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Scenes (WHO 17)

Original Document

This document describes the Open Web Net Message for WHO = 17 - SCENES, containing command, event session and status request messages.

WHAT Table

Value Description
1 Start Scene
2 Stop Scene
3 Enable Scene
4 Disable Scene

WHERE Table

Description Value
General 0
Scene num • If MH200N → [1-300]
• If MH202 → Numeric Value

Command Session - Scenes Frames

Start Scene - What = 1

Command:

Direction Open Frame
Client → Server *17*1*<where>##
Server → Client ACK

Event Session:

Direction Open Frame
Server → Client *17*1*<where>##

Stop Scene - What = 2

Command:

Direction Open Frame
Client → Server *17*2*<where>##
Server → Client ACK

Event Session:

Direction Open Frame
Server → Client *17*2*<where>##

Enable Scene - What = 3

Command:

Direction Open Frame
Client → Server *17*3*<where>##
Server → Client ACK

Event Session:

Direction Open Frame
Server → Client *17*3*<where>##

Disable Scene - What = 4

Command:

Direction Open Frame
Client → Server *17*4*<where>##
Server → Client ACK

Event Session:

Direction Open Frame
Server → Client *17*4*<where>##

Status Request

Scene Status Request Command

Command:

Direction Open Frame
Client → Server *#17*<where>##
Server → Client *17*[1-2]*<where>##
Server → Client *17*[3-4]*<where>##
Server → Client ACK

Event Session:

Direction Open Frame
Server → Client *17*[1-2]*<where>##
Server → Client *17*[3-4]*<where>##

Scene Communication Flow

The following diagram illustrates the typical scene command flow:

sequenceDiagram
    participant Client
    participant Server

    Note over Client,Server: Start Scene Command
    Client->>Server: *17*1*<where>##
    Server->>Client: ACK

    Note over Client,Server: Scene Status Request
    Client->>Server: *#17*<where>##
    Server->>Client: *17*[1-2]*<where>##
    Server->>Client: *17*[3-4]*<where>##
    Server->>Client: ACK

    Note over Client,Server: Event Notification
    Server->>Client: *17*1*<where>##

Message Format

All scene commands follow the standard Open Web Net format:

  • Start delimiter: *
  • WHO field: 17 (Scenes)
  • WHAT field: Command type (1-4)
  • WHERE field: Scene identifier
  • End delimiter: ##

Example: *17*1*5## starts scene number 5.

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