Embedded-Hacking/0x0008_unitialized-variables/0x0008_unitialized-variables.c

#include <stdio.h>
#include "pico/stdlib.h"

#define LED_PIN 16 

int main(void) {
    uint8_t age;

    stdio_init_all();

    gpio_init(LED_PIN);
    gpio_set_dir(LED_PIN, GPIO_OUT);

    while (true) {
        printf("age: %d\r\n", age);

        gpio_put(LED_PIN, 1);
        sleep_ms(500);

        gpio_put(LED_PIN, 0);
        sleep_ms(500);
    }
}