Fidelix FX-RP multiDISPLAY
Programming manual
page 31 of 38
Complete Display register structure overview
All internal registers used by the FX-RP multiDISPLAY are Holding registers.
Register sections
start
end
function
0
749
Input data
1000
1749
Output data
2000
2309
Trend
2310
2373
Graphical look-up table editor
2400
2911
String data
3000
3063
Special functions
65278
65343
Data download
Input data (input from an external Modbus master)
The external Modbus Master writes to these slave display registers:
POINT1
Reg00
Parameters, Divider, Unit
Reg01
Value (16 highest bits)
Reg02
Value (16 lowest bits)
POINT2
Reg03
Reg04
Reg05
POINT3
Reg06
Reg07
Reg08
…
POINT250 Reg747
Parameters, Divider, Unit
Reg748
Value (16 highest bits)
Reg749
Value (16 lowest bits)
The “Parameters, Divider, Unit” register is divided into two:
Parameters & Divider (most significant byte of the “Parameters, Divider, Unit” register), and Unit (least significant
byte of the “Parameters, Divider, Unit” register).
For the Parameters & Divider part, these are the meaning of bits from most significant to least significant:
8:
reset manual override
7:
do not show value set from display
6:
reserved
5:
reserved
4-1:
divider for the value (# of decimals)
0000
1 (0)
0001
10 (1)
0010
100 (2)
0011
1000 (3)