SMC Networks EX500 - Manual (Page 29)

EX500 Serial System EX## - OME0008
- 28 -
・ ・・ ・ In case of corresponding with “ Double Word “
Read carefully the user manual of PLC which is used as a master.
The method of PLC setup, reading from or writing to memory differ from one PLC manufacturer to another.
Data ( 4 byte )
MSB LSB MSB LSB MSB LSB MSB LSB ( m,n=0 - )
Branch
connector
7 0 7 0 7 0 7 0
Double Word
( n, n+1 )
COM A
/ COM B
1
Double Word
( n+2, n+3 )
COM C
/ COM D
:
: :
:
Byte (m) Byte (m+1) Byte (m+2) Byte (m+3)
Byte (m+4) Byte (m+5) Byte (m+6) Byte (m+7)
！ ！ ！ ！ CAUTION