Siemens SIMATIC RF1040R

Programming
6.3 Programming via the RS232 interface
SIMATIC RF1000
Operating Instructions, 11/2019, C79000-G8976-C432-06
47
Table 6- 45 Response telegram without errors
Byte
Value
Description
0
0x0C
Without checksum
0x1C
With checksum
1
0x05
DevCode
2 0x01 CmdCode
3
0x07
Parameter length (7 bytes)
4
0x00
5
0x00
Message type
6
0x05
Message length (e.g. 0x05)
7 ... 11
0x11
Data from the user memory (e.g. 0x11)
12
0xXX
Optional checksum (when the value "0x1C" is set in byte 0)
Table 6- 46 Response telegram with errors
Byte
Value
Description
0
0x8C
Without checksum
0x9C
With checksum
1
0x05
DevCode
2
0x01
CmdCode
3
0x01
Parameter length (1 byte)
4
0x00
5 0x01 Status e.g. 0x01 ("BRP_ERR_STATUS")
Possible status codes:
• ERR_NOMESSAGE
• ERR_AR_DISABLED
• BRP_ERR_STATUS
6
0xDC
Optional checksum (when the value "0x9C" is set in byte 0)