User manual

905U-G Wireless Gateway User Manual
Page 101 ©September 2004
00h: Change of address is still possible at a later stage
01h-FFh: Change of address only possible after the initial address (i.e. default address =
126)
• Error Code [1 ...4 ]
If ‘Return Code ’ equals 8030h (‘Negative indication from lower layer ’), status values
according to the DP-specification are available in ‘Error Code 1 ’. Error Codes 2 ...3 are
reserved.
(See "Return Codes" and "Error Codes" in section 4.10.5 below.)
• Return Code
See "Return Codes" in section 4.10.5 “DP Error Codes ”.
• Fault Information
If ‘Invalid Other ’is returned in the Message Information word in the header of the
response, information about the fault can be found here.
0001h: Current slave address out of range.
0002h: New slave address out of range.
000Ah: Failed to execute request.(See ‘Return Code ’ for additional fault information))
000Bh: Remote station failure.(See ‘Return Code ’ for additional fault information)
00FFh: Module not initialised.
• Slave Data
With this parameter it is possible to deliver user specific data. The data is stored in the
slave if possible (i.e. EEPROM, FLASH etc.)