EPICS Cheat Sheet

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Revision as of 19:52, 15 March 2023 by Rodolakis (talk | contribs) (Created page with "== Channel Access (CA) command-lines == * <code>'''caget'''</code> - get the value of one of more PVs * <code>'''caput'''</code> - change the value of a PV * <code>'''camonit...")
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Channel Access (CA) command-lines

  • caget - get the value of one of more PVs
  • caput - change the value of a PV
  • camonitor - monitor the value of one or more PVs
  • cainfo - print info about a PV, including which host is running the IOC

Example:

$ caget kmp3:m1.{DESC,RTYP,DTYP,VAL}
kmp3:m1.DESC           theta motor
kmp3:m1.RTYP           motor
kmp3:m1.DTYP           asynMotor
kmp3:m1.VAL            60


IOC shell commands

help [command] - shows available commands or syntax of specified command
dbpr record_name [0-9] - displays fields and values for a given record
dbl - lists all records in an IOC
dbl record_type - lists all records of a specific type in an IOC
dbl record_type "field_list" - lists specified fields (space-separated list) of records of a specific type in an IOC
dbpf pv_name value - change a PV’s value – analogous to caput
dbgf pv_name - read a PV’s value – analogous to caget
epicsEnvShow - prints environment variables
seqShow - shows running sequence programs
seqStop - stops a running sequence program