Rockwell Automation 1760-DNET Pico DeviceNet Communications Module User Manual User Manual
Page 106
Publication 1760-UM003A-EN-P - September 2005
7-26 Pico GFX Control Commands
Table 6.108 Operand overview
Index
(hex)
Operand
read
write
00
Bit IO, Table 6.109
x
01
Mode, Table 6.110
x
02
Source range 1
I1
x
c
(1)
(1) The value can only be written if it is assigned to a constant in the program.
03
Target range 2
I2
x
04
Number of elements to compare: 8 (max.
192 bytes)
NO
x
TIP
The data for index 2 to 4 is transferred as a 32-bit
value in Intel format (Data 1 – Low Byte to Data 4 –
High Byte).
Table 6.109 Index 0 – Bit IO
Bit
7
6
5
4
3
2
1
0
FB input Data 1
–
–
–
–
–
–
–
EN
(4)
(4) Activates the function block on status 1.
FB output Data 3
–
–
–
–
EQ
(1)
(1) Status 1 if the data ranges are equal; status 0 if not equal
E3
(2)
(2) Status 1 if the number of elements exceeds the source or target range.
E2
(3)
(3) Status 1 if the source and target range overlap.
E1
(5)
(5) Status 1 if the source or target range are outside of the available marker range (offset error)
Table 6.110
Index 1 - Mode
Mode
Data 1 (hex)
Mode
02
Compare (internal status signal for Block Compare
mode)