Programming
6.3 Programming via the RS232 interface (using the Freeport protocol)
SIMATIC RF1000
Operating Instructions, 02/2020, C79000-G8976-C432-07
53
6.3.2.10
Autoread_SetMode
Max. reader response time: 100 ms
Table 6- 44 Request telegram
Byte
Value
Description
0
0x0C
Without checksum
0x1C
With checksum
1
0x05
DevCode of the command set containing the command to be called.
2
0x00
CmdCode of the command to be called.
3
0x01
Parameter length (1 byte)
4
0x00
5
0xXX
Autoread:
•
Off (0x00)
•
On, permanently (0x01)
•
On, once (0x02)
6
0xXX
Optional checksum (when the value "0x1C" is set in byte 0)
Table 6- 45 Response telegram without errors
Byte
Value
Description
0
0x0C
Without checksum
0x1C
With checksum
1
0x05
DevCode of the command set containing the command to be called.
2
0x00
CmdCode of the command to be called.
3 ... 4
0x00
Parameter length (0 bytes)
5
0xC4
Optional checksum (when the value "0x1C" is set in byte 0)