
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
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