#include "stm32l0xx.c"
#include <stdint.h>
#include "uart.c"
char key;
int main (void)
{
  Serial.begin(115200);
	
	uart2_txrx_init();

	while(1)

	{
	
		key=uart2_read();
		if(key=='1')
		{
				printf("led on\n");
				
		}
		else{
			printf("led off\n");
			
		}
		
	 }
	return 0;
}