147
Revision History
A manual revision code appears as a suffix to the catalog number on the front cover of the manual.
Cat. No. W205-E1-04
Revision code
The following table outlines the changes made to the manual during each revision. Page numbers refer to the
previous version.
Revision code Date Revised content
1 February 1992 Original production
1A January 1993 The glossary has been updated.
Page 35: Response codes 21 to 23, and B0 have been added to the table.
2 June 1993 CV2000 and CVM1 CPUs added. CV500-LK201 Host Link Unit added. In addi-
tion, the following corrections were made:
The following terms were changed for consistency and clarity: node address to
node number, PC to destination (where the destination may be other than the
CPU), and unit number to unit address (when the value being referred to was not
the unit number set for a CPU Bus Unit).
Page 13: Signals added to table of RS-422 connections.
Page 26: FCS calculation example corrected.
Page 27: “I” added to line 460.
Page 28: Descriptions of GCNT, DNA, DA1, DA2, and SA2 corrected.
Page 30: FCS added to command block format for local communications.
Page 31: FCS added to response block format for local communications.
Pages 49 and 71: Command code for CYCLE TIME READ corrected to 06 20.
Pages 51 and 52: Tables corrected for Transition Area, Step Area, Action Area,
and Interrupt Area.
Pages 52 and 53: Data formats added for data accompanied by forced status and
for step status.
Page 78: Error for 80F3 corrected to “Fatal SFC error.”
Page 83: “Or for all the expansion DM memory banks” removed from 6-41.
3 February 1995 Revisions made for new version-1 CPUs and version-2 CVM1 CPUs.
Page 2: Caution added.
Page 4: Section on new/improved commands added.
Page 8: Order numbers added to the system diagram.
Page 10: Function added for pin 3 of DIP switch.
Page 54: EOR changed to XOR.
Page 70: New commands and notes added to table.
Pages 71 to 84: Commands added (see table on page 72) or changed.
Page 89: Response code 16 added.
Page 95: PCs List updated.
3A July 1995 Page 4: Note added.
Page 10: Pin 4 settings changed, notes added.
Page 15: Pin 1 settings changed, note added.
04 May 2002 Page 3: Section 1-1-4 added.
Page 5: Note added.
Page 117: Description added to Unit Setting Error Flags.
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