iSMA-B-W0202 Modbus User Manual
version 1.2
Page 13 / 49
Configuration registers
WARNING!
Changing the parameters concerning the transmission configuration will only take
effect after restarting the module or reload settings –register (40001).
Firmware version and module type (30001)
In this register are encoded type and firmware version of module.
Low byte contains information about the type of module in accordance with the table below:
Value
Type
80
10
(0x50
16
)
iSMA-B-W0202
Table 3 Firmware version and module type
High byte contains the module firmware version multiplied by 10.
The example:
In register 30001 is number 20490
10
= 0x500A
16
. It means that it is a module iSMA-B-W0202
(0x50) with firmware in version 1.0 (0x0A
16
= 10
10
)
Counter of received messages (30004)
32-bit register with the number of valid Modbus messages received by the module from the last
powered up. The value is reset after power cycle or after changing transmission parameters (baud
rate, stop bits, parity, etc.).
Counter of error messages (30006)
32-bit register with the number of error Modbus messages received by the module from last
powered up. The value is reset after power cycle or after changing transmission parameters (baud
rate, stop bits, parity, etc.).
Counter of sent messages (30008)
32-bit register with the number of Modbus messages sent by the module from last powered up.
The value is reset after power cycle or after changing transmission parameters (baud rate, stop
bits, parity, etc.).
Up time (30012)
This 32-bits register contains module working time in seconds from last power up or module
reset.