Protocols for controlling the reader
7.7 [0x6D] Get Noise Level
RF290R
Configuration Manual, 09/2014, C79000-G8976-C377-01
53
7.7
[0x6D] Get Noise Level
The "Get Noise Level" command reads the current noise level from the reader.
Table 7- 13 Host
→ reader
Byte
1
2
3
4
5
6, 7
Content
STX
MSB ALENGTH LSB ALENGTH
COM-ADR
[0x6D]
CRC16
Default
0x02
-
-
-
-
-
Table 7- 14
Reader → host
Byte
1
2
3
4
5
6
7 ... 12
13, 14
Content
STX
MSB
ALENGTH
LSB
ALENGTH
COM-ADR
[0x6D]
STATUS
1)
NOISE-
LEVEL
CRC16
Default
0x02
-
-
-
-
-
-
-
1)
You will find further information in the Appendix (Page 103).
Name
Description
NOISE-
LEVEL
Byte
7, 8
9, 10
11, 12
Noise level
minimum noise level
average noise level
maximum noise level
7.8
[0x6E] Reader Diagnostic
The "Reader Diagnostic" command executes a series of hardware diagnostics functions in
the reader.
Table 7- 15
Host → reader
Byte
1
2
3
4
5
6
7, 8
Content
STX
MSB
ALENGTH
LSB
ALENGTH
COM-ADR
[0x6E]
MODE
CRC16
Default
0x02
-
-
-
-
-
-
Table 7- 16
Reader → host
Byte
1
2
3
4
5
6
7, 8
9, 10
Content
STX
MSB
ALENGTH
LSB
ALENGTH
COM-ADR
[0x6E]
STATUS
1)
DATA
CRC16
Default
0x02
-
-
-
-
-
-
-