Toshiba TSL3000 Communications Manual page 96

series Robot Controller
: Alarm history acquisition with message (Host computer → Controller) AH
Format
AH
Function
The AH command is used to transfer the alarm history with message of the
controller to the host computer.
For details on the contents of the alarm history, see the FL (File) command.
Protocol
Controller
(1) Normal response
FL, alarm history
(2) Error (Cannot receive request)
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 currently
occurring alarm.
If there are many alarm histories, all alarm histories may not be able to be received
by one communication. To receive continuing alarm histories, send an affirmative
response OK during each reception.
CR
– 91 –
COMMUNICATION MANUAL
Host computer
CR
AH
OK CR Affirmative response
 When currently occurring alarm
reception is discontinued midway:
NG CR Discontinuation request
STE 80722