ERROR :  [Errno 13] could not open port /dev/ttyUSB0: [Errno 13] Permission denied: '/dev/ttyUSB0'
*** Initializing GBTs on FEC ***
Resetting QSFPs...
Resetting Transceivers...
Reconfiguring Reference Clock to 240 MHz...
Releasing Transceiver Resets...
Releasing QSFP Resets...
Waiting 10s for GBT RX READY...
RX READY received on GBT0
NO RX READY on GBT1!
NO RX READY on GBT2!
NO RX READY on GBT3!
delay 5 cfgfile /home/tpc/sampa_alignment/sts-config/sts-cfg-dly-5.txt
ERROR :  [Errno 13] could not open port /dev/ttyUSB0: [Errno 13] Permission denied: '/dev/ttyUSB0'
delay 5 set