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7.11
[0x85] Set System Timer
The "Set System Timer" command sets the internal system time of the CPU. The internal
system time is saved in every data set following select, read or write commands to a
transponder.
Table 7- 23
Host → reader
Byte
1
Content
STX
Default
0x02
Table 7- 24
Reader → host
Byte
1
Content
STX
Default
0x02
You will find further information in the Appendix (Page 103).
1)
Name
Description
TIMER
Byte
TIME
Value
Note
Internal system time
The internal system time is not a real-time clock (RTC) and the accuracy cannot be
guaranteed.
7.12
[0x86] Get System Timer
The "Get System Timer" command reads the internal system time of the CPU.
Table 7- 25
Host → reader
Byte
1
Content
STX
Default
0x02
RF290R
Configuration Manual, 09/2014, C79000-G8976-C377-01
2
3
MSB
LSB
ALENGTH
ALENGTH
-
-
2
3
MSB
LSB
ALENGTH
ALENGTH
-
-
6
h
0 ... 23
2
MSB ALENGTH
LSB ALENGTH
-
4
5
COM-ADR
[0x85]
-
4
5
COM-ADR
[0x85]
-
7
min
0 ... 59
3
4
COM-ADR
-
-
Protocols for controlling the reader
7.11 [0x85] Set System Timer
6 ... 9
TIMER
-
-
6
STATUS
1)
-
-
8, 9
ms
0 ... 59999
5
[0x86]
-
10, 11
CRC16
-
7, 8
CRC16
-
6, 7
CRC16
-
57
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