Detailed Description
2.6 Block search Type 5 SERUPRO
Mode Group, Channel, Program Operation, Reset Response (K1)
2-64 Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
With implicit IPTRUNLOCK
Nesting of search-suppressed program sections in two program levels with implicit
IPTRUNLOCK. The implicit IPTRUNLOCK in subprogram1 ends the search-suppressed
area.
; Interpretation of the blocks in an
illustrative sequence.
; Subprogram1 is prepared for the
block search:
N10010 IPTRLOCK() ; Program level 1
N10020 R1 = R1 + 1 ;
N10030 G4 F1 ; Hold block
... ; of the search-suppressed program
section starts
as in previous example ;
N20030 RET ;
... ;
N10060 R2 = R2 + 2 ;
N10070 RET ; End of search-suppressed program
section
N100 G4 F1 ; Main program is continued
An interruption in the search-suppressed program section of the above program always
returns block "N10030 G4 F1".
An interruption at N100 then returns N100 in SPARPRI again.
On one program level
Nesting of IPTRLOCK and IPTRUNLOCK on one program level
; Interpretation of the blocks in an
illustrative sequence
; Subprogram1 is prepared for the
block search:
N10010 IPTRLOCK() ; Program level 1
N10020 R1 = R1 + 1 ;
N10030 G4 F1 ; Hold block
of the search-suppressed program
section starts
... ;
... ;
N10050 IPTRLOCK() ; Is ineffective
... ;
N10060 IPTRUNLOCK() ; Is ineffective
N10070 R2 = R2 + 2 ; End of search-suppressed program
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