Rockwell Automation 1760-xxxx Pico GFX-70 Controllers User Manual - Manual (Page 124)

Publication 1760-UM002B-EN-P - March 2005
4-14 Wiring with Pico GFX-70
16-bit MW8 MW7
8-bit MB16 MB15 MB14 MB13
32-bit MD5
16-bit MW10 MW9
8-bit MB20 MB19 MB18 MB17
…
…
…
32-bit MD23
16-bit MW46 MW45
8-bit MB92 MB91 MB90 MB89
32-bit MD24
16-bit MW48 MW47
8-bit MB96 MB95 MB94 MB93
32-bit MD25
16-bit MW50 MW49
32-bit MD26
16-bit MW52 MW51
…
…
32-bit MD48
16-bit MW96 MW95
32-bit MD49
32-bit MD50
…
32-bit MD95
32-bit MD96
IMPORTANT
Only write the markers once.
Marker double words always contain all data formats.
When several write accesses to MD, MW, MB or M (within
an MD) are made, it is the last write operation that is
retained. This also applies if you are writing markers from
a visualization screen.
Table 4.6 Composition of the markers
Applies to
MD, MW,
MB, M Left = most
significant bit,
byte, word Right = least
significant bit,
byte, word