3 - 7
3 COMMUNICATION BETWEEN THE PLC CPU AND THE MOTION CPU IN
THE MULTIPLE CPU SYSTEM
3) The block diagram below illustrates the automatic refresh operation over
four ranges of setting 1: link relay (B), setting 2: link register (W), setting
3: data register (D), and setting 4: internal relay (M).
CPU No.2
transmitting data (No.3)
CPU No.2
transmitting data (No.2)
CPU No.2
transmitting data (No.4)
CPU No.2
receiving data (No.1)
CPU No.3
receiving data (No.1)
CPU No.4
receiving data (No.1)
CPU No.1
transmitting data
(No.1)
to
M0
Device
CPU No.2
Maximum
2k words
Shared CPU memory
of other CPU
User-defined area
Shared CPU memory
Maximum
2k words
CPU No.1
Read via END processing
of CPU No.1
Write during END processing
Wr
ite
dur
ing
EN
D p
roc
ess
ing
W
rit
e
du
rin
g
EN
D
pr
oc
es
sin
g
W
rit
e
du
rin
g
E
N
D
p
ro
ce
ss
in
g
Maximum
8k words
CPU No.2
receiving data (No.2)
CPU No.3
receiving data (No.2)
CPU No.4
receiving data (No.2)
CPU No.1
transmitting data
(No.2)
CPU No.2
receiving data (No.3)
CPU No.3
receiving data (No.3)
CPU No.4
receiving data (No.3)
CPU No.1
transmitting data
(No.3)
CPU No.2
receiving data (No.4)
CPU No.3
receiving data (No.4)
CPU No.4
receiving data (No.4)
CPU No.1
transmitting data
(No.4)
CPU No.2
transmitting data (No.1)
CPU No.1
transmitting data
(No.1)
CPU No.1
transmitting data
(No.2)
CPU No.1
transmitting data
(No.3)
CPU No.1
transmitting data
(No.4)
Setting 2
W0
Setting 1
B0
Setting 3
D0
Setting 4
M0
CPU No.3
transmitting data (No.3)
CPU No.3
transmitting data (No.2)
CPU No.3
transmitting data (No.4)
CPU No.3
Maximum
2k words
CPU No.3
transmitting data (No.1)
CPU No.4
transmitting data (No.3)
CPU No.4
transmitting data (No.2)
CPU No.4
transmitting data (No.4)
CPU No.4
Maximum
2k words
CPU No.4
transmitting data (No.1)
Содержание Q172CPU
Страница 1: ...Q173CPU N Q172CPU N Motion Controller SV43 Programming Manual Q172CPU Q173CPU Q172CPUN Q173CPUN ...
Страница 229: ...5 88 5 POSITIONING DEDICATED SIGNALS MEMO ...
Страница 447: ...7 186 7 MOTION PROGRAMS FOR POSITIONING CONTROL MEMO ...
Страница 535: ...8 88 8 AUXILIARY AND APPLIED FUNCTIONS MEMO ...
Страница 557: ...11 10 11 COMMUNICATIONS VIA NETWORK MEMO ...
Страница 559: ...12 2 12 MONITOR FUNCTION OF THE MAIN CYCLE MEMO ...