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templates.stm: F4 C++ template multi-LED
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‎ilg.gnuarmeclipse.templates.stm/templates/stm32f4xx_exe_c_project/src/BlinkLed2-cpp.h‎

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//
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// This file is part of the GNU ARM Eclipse distribution.
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// Copyright (c) 2014 Liviu Ionescu.
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//
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#ifndef BLINKLED_H_
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#define BLINKLED_H_
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// ----------------------------------------------------------------------------
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class BlinkLed
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{
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public:
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BlinkLed (unsigned int port, unsigned int bit, bool active_low);
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void
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powerUp ();
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void
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turnOn ();
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void
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turnOff ();
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void
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toggle ();
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bool
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isOn ();
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private:
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unsigned int fPortNumber;
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unsigned int fBitNumber;
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unsigned int fBitMask;
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bool fIsActiveLow;
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};
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// ----------------------------------------------------------------------------
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#endif // BLINKLED_H_

‎ilg.gnuarmeclipse.templates.stm/templates/stm32f4xx_exe_c_project/src/BlinkLed2.cpp‎

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//
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// This file is part of the GNU ARM Eclipse distribution.
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// Copyright (c) 2014 Liviu Ionescu.
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//
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#include "BlinkLed.h"
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#include "$(CMSIS_name).h"
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#include "$(CMSIS_name)_hal.h"
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#define BLINK_GPIOx(_N) ((GPIO_TypeDef *)(GPIOA_BASE + (GPIOB_BASE-GPIOA_BASE)*(_N)))
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#define BLINK_PIN_MASK(_N) (1 << (_N))
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#define BLINK_RCC_MASKx(_N) (RCC_AHB1ENR_GPIOAEN << (_N))
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// ----------------------------------------------------------------------------
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BlinkLed::BlinkLed (unsigned int port, unsigned int bit, bool activeLow)
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{
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fPortNumber = port;
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fBitNumber = bit;
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fIsActiveLow = activeLow;
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fBitMask = BLINK_PIN_MASK(fBitNumber);
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}
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void
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BlinkLed::powerUp ()
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{
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// Enable GPIO Peripheral clock
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RCC->AHB1ENR |= BLINK_RCC_MASKx(fPortNumber);
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GPIO_InitTypeDef GPIO_InitStructure;
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// Configure pin in output push/pull mode
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GPIO_InitStructure.Pin = fBitMask;
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GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
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GPIO_InitStructure.Pull = GPIO_PULLUP;
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HAL_GPIO_Init (BLINK_GPIOx(fPortNumber), &GPIO_InitStructure);
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// Start with led turned off
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turnOff ();
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}
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void
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BlinkLed::turnOn ()
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{
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if (fIsActiveLow)
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{
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BLINK_GPIOx(fPortNumber)->BSRR = BLINK_PIN_MASK(fBitNumber + 16);
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}
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else
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{
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BLINK_GPIOx(fPortNumber)->BSRR = fBitMask;
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}
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}
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void
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BlinkLed::turnOff ()
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{
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if (fIsActiveLow)
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{
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BLINK_GPIOx(fPortNumber)->BSRR = fBitMask;
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}
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else
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{
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BLINK_GPIOx(fPortNumber)->BSRR = BLINK_PIN_MASK(fBitNumber + 16);
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}
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}
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void
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BlinkLed::toggle ()
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{
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if (BLINK_GPIOx(fPortNumber)->IDR & fBitMask)
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{
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BLINK_GPIOx(fPortNumber)->ODR &= ~fBitMask;
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}
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else
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{
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BLINK_GPIOx(fPortNumber)->ODR |= fBitMask;
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}
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}
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bool
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BlinkLed::isOn ()
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{
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if (fIsActiveLow)
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{
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return (BLINK_GPIOx(fPortNumber)->IDR & fBitMask) == 0;
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}
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else
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{
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return (BLINK_GPIOx(fPortNumber)->IDR & fBitMask) != 0;
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}
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}
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// ----------------------------------------------------------------------------

‎ilg.gnuarmeclipse.templates.stm/templates/stm32f4xx_exe_c_project/src/main/main-145-leds-blinky.c‎

Whitespace-only changes.

‎ilg.gnuarmeclipse.templates.stm/templates/stm32f4xx_exe_c_project/src/main/main-145-leds-blinky.cpp‎

