
SfAR-S-16DO User Manual
www.ismacontrolli.com
DMP280en | 3rd Issue rev. 2 | 05/2022
page 16 of 20
8 Modules Registers
8.1 Registered Access
Modbus
Dec
Hex
Register Name
Access
Description
30001
0
0x00
Version/Type
Read
Version and type of the
device
30002
1
0x01
Switches
Read
Switches state
40003
2
0x02
Baud Rate
Read/write
RS485 baud rate
40004
3
0x03
Stop Bits & Data Bits
Read/write
No. of stop bits & data bits
40005
4
0x04
Parity
Read/write
Parity bit
40006
5
0x05
Response Delay
Read/write
Response delay in ms
40007
6
0x06
Modbus Mode
Read/write
Modbus mode (ASCII or RTU)
40009
8
0x08
Watchdog
Read/write
Watchdog
40013
12
0x0C
Default Output State
Read/write
Default output state (after
power on or watchdog reset)
40033
32
0x20
Received Packets LSR (Least
Significant Register)
Read/write
No. of received packets
40034
33
0x21
Received Packets MSR (Most
Significant Register)
Read/write
40035
34
0x22
Incorrect Packets LSR
Read/write
No. of received packets with
error
40036
35
0x23
Incorrect Packets MSR
Read/write
40037
36
0x24
Sent Packets LSR
Read/write
No. of sent packets
40038
37
0x25
Sent Packets MSR
Read/write
40052
51
0x33
Outputs
Read/write
Output state
Table 9. Registered access
8.2 Bit Access
Modbus
Address
Dec Address
Hex
Address
Register Name
Access
Description
193
192
0x0C0
Default State of
Output 1
Read/write
Default state of
output 1
194
193
0x0C1
Default State of
Output 2
Read/write
Default state of
output 2