~ruther/stm32h747i-disco-usb-image-viewer

ref: c298348f285fbfddea5180435c867af1e2b429f6 stm32h747i-disco-usb-image-viewer/tests/device_descriptor/delay.h -rw-r--r-- 93 bytes
c298348f — Rutherther few minorities 1 year, 29 days ago 
                                                                                
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#include <stdlib.h>
#include <stdio.h>

#define DELAY_US(x) printf("Waiting for %d us.", x);