Function step

FluxEngine.cydsn/main.c:228–236

}

static void step(int dir)
{
    STEP_REG_Write(dir); /* step high */
    CyDelayUs(6);
    STEP_REG_Write(dir | 2); /* step low */
    CyDelayUs(6);
    STEP_REG_Write(dir); /* step high again, drive moves now */
    CyDelay(STEP_INTERVAL_TIME);
}

/* returns true if it looks like a drive is attached */
static bool home(void)