series Robot Controller
: File Directory Request
Format
CA
CR
Function
The CA command is used to transmit the directory of files in the RAM drive from the
controller to the host computer. For information on the contents of directories to be
transmitted, see the FL (File) command.
Protocol
Controller
(1)
Normal response
FL, Directory
(2)
Abnormal response
CR
NG
Negative response
Note
Put in a delay of about 50 msec until the host computer sends an affirmative
response OK to the controller after the host computer has received the directory.
(Host computer → Controller)
CA
OK
When file directory reception is
discontinued midway:
NG
– 62 –
COMMUNICATION MANUAL
CA
Host computer
CR
CR
Affirmative response
CR
Discontinuation request
STE 80722