emu::writeMemory(const char* memory_space, unsigned int location, uint8_t value) {
-	// printf("%s %d %d", memory_space, location, value);
-	// m_memory_spaces[memory_space][location] = value;
+void Emu::writeMemory(const char* memory_space, unsigned int location, uint8_t value)
+{
+	printf("%s %d %d\n", memory_space, location, value);
+	m_memory_spaces[memory_space][location] = value;
 }
 
-uint8_t Emu::readMemory(const char* memory_space, unsigned int location){
+uint8_t Emu::readMemory(const char* memory_space, unsigned int location)
+{
 	// return m_memory_spaces[memory_space][location];
-}
\ No newline at end of file
+}
diff --git a/src/emu.h b/src/emu.h
index 29b51d4..1d8dc60 100644
--- a/src/emu.h
+++ b/src/emu.h
@@ -1,8 +1,8 @@
 #pragma once
 
 #include <cstdint>
-#include <vector>
 #include <unordered_map>
+#include <vector>
 
 #include "processing-unit.h"
 #include "ruc/singleton.h"
diff --git a/src/main.cpp b/src/main.cpp
index c757ee4..3f48447 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,7 +1,7 @@
 #include <cstdio>
 
-#include "emu.h"
 #include "cpu.h"
+#include "emu.h"
 #include "ppu.h"
 #include "ruc/timer.h"
 
@@ -21,7 +21,7 @@ int main(int argc, char* argv[])
 
 	Emu::the().addMemorySpace("RAM", 1024);
 
-	for(int i = 0; i < 1000; i++) {
+	for (int i = 0; i < 1000; i++) {
 		Emu::the().update();
 	}
 
diff --git a/src/ppu.cpp b/src/ppu.cpp
index 4a87c94..2fe91c8 100644
--- a/src/ppu.cpp
+++ b/src/ppu.cpp
@@ -8,7 +8,8 @@
 #include "ppu.h"
 #include <iostream>
 
-PPU ::PPU(unsigned int frequency) : ProcessingUnit(frequency)
+PPU ::PPU(unsigned int frequency)
+	: ProcessingUnit(frequency)
 {
 }
 
@@ -16,6 +17,7 @@ PPU ::~PPU()
 {
 }
 
-void PPU::update() {
+void PPU::update()
+{
 	printf("ppu update\n");
-}
\ No newline at end of file
+}
diff --git a/src/ppu.h b/src/ppu.h
index e051717..8c243a9 100644
--- a/src/ppu.h
+++ b/src/ppu.h
@@ -13,5 +13,6 @@ class PPU final : public ProcessingUnit {
 public:
 	PPU(unsigned int frequency);
 	virtual ~PPU();
+
 	virtual void update() override;
 };
diff --git a/src/processing-unit.cpp b/src/processing-unit.cpp
index a8dcc55..322d368 100644
--- a/src/processing-unit.cpp
+++ b/src/processing-unit.cpp
@@ -5,10 +5,12 @@
  * SPDX-License-Identifier: MIT
  */
 
-#include "processing-unit.h"
 #include <iostream>
 
-ProcessingUnit::ProcessingUnit(unsigned int frequency) : m_frequency(frequency)
+#include "processing-unit.h"
+
+ProcessingUnit::ProcessingUnit(unsigned int frequency)
+	: m_frequency(frequency)
 {
 }
 
@@ -16,6 +18,7 @@ ProcessingUnit::~ProcessingUnit()
 {
 }
 
-unsigned int ProcessingUnit::frequency() {
+unsigned int ProcessingUnit::frequency()
+{
 	return m_frequency;
-}
\ No newline at end of file
+}
diff --git a/src/processing-unit.h b/src/processing-unit.h
index ff00cd8..4969ca1 100644
--- a/src/processing-unit.h
+++ b/src/processing-unit.h
@@ -17,5 +17,5 @@ public:
 	unsigned int frequency();
 
 private:
-unsigned int m_frequency;
+	unsigned int m_frequency;
 };