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Mitsubishi Electric FR-V560 Instruction Manual Page 153

Vector inverter.
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Communication functions (Pr. 117 to Pr. 124)
2)
Reply data from the inverter to the computer during data write
[No data error detected]
Format C
ACK
3)
Reply data from the inverter to the computer during data read
[No data error detected]
*1
Format E
STX
1
*1
Format E'
STX
1
*1
Format E"
STX
1
4)
Send data from the computer to the inverter during data read
[No data error detected]
Format G
CAUTION
1. Indicates the control code.
2. Specify the inverter station numbers between H00 and H1F (stations 0 and 31) in hexadecimal.
3. When the Pr. 123 "waiting time setting" setting is other than 9999, create the communication request
data without "waiting time" in the data format. (The number of characters decreases by 1.)
4. CR or LF code.
When data is transmitted from the computer to the inverter, codes CR (carriage return) and LF (line
feed) are automatically set at the end of a data group on some computers. In this case, setting must
also be made from the inverter according to the computer.
Also, the presence and absence of the CR and LF codes can be selected using Pr. 124.
(4) Data definitions
1)
Control codes
Signal Name
ASCII Code
STX
ETX
ENQ
ACK
LF
CR
NAK
2)
Inverter station number
Specify the station number of the inverter which communicates with the computer.
3)
Instruction code
Specify the processing request, e.g. operation or monitoring, given by the computer to the inverter. Hence, the
inverter can be run and monitored in various ways by specifying the instruction codes as appropriate. (Refer to
page 226.)
4)
Data
Indicates the data such as speed and parameters transferred to and from the inverter. The definitions and
ranges of set data are determined in accordance with the instruction codes. (Refer to page 226.)
*2
*1
Inverter
*4
station
number
1
2
3
4
Number of characters
*2
Inverter
Read data
station
number
2
3
4
5
6
7
*2
*1
Inverter
Read data
Sum check
station
ETX
number
2
3
4
5
6
7
*2
Inverter
Read data
station
number
2
3
4
5
6
7
*2
*1
Inverter
*4
station
ACK
number
1
2
3
4
Number of characters
H02
Start of Text (Start of data)
H03
End of Text (End of data)
H05
Enquiry (Communication request)
H06
Acknowledge (No data error detected)
H0A
Line Feed
H0D
Carriage Return
H15
Negative Acknowledge (Data error detected)
[Data error detected]
*2
*1
Inverter
Format D
station
NAK
number
1
2
3
[Data error detected]
*1
Format F
Sum check
*4
ETX
8
9
10
11
*4
8
9
Number of characters
Sum
*1
*4
check
ETX
8
9
10
11
12
13
[Data error detected]
*2
*1
Inverter
Format H
station
NAK
number
1
2
Description
144
Error
*4
code
4
5
Number of characters
*2
*1
Error
Inverter
station
NAK
code
number
1
2
3
4
*4
3
4
Number of characters
*4
5

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