User manual

Ethernet TCP/IP Modbus Application Protocol
33002479 06 07/2008 347
Example Here are the values for a sample mbap_pdu for reading a register:
00 01 00 00 00 06 01 03 00 00 00 01
The following table shows the structure and content for this example:
inv_id 00 01
proto_id 00 00
len 00 00
dst_idx 01
func_code 03
data 00 00 00 01