M-7084 User Manual, Rev. A1.3 7PH-013-A13
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3.1 M-7084 Modbus Address Mapping
Address
Description
Attribute
30001 ~ 30016 Counter/frequency value of channel 0 to 7, two
registers for each channel
R
40065 ~ 40080 Maximum value for up counter 0 to 7, two registers
for each channel
R/W
40097 ~ 40112 Preset value of counter 0 to 7, two registers for each
channel
R/W
40161
Frequency measurement timeout in 100ms, 1 ~ 255 R/W
40162
Low-pass filter time for channel 0 and 1 in us, 1 ~
32767
R/W
40163
Low-pass filter time for channel 2 and 3 in us, 1 ~
32767
R/W
40164
Low-pass filter time for channel 4 to 7 in us, 1 ~
32767
R/W
40257 ~ 40264 Type code of channel 0 to 7
R/W
40481
Firmware version (low word)
R
40482
Firmware version (high word)
R
40483
Module name (low word)
R
40484
Module name (high word)
R
40485
Module address, valid range: 1 ~ 247
R/W
40486
Bits 5:0
Baud rate, valid range: 3 ~ 10
Bits 7:6
00: 8 data bits, no parity, 1 stop bit
01: 8 data bits, no parity, 2 stop bit
10: 8 data bits, even parity, 1 stop bit
11: 8 data bits, odd parity , 1 stop bit
R/W
40488
Modbus response delay time in ms, valid range: 0 ~
30
R/W
40489
Host watchdog timeout value, 0 ~ 255, in 0.1s
R/W
40490
Start/stop counting, bit 0 for ch0, bit 1 for ch1, …,
00h ~ FFh
R/W
40492
Host watchdog timeout count, write 0 to clear
R/W
