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Programming
8.2 Programming via Modbus
If these registers are read while a read command is pending at the same time, the value "0" is
returned. If these registers are read while a write command is pending at the same time, the
written values are returned.
Table 8-15
Name
Access
Default value
8.2.3.10
LED Control
You can use this register to assign parameters to the LEDs and the acoustic signal of the reader.
Table 8-16
Name
Access
Default value
Possible values
72
Register structure
15...8
Data [2*n]
Read and write
0
Register structure
15...8
Flash frequency of LED
Read and write
0
•
0:
•
1: 1 Hz
•
2: 2 Hz
•
3: Reserved
•
4: 4 Hz
•
5...255: Reserved
Bit
7...0
Data [2*n+1]
Read and write
0
Bit
7
Acustic signal
Read and write
0
•
0: Off
•
1: On
Operating Instructions, 08/2023, C79000-G8976-C698-02
6...0
LED color
Read and write
0
•
0: Transparent (the
reader controls the
LED)
•
1: Off
•
2: Red
•
3: Orange
•
4: Green
•
5...255: Reserved
SIMATIC RF1100
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