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

ref: e7cf923825d668664537583c14a0367769da97ec stm32h747i-disco-usb-image-viewer/firmware/tests/device_descriptor/delay.h -rw-r--r-- 93 bytes
e7cf9238 — Rutherther docs: clarify usage, add missing commands 3 months ago 
                                                                                
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#include <stdlib.h>
#include <stdio.h>

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