Measurement Computing Micro 488/EX rev.2.1 - Manual (Page 148)

Section 5 Command Descriptions
5.78
PRINT#1,"SPOLL" Check the SRQ status
INPUT#1,SRQ
IF SRQ<>0 THEN…
If SRQ is asserted then …
PRINT#1,"SPOLL 10,12,16"
INPUT#1,SP10,SP12,SP16
Get SPOLL response from devices
10, 12 and 16.
SYNTAX SPOLL
or
SP
RESPONSE 0 to 255
MODE *CA
BUS STATES None
EXAMPLES PRINT#1,"SPOLL" Get own Spoll Status
INPUT#1,SPSTAT
IF (SPSTAT AND 64) = 0 THEN…
rsv will be reset if we have been Spolled.