// Timer : scrutation du fanion
// EPFL 2020, Pierre-Yves Rochat, pyr@pyr.ch

#include <msp430.h>
#include <stdint.h>

// Définition des LED et des poussoirs pour la carte "blanche"

#define Led1On P1OUT|=(1<<0)
#define Led1Off P1OUT&=~(1<<0)
#define Led1Toggle P1OUT^=(1<<0)
#define InitLed1 P1DIR|=(1<<0);Led1Off

#define Led2On P8OUT|=(1<<1)
#define Led2Off P8OUT&=~(1<<1)
#define Led2Toggle P8OUT^=(1<<1)
#define InitLed2 P8DIR|=(1<<1);Led2Off

#define Led3On P8OUT|=(1<<2)
#define Led3Off P8OUT&=~(1<<2)
#define Led3Toggle P8OUT^=(1<<2)
#define InitLed3 P8DIR|=(1<<2);Led3Off

#define Led4On P1OUT|=(1<<1)
#define Led4Off P1OUT&=~(1<<1)
#define Led4Toggle P1OUT^=(1<<1)
#define InitLed4 P1DIR|=(1<<1);Led4Off

#define Led5On P1OUT|=(1<<2)
#define Led5Off P1OUT&=~(1<<2)
#define Led5Toggle P1OUT^=(1<<2)
#define InitLed5 P1DIR|=(1<<2);Led5Off

#define Led6On P1OUT|=(1<<3)
#define Led6Off P1OUT&=~(1<<3)
#define Led6Toggle P1OUT^=(1<<3)
#define InitLed6 P1DIR|=(1<<3);Led6Off

#define Led7On P1OUT|=(1<<4)
#define Led7Off P1OUT&=~(1<<4)
#define Led7Toggle P1OUT^=(1<<4)
#define InitLed7 P1DIR|=(1<<4);Led7Off

#define Led8On P1OUT|=(1<<5)
#define Led8Off P1OUT&=~(1<<5)
#define Led8Toggle P1OUT^=(1<<5)
#define InitLed8 P1DIR|=(1<<5);Led8Off

#define Pous1On (!(P1IN&(1<<7)))
#define InitPous1 P1DIR&=~(1<<7);P1REN|=(1<<7);P1OUT|=(1<<7)

#define Pous2On (!(P2IN&(1<<2)))
#define InitPous2 P2DIR&=~(1<<2);P2REN|=(1<<2);P2OUT|=(1<<2)

void InitCarteBlanche() {
  InitLed1;
  InitLed2;
  InitLed3;
  InitLed4;
  InitLed5;
  InitLed6;
  InitLed7;
  InitLed8;
  InitPous1;
  InitPous2;
}

void AfficheLedBleues(uint16_t val) {
  if (val & (1<<0)) { Led8On; } else { Led8Off; }
  if (val & (1<<1)) { Led7On; } else { Led7Off; }
  if (val & (1<<2)) { Led6On; } else { Led6Off; }
  if (val & (1<<3)) { Led5On; } else { Led5Off; }
  if (val & (1<<4)) { Led4On; } else { Led4Off; }
}


void main(void) {
  WDTCTL = WDTPW | WDTHOLD;
  InitCarteBlanche();

  // Initialisation du Timer :
  // choix de l'horloge et mode continu
  TA0CTL = TASSEL_2 + ID_3 + MC_2;

  while (1) { // boucle infinie
    if (TA0CTL & TAIFG) { // teste le fanion d'overflow
      TA0CTL &=~TAIFG;
      Led1Toggle;
    }
  }
}