Example of using my utilities with the existing LOC3 library

blink.c

/*
 * Very simple blink function which will
 * blink an LED on the Nucleo board.
 */

#include <stdint.h>
#include <loc3util/stm32/pins.h>
#include <loc3util/stm32/clock.h>


int
main( void )
{
    /* set up the max clock for F411 using HSI */
    clock_setup(96000000, 0);

    /* make PC0, PC1, PB0, and PA4 output pins */
    pin_output(PC0, PC1, PB0, PA4, PXX);

    /* Set two of them to the 'high' state */
    pin_set(PC1, PA4, PXX);
    while (1) {
        /* alternately blink them */
        pin_toggle(PC0, PC1, PB0, PA4, PXX);
        msleep(100);
    }
}