#include "main_base.h"

int f = 0;
void mryganie_diody(unsigned int);



int main(void) {

		RCC->AHB1ENR |= RCC_AHB1Periph_GPIOG;
		GPIOG->MODER |= GPIO_Mode_OUT << (14*2);// 1 - output
		GPIOG->OTYPER|= GPIO_OType_PP << 14;//0 - push-pull (def.)
		GPIOG->PUPDR |= GPIO_PuPd_NOPULL << (14*2);//0 - (default)



		GPIOG->MODER |= GPIO_Mode_OUT << (13*2);// 1 - output
		GPIOG->OTYPER|= GPIO_OType_PP << 13;//0 - push-pull (def.)
		GPIOG->PUPDR |= GPIO_PuPd_NOPULL << (13*2);//0 - (default)

		RCC->AHB1ENR |= RCC_AHB1Periph_GPIOA;
		GPIOA->MODER |= GPIO_Mode_IN; // 0 - input (default)
		GPIOA->PUPDR |= GPIO_PuPd_NOPULL ; // 0 - (default)

		GPIOG->BSRR = 0x4000;

		while (1) {


			while((GPIOA->IDR&1) ){
				f=0;
				mryganie_diody(f);

				for(int g = 0;g<2000000;g++){}
				f=1;
				while(!(GPIOA->IDR&1) ){}
				mryganie_diody(f);

				for(int K = 0;K<2000000;K++){}

			}

		}
		// GPIOG->BSRR = GPIO_Pin_14<<16; //0x40000000
		//GPIOG->BSRR = GPIO_Pin_13; //0x4000


}





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  .syntax unified
  .set PRESCALER_MAX,50
  .set PERIPH_BASE,0x40000000
  .set AHB1PERIPH_OFFSET, 0x00020000
  .set GPIOG_BASE,PERIPH_BASE+AHB1PERIPH_OFFSET+0x1800
  .set BSRR_OFFSET,0x18





 .global mryganie_diody








 .section .text



mryganie_diody:
ldr r3,=GPIOG_BASE+BSRR_OFFSET
mov r1,#0x20000000
mov r4,#0x40000000
mov r2,#0x2000
lsl r2,r2,r0
str r4,[r3]
str r1,[r3]
str r2,[r3]
mov pc,lr