
Position Decoding IP 240
FB 27 LEN=26
NETWORK 1 0000 INTERRUPT SERVICE ROUTINE FOR THE IP 240
FB27 : INTERRUPT ORGANIZATION BLOCK FOR THE SAMPLE PROGRAM
INTERRUPT CAUSE/SOURCE IS DETERMINED AND THE APPROPRIATE INTERRUPT PROGRAM
(IN THIS CASE FB28) IS CALLED.
NAME :INTRT
0005 :JU FB 170
0006 NAME :STEU.WEG
0007 DBNR : KF +12
0008 FKT : KF +3 READ INTERRUPT REQUEST BYTES
0009 PAFE : FY 3 -AUX BYTE2
000A :L FY 3 -AUX BYTE2
000B :L KB 0
000C :><F
000D := F 11.3 -PAFE IR
000E :A DB 12
000F :L DW 20 QUERY IF INTERRUPT WAS
0010 :L KB 0 GENERATED BY CHANNEL 1
0011 :><F
0012 :JC FB 28 INTERRUPT SERVICE ROUT. CHANNEL 1
0013 NAME :INTRT K1
0014 :BE
FY 3 = AUX BYTE2 SCRATCH FLAG BYTE INTERRUPT SERVICE ROUT.
F 11.3 = PAFE IR FOR READING INTERRUPT REQUEST BYTE (FB27)
7-54
EWA 4NEB 811 6120-02a
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