Mitsubishi Electric F920GOT-BBD-K-E, Руководство по оборудованию

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GOT-F900 SERIES (CONNECTION) Connection of Microcomputer 14
14-15
11
C
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of
ME
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12
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13
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FR
EQ
R
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In
ve
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14
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put
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15
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of
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YSM
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C
Se
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PL
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16
C
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c
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F
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EX-
PC N
Se
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17
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troll
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18
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Se
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19
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500
Se
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PLC
20
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IC S7
Se
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PLC
14.5.3 Data Transfer Format (protocol)
The table below explains the data transfer formats (protocols) 1 and 2 when commands are used.
14.5.4 Character Code List
The following characters are available in statements. Interrupt codes include unused codes.
Selected protocol Format 1 Format 2
Format while
data is
transmitted
(microcomputer
→
GOT)
1:1
Two or
more GOT
units
<Available in versions in which connection
of two or more GOT units is enabled>
<Available in versions in which connection of two
or more GOT units is enabled>
Format of
response data
in normal status
(GOT
→
microcomputer)
When read
command
is
transmitted
When write
command
is
transmitted
Format of response data
when error has occurred
(GOT
→
microcomputer)
Format of interrupt output
(GOT
→
microcomputer)
Character code
(hexadecimal)
Character code (hexadecimal)
STX 02
H
Interrupt code
20~2F
H
ETX 03
H
50~7F
H
CR 0D
H
80F~FF
H
(Valid only when data length is 8 bits)
ACK 06
H
NAK 15
H
'0'~'9' 30~39
H
'A'~'F' 41~46
H
STX
(02H)
Command
'0' 30H
'1' 31H
'3' 33H
'4' 34H
Data CR
(0DH)
STX
(02H)
Data ETX
(03H)
Sum
check
Sum check range
Command
'0' 30H
'1' 31H
'3' 33H
'4' 34H
STX
(02H)
Data Station
No.
CR
(0DH)
Command
'A' 41H
'B' 42H
'D' 44H
'E' 45H
STX
(02H)
Data ETX
(03H)
Sum
check
Sum check range
Station
No.
Command
'A' 41H
'B' 42H
'D' 44H
'E' 45H
STX
(02H)
Data CR
(0DH)
STX
(02H)
Data ETX
(03H)
Sum
check
Sum check range
ACK
(06H)
NAK
(15H)
Interrupt
output data