Siemens 500 NIM - Manual (Page 108)

NIM Primitives 4-55 SIMATIC TIWAY I Series 500 NIM User Manual
Download Response Parameter Descriptions
The basic format of the response is as follows:
LLLL 59 HH 00 RRRR OOOO
LLLL 59 HH XX RRRR (YYYY may be present on some XX codes)
where:
Symbol Value Definition
HH Attached device status
XX 00 Entered download mode
01 Download data was received and valid
02 Download complete
03 Reserved
04 Download aborted, exited mode
05 Download command (XX) not supported, reamin in
download mode.
06 Sequence number does not match the next expected
number in the YYYY field; remain in download mode.
07 Segment in download data is not defined by the initial
segment mask; remain in download mode.
08 Reserved
09 Download was partially completed except for an area
containing a non-fatal error; exited mode.
0A Initialize download request rejected, because a download
operation is already in progress
YYYY (number) Requested block sequence number starting with block 0.
RRRR (number) Host defined reference field
OOOO (number) Time-out value used when XX = 0.