Hardy Process Solutions C Series, Руководство по эксплуатации и установке, Страница: 38 / 92

HI 1746-WS WEIGH SCALE MODULE
4-8
Writing to the 32
Word Logical O
and logical M0
files
You must Decide whether you are going to write to
the M0 or O file.
Command Word
Writing to the
M0 file
• Bits 15-14 set to “11”, will specify a
write to the logical M0 file.
• Bits 13-8 set as a binary value indicat-
ing number of words to write (e.g. 2
would be “000010”.
• Bits 7-0 set as a binary value indicat-
ing offset word to start writer at (e.g.
28 would be “00011100”.
For Example
A command word set to binary value “1100 0010
0001 1100” would indicate a write of 2 words to the
logical M0 file starting at offset word 28.
Writing to the
O file
• Bits 15-14 set to “01”, will specify a
write to the logical O file.
• Bits 13-8 set as a binary value indicat-
ing number of words to write (e.g. 2
would be “000010”).
• Bits 7-0 set as a binary value indicat-
ing offset word to start write at (e.g. 7
would be “00000111”).
For Example
A command word set to binary value “0100 0010
0000 0111” would indicate a write of 2 words to the
logical O file starting at offset word 7.
Words 1-7
Data to be written to the M0 or O files. Number of
words determined by setup of “Command Word
Configure the
Read and Write Binary value indi-
cating number of
words to write Binary value indi-
cating starting off-
set for write/read
to begin.
Command Word - 16 bits