4. The diagram below (Figure. 2) shows the two input signals on pin 0 of port 1 and pin 3 of port 2. Given the code below, sketch the output signal on pin 3 of port 1. Finclude msp430.h int counter =0; void main (void) f WDTCTL = WDTPW I WDTHOLD; // Stop watchdog timer P1DIR =000; P2DIR =000; P1DIR I= BIT 3; P1IE |= BITO; P2IE = BIT 3; P1IES =BIT0; P2IES = BIT3; _big SBaregi aERE (GIE); while (1); \} // Port 1 Interrupt service routine \#pragma vector=PORT1_VECTOR _interrupt void Port_1 (void) f P1OUT =BIT3; P1IFG \& = BITO; 3 // Port 2 Interrupt service routine \#pragma vector=PORT2_VECTOR _interrupt void Port_2 (void) \{ if counter ==0 ); else if ( counter ==1) P1IES I= BITO; elge if counter ==2 ) P1IE = else \{ P1IE = BITO; P1IES =BIT0; 3 countertt; P2IEG = BIT 3; 3 4. The diagram below (Figure. 2) shows the two input signals on pin 0 of port 1 and pin 3 of port 2. Given the code below, sketch the output signal on pin 3 of port 1. Finclude msp430.h int counter =0; void main (void) f WDTCTL = WDTPW I WDTHOLD; // Stop watchdog timer P1DIR =000; P2DIR =000; P1DIR I= BIT 3; P1IE |= BITO; P2IE = BIT 3; P1IES =BIT0; P2IES = BIT3; _big SBaregi aERE (GIE); while (1); \} // Port 1 Interrupt service routine \#pragma vector=PORT1_VECTOR _interrupt void Port_1 (void) f P1OUT =BIT3; P1IFG \& = BITO; 3 // Port 2 Interrupt service routine \#pragma vector=PORT2_VECTOR _interrupt void Port_2 (void) \{ if counter ==0 ); else if ( counter ==1) P1IES I= BITO; elge if counter ==2 ) P1IE = else \{ P1IE = BITO; P1IES =BIT0; 3 countertt; P2IEG = BIT 3; 3