Table of Contents
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CHAPTER 19: MODBUS PROTOCOL
Table 19–1: Modbus memory map (Sheet 30 of 33)
Address
Description
0668
Port 29: Number of late collisions
occurred
066A
Port 29: Number of 64-byte frames
received/sent
066C
Port 29: Number of 65 to 127 byte
frames received/sent
066E
Port 29: Number of 128 to 255 byte
frames received/sent
0670
Port 29: Number of 256 to 511 byte
frames received/sent
0672
Port 29: Number of 512 to 1023 byte
frames received/sent
0674
Port 29: Number of 1023 to maximum
byte frames received/sent
0676
Port 29: Number of MAC error packets
0678
Port 29: Number of dropped received
packets
067A
Port 29: Number of multicast frames
sent
067C
Port 29: Number of broadcast frames
sent
067E
Port 29: Number of <64 byte fragments
with good CRC
0680
Port 30: Number of bytes received
0682
Port 30: Number of bytes sent
0684
Port 30: Number of frames received
0686
Port 30: Number of frames sent
0688
Port 30: Total bytes received
068A
Port 30: Total frames received
068C
Port 30: Number of broadcast frames
received
068E
Port 30: Number of multicast frames
received
0690
Port 30: Number of frames with CRC
error
0692
Port 30: Number of oversized frames
received
0694
Port 30: Number of bad fragments
received (<64 bytes)
0696
Port 30: Number of jabber frames
received
0698
Port 30: Number of collisions occurred
069A
Port 30: Number of late collisions
occurred
069C
Port 30: Number of 64-byte frames
received/sent
069E
Port 30: Number of 65 to 127 byte
frames received/sent
MULTILINK ML3000 ETHERNET COMMUNICATIONS SWITCH – INSTRUCTION MANUAL
Range
Step
Format
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
MODBUS PROTOCOL
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19–33
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