/* * Blink the four LEDs on the rev01 board in a pattern. */ #include "stm32f4xx_hal.h" #include "stm-init.h" #include "stm-led.h" #define DELAY() HAL_Delay(125) /* * PK4 = ARM_LED1 - GREEN * PK5 = ARM_LED2 - RED * PK6 = ARM_LED3 - BLUE ' PK7 = ARM_LED4 - YELLOW */ void toggle_led(uint32_t times, uint32_t led_pin) { uint32_t i; for (i = 0; i < times; i++) { HAL_GPIO_TogglePin(LED_PORT, led_pin); DELAY(); } } int main() { stm_init(); while (1) { toggle_led(2, LED_BLUE); toggle_led(2, LED_GREEN); toggle_led(2, LED_YELLOW); toggle_led(2, LED_RED); } } hal
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