1747-6.22, Backup Scanner User Manual
1747-6.22, Backup Scanner User Manual
1747-6.22, Backup Scanner User Manual
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Example 2<br />
# 2<br />
# 4<br />
# 1 # 2<br />
# 3 # 4<br />
# 1<br />
# 3<br />
RIO Block Transfer 7-109<br />
In this example, the remote adapter is configured for 2-slot addressing. It is assigned 1/4-logical<br />
rack or the scanner’s I/O image files starting at RIO Logical Rack 3, Logical Group 4. The remote<br />
adapter controls four analog modules that are configured for block transfer operations. Note that<br />
each module uses both the input and output byte of the logical slot to which it is assigned.<br />
Logical<br />
Rack 0<br />
Logical<br />
Rack 3<br />
<strong>1747</strong>-SN RIO <strong>Scanner</strong>’s I/O Image Files<br />
Example 3<br />
Logical<br />
Rack 0<br />
Logical<br />
Rack 3<br />
Group 0<br />
Group 1<br />
Group 2<br />
Group 3<br />
Group 4<br />
Group 5<br />
Group 6<br />
Group 7<br />
Group 0<br />
Group 1<br />
Word 0<br />
Word 1<br />
Word 2<br />
Word 3<br />
Word 4<br />
Word 5<br />
Word 6<br />
Word 7<br />
Word 8<br />
Word 9<br />
Group 7 Word 23<br />
Group 0 Word 24<br />
Group 1 Word 25<br />
Group 2 Word 26<br />
Group 3 Word 27<br />
Group 4 Word 28<br />
Group 5 Word 29<br />
Group 6 Word 30<br />
Group 7 Word 31<br />
Input Image Output Image<br />
<strong>1747</strong>-SN RIO <strong>Scanner</strong>’s I/O Image Files<br />
Input Image Output Image<br />
not used<br />
# 4<br />
# 1 # 2<br />
# 3<br />
not used<br />
# 1<br />
# 3<br />
Logical Slot 0<br />
Logical Slot 1<br />
Logical Slot 0<br />
Logical Slot 1<br />
Adapter<br />
I/O<br />
Image<br />
Mod.<br />
#1<br />
Mod.<br />
#2<br />
Mod.<br />
#3<br />
Mod.<br />
#4<br />
Modules’ "handshake" bytes map to these I/O<br />
image addresses.<br />
Adapter<br />
I/O<br />
Image<br />
Mod.<br />
#1<br />
Mod.<br />
#2<br />
Modules’ "handshake" bytes map to<br />
these I/O image addresses.<br />
Mod.<br />
#3<br />
Mod.<br />
#4<br />
These are all analog modules<br />
that are assigned block<br />
transfer operations.<br />
In this example, the remote adapter is using 2-slot addressing. It is assigned 1/4-logical rack of the<br />
scanner’s I/O image files starting at RIO Logical Rack 3, Logical Group 4. The remote adapter<br />
controls two analog devices, which are configured for block transfer operations and two discrete<br />
devices (8-point input and 8-point output). Note that each analog module uses both the input and<br />
output byte of the logical slot to which it is assigned, while the discrete modules use only the input or<br />
output byte.<br />
Group 0<br />
Group 1<br />
Group 2<br />
Group 3<br />
Group 4<br />
Group 5<br />
Group 6<br />
Group 7<br />
Group 0<br />
Group 1<br />
Word 0<br />
Word 1<br />
Word 2<br />
Word 3<br />
Word 4<br />
Word 5<br />
Word 6<br />
Word 7<br />
Word 8<br />
Word 9<br />
Group 7 Word 23<br />
Group 0 Word 24<br />
Group 1 Word 25<br />
Group 2 Word 26<br />
Group 3 Word 27<br />
Group 4 Word 28<br />
Group 5 Word 29<br />
Group 6 Word 30<br />
Group 7 Word 31<br />
These are all analog modules<br />
that are assigned block<br />
transfer operations.<br />
These are discrete modules.<br />
Module #2 is an8-point output<br />
module and module #4 is an8point<br />
input module.<br />
Publication <strong>1747</strong>-<strong>6.22</strong>