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8 PROGRAMMING
8.1 Precautions on Programming
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8
8
PROGRAMMING
This chapter describes programming and start-up examples of the FX5-ASL-M.
8.1
Precautions on Programming
This section describes precautions on programming on the FX5-ASL-M.
Interlock program of automatic address detection
The interlock program described here prevents 'Automatic address detection command' (Un\G27 b1) from being turned on
during a parameter access
*1
or during automatic address detection
*1
, allowing proper automatic address detection.
The following shows an interlock program in which the start module number of the FX5-ASL-M is assigned to 0001H.
*1 Indicates that 'Parameter access completion flag' (Un\G28 b9) is off or 'Automatic address detection flag' (Un\G28 b11) is on.
Ex.
Interlock example
Classification
Label name
Description
Device
Module label
FX5ASLM_1.bModuleREADY_D
Module READY
U1\G28 b0
FX5ASLM_1.bDP_DNShortError_D
DP/DN short error
U1\G28 b1
FX5ASLM_1.b24V_DPShortError_D
24V/DP short error
U1\G28 b2
FX5ASLM_1.bTransmissionCableVoltageDdropError_D
Transmission cable voltage drop error
U1\G28 b3
FX5ASLM_1.bPalameterAccessCompletionFlag_D
Parameter access completion flag
U1\G28 b9
FX5ASLM_1.bAutomaticAddressDetectionFlag_D
Automatic address detection flag
U1\G28 b11
FX5ASLM_1.bOverlapAddressInspectionFlag_D
Overlap address inspection flag
U1\G28 b12
FX5ASLM_1.bAutomaticAdrressDetectionCommand_D
Automatic address detection command
U1\G27 b1
Label to be defined
Define global labels as shown below:
Содержание MELSEC iQ-F FX55-ASL-M
Страница 1: ...MELSEC iQ F FX5 User s Manual ASLINK ...
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Страница 12: ...10 INDEX 88 REVISIONS 90 WARRANTY 91 TRADEMARKS 92 ...
Страница 13: ...11 CONTENTS ...
Страница 23: ...3 PROCEDURES BEFORE OPERATION 21 3 MEMO ...
Страница 91: ...I 89 MEMO ...
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