WAGO I/O-SYSTEM 750 Manual page 143

WAGO-I/O-SYSTEM 750
®
750-644 Bluetooth RF-Transceiver
Request
Byte
0
1
2
3
4
Arguments
Parameter
MBX_CHECKSUM The value is determined by bytewise
Response
Byte
0
1
2
3
4
5
Return value
Parameters
MBX_RESULT
DLD_RESULT
DLD_CHECKSUM
Manual
Version 2.0.0, valid from FW/HW Version 03/03
7 6 5
2 2 2
T
Value
addition of the transmitted values.
7 6 5
2 2 2
T
Value
MBX_CMD_OK
MBX_CMD_GENERAL_ERROR
DLD_OK (0x00)
DLD_ERROR_DOWNLOAD_NOT
_STARTED (0x01)
DLD_ERROR_CHECKSUM (0x32)
DLD_ERROR_UNDERFLOW (0x33)
DLD_ERROR_DATASET_CORRUPT
(0x38)
The checksum calculated on the
®
Bluetooth
subsystem for the upload
®
(Bluetooth subsystem to PLC)
4 3
2 2
MBX_DLD_END
-
MBX_CHECKSUM (LSB)
MBX_CHECKSUM
MBX_CHECKSUM (MSB)
Description
Checksum of the block: The content
is dependent on the transmitted data
bytes.
4 3
2 2
MBX_DLD_END
MBX_RESULT
DLD_RESULT
MBX_CHECKSUM (LSB)
MBX_CHECKSUM
MBX_CHECKSUM (MSB)
Appendix
2 1
2 2
2 1
2 2
Description
Transfer successful
An error has occurred. More
detailed information in
DLD_RESULT
No error occurred
There is no active transfer.
The command is invalid.
Checksum error
Underflow, not enough data.
"Configuration" mode:
Written block in the "Extended
Register" is faulty.
Checksum
143
0
2
0
2