Question

Write a program for the msp430FR6989 to make led1 and led 2 alternate blinking 2. repeat the program to make each led blink 5 times in a sequence, then 5 times simultaneously

Answer 1

Hello,
       Please find the answer to the first question (Program 1) attached below. If the answer has helped you please give a thumbs up rating. Thank you and have a nice day!

************ C Code for Led 1 and 2 alternate blinking *******

//Demo app to blink LED1 and LED2 on the TI Launchpad
//which is attached to P1.0 and P2.0 respectively
//The green LED(LED2) is connected to P1.6

#include <msp430g2553.h>

int main(void) {
volatile int i;

// stop watchdog timer
WDTCTL = WDTPW | WDTHOLD;
// set up bit 0 and bit 1 of P1 as output
P1DIR = 0x02;
// intialize bit 0 of P1 to 0 and bit 1 to 1
P1OUT = 0x02;


// loop forever
for (;;) {
    // toggle bit 0 and bit 1 of P1
    P1OUT ^= 0x03;
    // delay for a while
    for (i = 0; i < 0x6000; i++);
}
}