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Yaskawa Remote Serial Communication Controller LAN Node PCB for use with Microtrac DSD LAN User Manual

Page 16

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16

RD 790-30

Examples of RSC Messages.

EXAMPLE 1. Drive allocates a numeric output and then keeps the output updated.

EX1.1. Drive #4 powers up and sends a Remote Numeric Output
Allocation Request. The data sent over the serial port from the RSC
to the external device is as follows (in the given order):

001H 0FEH 007H 004H 011H

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Start of message sequence (SOH, NOT SOH)——— 001H 0FEH |

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Length, 7 bytes——————————————————————— 007H

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Drive #4—————————————————————————————— 004H

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Message Type 011H, Remote Numeric Output Allocation Request————— 011H

002H 00CH 005H 000H 02FH

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Channel #2——————————————————— 002H | |

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Subchannel #12————————————————————00CH |

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Output time of 5 seconds———————————————————005H

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Fault reaction to leave allocated———————————————————000H |
Checksum————————————————————————————————02FH

EX1.2. Drive continues to keep the output updated by sending Numeric
Update messages when the data changes and at 4 second intervals.
The data sent over the serial port from the RSC to the external

device is as follows (in the given order):

001H 0FEH 009H 004H 030H

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Start of message sequence (SOH, NOT SOH)——— 001H 0FEH |

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Length, 9 bytes————————————————————————009H

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Drive #4 ——————————————————————————————004H

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Message Type 030H,Numeric Update——————————————————— 030H