The Samba PLC is going to be a slave ModbusRTU connected to a gateway iot that works via comm rs485.
And they ask me if i can make the next arrange:
All modbus registers will be type “16-bit unsigned Holding Register” and will use the standard ModBus big endian notation
Inside PLC Samba
Modbus Register
Type
R/W
Value Desired
BOOL
1
Number
R
0,1
BOOL
2
Number
R
0,1
BOOL
3
Number
R
0,1
BOOL
4
Number
R
0,1
BOOL
5
Number
R
0,1
BOOL
6
Number
R
0,1
BOOL
7
Number
R
0,1
BOOL
8
Number
R
0,1
BOOL
9
Number
R
0,1
BOOL
10
Number
R
0,1
MI
11
Number
R
0 - 65535
MI
12
Number
R
0 - 65535
BOOL
13
Number
R
0,1
MI
14
Number
R
0 - 65535
15
16
17
18
19
20