--- a/l476rg-hal-test/src/main.cpp	Fri Jan 13 02:11:02 2017 +0300
+++ b/l476rg-hal-test/src/main.cpp	Mon Jan 16 11:04:47 2017 +0300
@@ -1,34 +1,34 @@
 /*
-******************************************************************************
-File:     main.c
-Info:     Generated by Atollic TrueSTUDIO(R) 7.0.1   2017-01-12
+ ******************************************************************************
+ File:     main.c
+ Info:     Generated by Atollic TrueSTUDIO(R) 7.0.1   2017-01-12
 
-The MIT License (MIT)
-Copyright (c) 2009-2016 Atollic AB
+ The MIT License (MIT)
+ Copyright (c) 2009-2016 Atollic AB
 
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+ The above copyright notice and this permission notice shall be included in all
+ copies or substantial portions of the Software.
 
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-******************************************************************************
-*/
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ SOFTWARE.
+ ******************************************************************************
+ */
 
 /* Includes */
 #include "stm32l4xx.h"
-#include "msp.h"
+#include "gpio.h"
 
 /* Private macro */
 /* Private variables */
@@ -36,32 +36,96 @@
 /* Private functions */
 
 /**
-**===========================================================================
-**
-**  Abstract: main program
-**
-**===========================================================================
-*/
-int main(void)
-{
-  int i = 0;
+ **===========================================================================
+ **
+ **  Abstract: main program
+ **
+ **===========================================================================
+ */
+
+using namespace halpp;
+
+template<typename TDev, unsigned short PIN> class TLed {
+	TDev& m_dev;
+public:
+	TLed(TDev& dev) :
+			m_dev(dev) {
+
+	}
+
+	void Init() const {
+		m_dev.SetPinMode(5, halpp::GpioModeOutput);
+		m_dev.SetPinOutputType(5, halpp::GpioOutputType::GpioPushPull);
+		m_dev.SetPinPullMode(5, halpp::GpioPullMode::GpioNoPull);
+	}
+
+	void Set() const {
+		m_dev.WritePin(PIN, 1);
+	}
+
+	void Reset() const {
+		m_dev.WritePin(PIN, 0);
+	}
+
+	void Toogle() const {
+		m_dev.TooglePin(PIN);
+	}
+};
+
+class AHB2Bus {
+public:
+	static void Enable(unsigned int flag) {
+		RCC->AHB2ENR |= flag;
+	}
+};
 
-  /**
-  *  IMPORTANT NOTE!
-  *  The symbol VECT_TAB_SRAM needs to be defined when building the project
-  *  if code has been located to RAM and interrupts are used. 
-  *  Otherwise the interrupt table located in flash will be used.
-  *  See also the <system_*.c> file and how the SystemInit() function updates 
-  *  SCB->VTOR register.  
-  *  E.g.  SCB->VTOR = 0x20000000;  
-  */
+template<typename TBus, unsigned short ENF> class TDevice {
+public:
+	static void Enable() {
+		TBus::Enable(ENF);
+	}
+};
+
+class GpioA : public TGpio<GPIO_TypeDef>, public TDevice<AHB2Bus, RCC_AHB2ENR_GPIOAEN> {
+	static GpioA m_instance;
+	typedef TGpio<GPIO_TypeDef> GpioBase;
+public:
+
+	GpioA(GPIO_TypeDef& dev) : GpioBase(dev) {
+
+	}
+
+	static GpioA& instance() {
+		return m_instance;
+	}
+};
+
+GpioA GpioA::m_instance(*GPIOA);
+
+int main(void) {
 
-  /* TODO - Add your application code here */
+	/**
+	 *  IMPORTANT NOTE!
+	 *  The symbol VECT_TAB_SRAM needs to be defined when building the project
+	 *  if code has been located to RAM and interrupts are used.
+	 *  Otherwise the interrupt table located in flash will be used.
+	 *  See also the <system_*.c> file and how the SystemInit() function updates
+	 *  SCB->VTOR register.
+	 *  E.g.  SCB->VTOR = 0x20000000;
+	 */
+
+	/* TODO - Add your application code here */
 
-  /* Infinite loop */
-  while (1)
-  {
-	  Hardware::pwm1.SetPulse(150);
-	i++;
-  }
+	GpioA::Enable();
+
+	TLed<halpp::TGpio<GPIO_TypeDef>, 5> led1(GpioA::instance());
+	led1.Init();
+
+	/* Infinite loop */
+	while (1) {
+		led1.Toogle();
+
+		for (int i = 0; i < 1000000; i++) {
+		}
+	}
 }