13 SERIAL COMMUNICATION MODULE DEDICATED COMMANDS
13.4 Mode Switching Function
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13
Transmission setting
Specify the transmission setting after switching the C24 mode.
For the transmission setting, refer to the following manuals.
MELSEC iQ-R Serial Communication Module User's Manual (Application)
MELSEC-Q/L Serial Communication Module User's Manual (Application)
■Data communication in ASCII code
Convert the numerical value to 4-digit ASCII code (hexadecimal), and send it from the upper digits.
■Data communication in binary code
Send a 1-byte numerical value from lower byte (L: bits 0 to 7).
When the transmission settings are as follows:
Bit Item OFF (0) ON (1)
b0 Operation setting Independent Interlink
b1 Data bit 7 8
b2 Parity bit None Yes
b3 Odd/even parity Odd Even
b4 Stop bit 1 2
b5 Sum check code None Yes
b6 Online change Disable Enable
b7 Setting change Disable Enable
Bit Item Setting ON/OFF
b0 Operation setting Independent OFF
b1 Data bit 8 ON
b2 Parity bit Yes ON
b3 Odd/even parity Odd OFF
b4 Stop bit 1 OFF
b5 Sum check code Yes ON
b6 Online change Enable ON
b7 Setting change Enable ON
ASCII code Binary code
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