MODBUS PROTOCOL
Table 19–1: Modbus memory map (Sheet 31 of 33)
Address
Description
06A0
Port 30: Number of 128 to 255 byte
frames received/sent
06A2
Port 30: Number of 256 to 511 byte
frames received/sent
06A4
Port 30: Number of 512 to 1023 byte
frames received/sent
06A6
Port 30: Number of 1023 to maximum
byte frames received/sent
06A8
Port 30: Number of MAC error packets
06AA
Port 30: Number of dropped received
packets
06AC
Port 30: Number of multicast frames
sent
06AE
Port 30: Number of broadcast frames
sent
06B0
Port 30: Number of <64 byte fragments
with good CRC
06B2
Port 31: Number of bytes received
06B4
Port 31: Number of bytes sent
06B6
Port 31: Number of frames received
06B8
Port 31: Number of frames sent
06BA
Port 31: Total bytes received
06BC
Port 31: Total frames received
06BE
Port 31: Number of broadcast frames
received
06C0
Port 31: Number of multicast frames
received
06C2
Port 31: Number of frames with CRC
error
06C4
Port 31: Number of oversized frames
received
06C6
Port 31: Number of bad fragments
received (<64 bytes)
06C8
Port 31: Number of jabber frames
received
06CA
Port 31: Number of collisions occurred
06CC
Port 31: Number of late collisions
occurred
06CE
Port 31: Number of 64-byte frames
received/sent
06D0
Port 31: Number of 65 to 127 byte
frames received/sent
06D2
Port 31: Number of 128 to 255 byte
frames received/sent
06D4
Port 31: Number of 256 to 511 byte
frames received/sent
06D6
Port 31: Number of 512 to 1023 byte
frames received/sent
19–34
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
MULTILINK ML3000 ETHERNET COMMUNICATIONS SWITCH – INSTRUCTION MANUAL
CHAPTER 19: 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
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