#include <SPI.h>
int ledPin13 = 13;
int ledPin7 = 7;
const byte read_data = 2;
const byte write_data = 3;

uint8_t const ssFPGA = 10;
uint8_t arr[]={0,0,0};



void setup() {
  Serial.begin(9600);
SPI.begin();
  pinMode( ssFPGA, OUTPUT );
  pinMode(read_data, INPUT_PULLUP);
  pinMode(write_data, INPUT_PULLUP);
  pinMode(ledPin13, OUTPUT);
  pinMode(ledPin7, OUTPUT);
  attachInterrupt(digitalPinToInterrupt(read_data), read_FUNC, HIGH);
  attachInterrupt(digitalPinToInterrupt(write_data), write_FUNC, HIGH);

}



////write_data = 3;
void write_FUNC() {
      digitalWrite(ledPin7, LOW);//
      //SPI.begin();
       digitalWrite( ssFPGA, LOW );
    SPI.beginTransaction( SPISettings( 1000000, LSBFIRST, SPI_MODE0 ) );
    SPI.transfer(0x01);
    for (int i=9; i<=10 ; i++ )
    {
      delayMicroseconds(1);
      SPI.transfer(i);
    }
    SPI.endTransaction();
    digitalWrite( ssFPGA, HIGH );

     //digitalWrite(ledPin13, HIGH);
       //delayMicroseconds(300);

}


////read_data = 2 orange;
void read_FUNC() {
      digitalWrite(ledPin7, HIGH);
      //SPI.begin();
      digitalWrite( ssFPGA, LOW );
       SPI.beginTransaction( SPISettings( 1000000, LSBFIRST, SPI_MODE1 ) );
      SPI.transfer(0x02);
       for (int i=9; i<=10 ; i++ )
      {
      delayMicroseconds(1);
      arr[i-9]=SPI.transfer(0x00);
      }
      SPI.endTransaction();
      digitalWrite( ssFPGA, HIGH );




}




void loop() {
Serial.println(arr[0]);
 Serial.println(arr[1]);
 delay(10000);
}