MODBUS PROTOCOL

CHAPTER 18: MODBUS PROTOCOL

Table 18–1: Modbus memory map (Sheet 29 of 33)

Address

Description

Range

Step

Format

Default

 

 

 

 

 

 

0630

Port 28: Number of bad fragments

0 to

1

F9

0

 

received (<64 bytes)

4294967295

 

 

 

 

 

 

 

 

 

0632

Port 28: Number of jabber frames

0 to

1

F9

0

 

received

4294967295

 

 

 

 

 

 

 

 

 

0634

Port 28: Number of collisions occurred

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

0636

Port 28: Number of late collisions

0 to

1

F9

0

 

occurred

4294967295

 

 

 

 

 

 

 

 

 

0638

Port 28: Number of 64-byte frames

0 to

1

F9

0

 

received/sent

4294967295

 

 

 

 

 

 

 

 

 

063A

Port 28: Number of 65 to 127 byte

0 to

1

F9

0

 

frames received/sent

4294967295

 

 

 

 

 

 

 

 

 

063C

Port 28: Number of 128 to 255 byte

0 to

1

F9

0

 

frames received/sent

4294967295

 

 

 

 

 

 

 

 

 

063E

Port 28: Number of 256 to 511 byte

0 to

1

F9

0

 

frames received/sent

4294967295

 

 

 

 

 

 

 

 

 

0640

Port 28: Number of 512 to 1023 byte

0 to

1

F9

0

 

frames received/sent

4294967295

 

 

 

 

 

 

 

 

 

0642

Port 28: Number of 1023 to maximum

0 to

1

F9

0

 

byte frames received/sent

4294967295

 

 

 

 

 

 

 

 

 

0644

Port 28: Number of MAC error packets

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

0646

Port 28: Number of dropped received

0 to

1

F9

0

 

packets

4294967295

 

 

 

 

 

 

 

 

 

0648

Port 28: Number of multicast frames

0 to

1

F9

0

 

sent

4294967295

 

 

 

 

 

 

 

 

 

064A

Port 28: Number of broadcast frames

0 to

1

F9

0

 

sent

4294967295

 

 

 

 

 

 

 

 

 

064C

Port 28: Number of <64 byte fragments

0 to

1

F9

0

 

with good CRC

4294967295

 

 

 

 

 

 

 

 

 

064E

Port 29: Number of bytes received

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

0650

Port 29: Number of bytes sent

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

0652

Port 29: Number of frames received

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

0654

Port 29: Number of frames sent

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

0656

Port 29: Total bytes received

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

0658

Port 29: Total frames received

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

065A

Port 29: Number of broadcast frames

0 to

1

F9

0

 

received

4294967295

 

 

 

 

 

 

 

 

 

065C

Port 29: Number of multicast frames

0 to

1

F9

0

 

received

4294967295

 

 

 

 

 

 

 

 

 

065E

Port 29: Number of frames with CRC

0 to

1

F9

0

 

error

4294967295

 

 

 

 

 

 

 

 

 

0660

Port 29: Number of oversized frames

0 to

1

F9

0

 

received

4294967295

 

 

 

 

 

 

 

 

 

0662

Port 29: Number of bad fragments

0 to

1

F9

0

 

received (<64 bytes)

4294967295

 

 

 

 

 

 

 

 

 

0664

Port 29: Number of jabber frames

0 to

1

F9

0

 

received

4294967295

 

 

 

 

 

 

 

 

 

0666

Port 29: Number of collisions occurred

0 to

1

F9

0

 

 

4294967295

 

 

 

 

 

 

 

 

 

18–32

MULTILINK ML1200 MANAGED FIELD SWITCH – INSTRUCTION MANUAL

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GE ML1200 instruction manual Modbus memory map Sheet 29