Rockwell Automation 1738 Assembly Connections for POINT I/O and ArmorPOINT I/O EtherNet/IP Adapters - Manual (Page 76)

Publication 1734-UM016A-EN-P - October 2010
70 1734/1738 I/O Module Assembly Information
The format and length of the Produced and Consumed I/O assemblies vary
with the configuration of the module. For more information regarding the
specific fields of these assemblies and how they are impacted by the
configuration, refer to the product user manual.
15 ASCII Consume String Data Type
16 ASCII Transmit Swap Mode
17 Transmit Handshake Mode
Produced Input Data Assembly 101
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 RX Transaction ID
1 Status
2
Reserved or Length
(2)
(2)
The meaning of these fields depends on the configuration of the module.
3
Reserved or Length
(2)
4 ASCII Data (from 1 to 128 bytes)
N
(1)
(1) The length of the assembly depends on the amount of ASCII Data transmitted.
<CR> Terminator
Consumed Output Data Assembly 102
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 Reserved
1 TX Transaction ID
2 Reserved
3 Length
4 ASCII Data (from 1 to 128 bytes)
N
(1)
(1) The length of the assembly depends on the amount of ASCII Data transmitted.
<CR> Terminator
Configuration Assembly Instance 103
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0