Sharp JW-20CM User Manual page 89

Programmable controller
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(2) Flag
Flag area is 8 bytes from the "flag top address" set in the master station JW-20CM parameter, monitor
communication condition.
Example: In this case the flag top address is file address 000740
       D7 D6 D5 D4 D3 D2 D1 D0 
   コ0740 07 06 05
   コ0741
17 16 15
   コ0742
27 26 25
   コ0743
37 36 35
   コ0744
47 46 45
   コ0745
57 56 55
   コ0746
67 66 65
   コ0747
77 76 75
① All stations communication flag
When the master module JW-20CM is communicating normally with the preset number of slave
stations, this flag will be ON.
07400
All stations
communication
② Individual communication flag
The flags corresponding to the slave stations, which are communicating normally with the master
module JW-20CM will be ON.
07477
Slave station 77
04 03 02
14 13 12
24 23 22
34 33 32
44 43 42
54 53 52
64 63 62
74 73 72
Communication condition
with slave station 77
(8)
(8)
8
51
·
(コ0740)
(8)
All stations
01
communication
11 10
21 20
31 30
Communication condition
with slave station 10
41 40
51 50
61 60
71 70
Communication condition
with slave station 70
All stations normal communication
Slave station 77
(8)
normal communication
(8)
(8)
8

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