RUGGEDCOM ROS
User Guide
Chapter 1
Introduction
ModBus Memory Formats
19
Address
#Registers
Description (Reference Table in UI)
R/W
Format
0644
2
Port 3 Statistics – Serial Out characters
R
Uint32
0646
2
Port 4 Statistics – Serial Out characters
R
Uint32
0680
2
Port 1 Statistics – Serial In Packets
R
Uint32
0682
2
Port 2 Statistics – Serial In Packets
R
Uint32
0684
2
Port 3 Statistics – Serial In Packets
R
Uint32
0686
2
Port 4 Statistics – Serial In Packets
R
Uint32
06C0
2
Port 1 Statistics – Serial Out Packets
R
Uint32
06C2
2
Port 2 Statistics – Serial Out Packets
R
Uint32
06C4
2
Port 3 Statistics – Serial Out Packets
R
Uint32
06C6
2
Port 4 Statistics – Serial Out Packets
R
Uint32
Section 1.7.3
ModBus Memory Formats
The following ModBus memory formats are supported by Siemens:
•
•
•
•
•
•
•
Section 1.7.3.7, “PSStatusCmd”
•
Section 1.7.3.8, “TruthValues”
Section 1.7.3.1
Text
The Text format provides a simple ASCII representation of the information related to the product. The most
significant register byte of an ASCII characters comes first.
For example, consider a
Read Multiple Registers
request to read Product Identification from location 0x0000.
0x04
0x00
0x00
0x00
0x08
The response may look like:
0x04
0x10
0x53
0x59
0x53
0x54
0x45
0x4D
0x20
0x4E
0x41
0x4D
0x45
0x00
0x00
0x00
0x00
0x00