Read/write image data
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09/10 MN05013007Z-EN
Table 82:
Byte 0 to 2 (master) or: Byte 1 to 3 slave:
Len, Type, Index
If required, refer to the more detailed description of the
marker allocation in the easy800 manual. Only a small
extract of this manual is shown at this point in order to illus-
trate the allocation principle.
Operand
Len
Part no.
Index
Bit Marker
M1
… M96
01
hex
0B
hex
01 to 60
hex
Marker Byte
MB1
… MB96
01
hex
0C
hex
01 to 60
hex
Marker word
MW1 … MW96
02
hex
0D
hex
01 to 60
hex
Marker double word
MD1
… MD96
04
hex
0E
hex
01 to 60
hex
Attention!
The function blocks and DW markers (32-bit values) of
easy800/MFD operate with signed values.
Applies to
MD, MW,
MB, M
Left = Most signifi-
cant bit, byte,
word
Right = Least
significant bit,
byte, word
32 Bit
MD1
16 bits
MW2
MW1
8 Bit
MB4
MB3
MB2
MB1
1-bit
M32 to M25
M24 to M17
M16 to M9
M8 to M1
32 Bit
MD2
16 bits
MW4
MW3
8 Bit
MB8
MB7
MB6
MB5
1-bit
M64 to M57
M56 to M49
M48 to M41
M40 to M33
h
The relevant marker values are transferred in Intel format.
In other words, the first byte is the low byte (Byte 4) and
the last byte the high byte.
Содержание EASY222-DN
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