xLadder user manual-V2.0.0.6

UMB06

Write a single hold register

EN : enable or not enable

 TBL:Configuration table,If the input is MB200: MB200 is the configuration word ( Instruction Output ) M200.0 Communications have been queued ( Instruction Output ) M200.1 Communication completion ( Instruction Output ) M200.2 Communication error ( Instruction Output ) MB201 is error number.0 indicates no error.

SLA : MODBUS slave address

 ADDR : The offset of hold register ( The offset of 4X )

 LDAT : Store the data which will be written to the slave station.

UMB16

Write more than one hold registers

EN : enable or not enable

 TBL:Configuration table,If the input is MB200: MB200 is the configuration word

( Instruction Output ) M200.0 Communications have been queued ( Instruction Output ) M200.1 Communication completion ( Instruction Output ) M200.2 Communication error ( Instruction Output ) MB201 is error number.0 indicates no error.

SLA : MODBUS slave address

 ADDR : The offset of hold register ( The offset of 4X )

 CNT : Number of hold register LDAT : Store the data which will be written to the slave station. The use of MODBUS communication instructions will be illustrated with

examples in the additional chapter.

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