ditch the -f (that does a full flash)
the eips ''
Glad to be of service.
(in the future if you are unsure if it is " or '' - simply highlight them on the page. as you can see two '' highlight differently to one "
simply put if you can select between the quotes? they are single quotes
80000 micros is not 8s for the record
The usleep() function suspends execution of the calling thread for (at least) usec microseconds. (it's 0.08 of a second)