Function 104 Coding Example

Request relay(s) channel's parameters from node 1
All eight structures are required to be sent.

Format-
[node address][68h][register start(2 bytes)][number of registers(2 bytes)][crc(2 bytes)]
[01][68][0000][0041][A033]

Returned relay(s) channel's parameters
Format-
[node number][68h][register start(2 bytes)][number of registers(2 bytes)][number of bytes][<-8 structures + 1 relay actions + 1 padding byte (130 (82h) bytes of data)->][crc(2 bytes)]
[01][68][0000][0041][82]
[64 05 FE 00 01 01 00 00 00 00 01 0E FE 01 00 0A]
[64 05 FE 00 01 01 00 00 00 00 01 10 FE 02 00 0A]
[64 05 00 00 01 03 00 00 00 00 01 00 00 00 00 0A]
[64 05 00 00 01 03 00 00 00 00 01 00 00 00 00 0A]
[64 05 00 00 01 03 00 00 00 00 01 00 00 00 00 0A]
[64 05 00 00 01 03 00 00 00 00 01 00 00 00 00 0A]
[64 05 00 00 01 03 00 00 00 00 01 00 00 00 00 0A]
[64 05 00 00 01 03 00 00 00 00 01 00 00 00 00 0A]
[01][02][CRC CRC] Relay energise on exception (1) :backlight colour 2=Red