Measurement Computing Digital488 - Manual (Page 58)

Section 3 Command Descriptions
3.28
K# End Or Identify
K0
EOI enabled
K1 EOI disabled
M## Service Request
M0
SRQ is disabled
M1 SRQ on Service input transition
M2 SRQ on EDR input transition
M4 SRQ on Bus error
M8 SRQ on Test error
M16 SRQ on Ready
Note: the status indication reflects the sum of all received Service Request commands.
P# Selected Port
P0
All ports selected
P1 Port 1 selected
P2 Port 2 selected
P3 Port 3 selected
P4 Port 4 selected
P5 Port 5 selected
R# Data Ready
R0
Data is not latched, but is read when Digital 488 is
addressed to talk
R1 Data is latched on EDR transition
T# Test LED
T0
Perform RAM and ROM test
Y# Terminator
Y0 CR
LF
Y1 LF CR
Y2 CR only
Y3 LF only