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// ----- LED definitions ------------------------------------------------------
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#if defined(STM32F401xE)
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#warning "Assume a NUCLEO-F401RE board, PA5, active high."
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// PA5
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#define BLINK_PORT_NUMBER (0)
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#define BLINK_PIN_NUMBER (5)
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#define BLINK_ACTIVE_LOW (false)
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BlinkLed blinkLeds[1] =
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{
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER, BLINK_ACTIVE_LOW },
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};
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#elif defined(STM32F407xx)
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#warning "Assume a STM32F4-Discovery board, PC12-PC15, active high."
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#define BLINK_PORT_NUMBER (3)
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#define BLINK_PIN_NUMBER_GREEN (12)
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#define BLINK_PIN_NUMBER_ORANGE (13)
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#define BLINK_PIN_NUMBER_RED (14)
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#define BLINK_PIN_NUMBER_BLUE (15)
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#define BLINK_ACTIVE_LOW (false)
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BlinkLed blinkLeds[4] =
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{
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER_GREEN, BLINK_ACTIVE_LOW },
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER_ORANGE, BLINK_ACTIVE_LOW },
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER_RED, BLINK_ACTIVE_LOW },
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER_BLUE, BLINK_ACTIVE_LOW },
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};
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#elif defined(STM32F411xE)
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#warning "Assume a NUCLEO-F411RE board, PA5, active high."
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#define BLINK_PORT_NUMBER (0)
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#define BLINK_PIN_NUMBER (5)
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#define BLINK_ACTIVE_LOW (false)
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BlinkLed blinkLeds[1] =
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{
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER, BLINK_ACTIVE_LOW },
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};
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#elif defined(STM32F429xx)
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#warning "Assume a STM32F429I-Discovery board, PG13-PG14, active high."
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#define BLINK_PORT_NUMBER (6)
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#define BLINK_PIN_NUMBER_GREEN (13)
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#define BLINK_PIN_NUMBER_RED (14)
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#define BLINK_ACTIVE_LOW (false)
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BlinkLed blinkLeds[2] =
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{
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER_GREEN, BLINK_ACTIVE_LOW },
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER_RED, BLINK_ACTIVE_LOW },
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};
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#else
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#warning "Unknown board, assume PA5, active high."
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#define BLINK_PORT_NUMBER (0)
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#define BLINK_PIN_NUMBER (5)
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#define BLINK_ACTIVE_LOW (false)
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BlinkLed blinkLeds[1] =
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{
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{ BLINK_PORT_NUMBER, BLINK_PIN_NUMBER, BLINK_ACTIVE_LOW },
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};
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#endif

‎ilg.gnuarmeclipse.templates.stm/templates/stm32f4xx_exe_c_project/src/main/main-200-none-loop-blinky.c‎

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timer_start();
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blink_led_init();
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uint32_t seconds = 0;
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// Infinite loop
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while (1)
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{
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blink_led_on();
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timer_sleep(seconds == 0 ? TIMER_FREQUENCY_HZ : BLINK_ON_TICKS);
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blink_led_off();
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timer_sleep(BLINK_OFF_TICKS);
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++seconds;
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// Count seconds on the trace device.
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trace_printf("Second %u\n", seconds);
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}
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// Infinite loop, never return.

‎ilg.gnuarmeclipse.templates.stm/templates/stm32f4xx_exe_c_project/src/main/main-200-none-loop-blinky.cpp‎

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Timer timer;
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timer.start ();
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// Perform all necessary initialisations for the LEDs.
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for (size_t i = 0; i < (sizeof(blinkLeds) / sizeof(blinkLeds[0])); ++i)
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{
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blinkLeds[i].powerUp ();
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}
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uint32_t seconds = 0;
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for (size_t i = 0; i < (sizeof(blinkLeds) / sizeof(blinkLeds[0])); ++i)
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{
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blinkLeds[i].turnOn ();
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}
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// First second is long.
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timer.sleep (Timer::FREQUENCY_HZ);
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for (size_t i = 0; i < (sizeof(blinkLeds) / sizeof(blinkLeds[0])); ++i)
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{
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blinkLeds[i].turnOff ();
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}
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timer.sleep (BLINK_OFF_TICKS);
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++seconds;
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trace_printf ("Second %u\n", seconds);
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if ((sizeof(blinkLeds) / sizeof(blinkLeds[0])) > 1)
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{
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// Blink individual LEDs.
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for (size_t i = 0; i < (sizeof(blinkLeds) / sizeof(blinkLeds[0])); ++i)
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{
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blinkLeds[i].turnOn ();
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timer.sleep (BLINK_ON_TICKS);
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blinkLeds[i].turnOff ();
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timer.sleep (BLINK_OFF_TICKS);
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++seconds;
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trace_printf ("Second %u\n", seconds);
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}
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// Blink binary.
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while (1)
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{
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for (size_t l = 0; l < (sizeof(blinkLeds) / sizeof(blinkLeds[0]));
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++l)
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{
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blinkLeds[l].toggle ();
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if (blinkLeds[l].isOn ())
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{
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break;
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}
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}
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timer.sleep (Timer::FREQUENCY_HZ);
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++seconds;
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trace_printf ("Second %u\n", seconds);
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}
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// Infinite loop, never return.
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}
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else
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{
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while (1)
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{
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blinkLeds[0].turnOn ();
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timer.sleep (BLINK_ON_TICKS);
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blinkLeds[0].turnOff ();
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timer.sleep (BLINK_OFF_TICKS);
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++seconds;
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trace_printf ("Second %u\n", seconds);
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}
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// Infinite loop, never return.
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}

‎ilg.gnuarmeclipse.templates.stm/templates/stm32f4xx_exe_c_project/src/main/main-200-retarget-loop-blinky.c‎

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timer_start();
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blink_led_init();
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uint32_t seconds = 0;
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// Infinite loop
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while (1)
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{
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blink_led_on();
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timer_sleep(seconds == 0 ? TIMER_FREQUENCY_HZ : BLINK_ON_TICKS);
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blink_led_off();
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timer_sleep(BLINK_OFF_TICKS);
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++seconds;
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// Count seconds on the trace device.
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trace_printf("Second %u\n", seconds);
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}
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// Infinite loop, never return.

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