Mitsubishi Melsec-L Series User Manual page 135

Item
Data Flow Byte swap (by word)
Complement Select the complement calculation.
Calculation No complement calculation/One's complement/Two's complement
Select the starting element number of the calculating range.
Start
Calculating The range is 1 to 32.
Range
Select the ending element number of the calculating range.
End
The range is 1 to 32.
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When sending: Sends a calculated check code
When receiving: Manipulates receive data as a
POINT
When "Code Type" is "ASCII Hexadecimal", an ASCII
(7F20 ) may occur if a string except for '0'-'9' 'A'-'F' 'a'-'f' is received.
H
When "Code Type" is "ASCII Decimal", an ASCII
may occur if a string except for '0'-'9' is received.
Only one Check code can be placed in a packet.
Packet elements placed behind a Check code cannot be included in the
calculating range.
A Check code cannot be included in the calculated range.
When a calculated check code (Sum check/Horizontal parity/16-bit CRC) does
not match a received check code, a sum check error (7F24
One or more elements are required before a Check code.
9 DATA COMMUNICATION USING THE PREDEFINED PROTOCOL
Description
swapping the upper byte and
lower byte by word.
check code swapping the
upper byte and lower byte by
word.
Effective only if the data length
is 4 bytes.
Remark
Not settable when
"Processing Method"
is "16-bit CRC (for
MODBUS)" or when
the "Data Length" is
set to "1 (byte)".
Not settable when
"Processing Method"
is "16-bit CRC (for
MODBUS)"
-
BIN conversion error
BIN conversion error (7F20
) may occur.
H
)
H
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