Mitsubishi Electric MELSEC iQ-F FX5 - Page 33

4 SERIAL COMMUNICATION FB
4.4 M+FX5UCPU-SerialComm_ExeCommonProtocol
31
4
Timing chart of I/O signals [When the operation is completed successfully]
[When the operation is completed with an error]
FB error (Send channel is outside the setting range, etc.)
[When the operation is completed with an error]
Module error (Serial communication error)
Item Description
i_bEN
o_bENO
Communication protocol support
(SP.CPRTCL) instruction
Serial data transfer
o_uNumberOfExecutions
o_uMatchPacketNo
o_bOK
o_bErr
o_uErrId
In communication
0 Number of executionsNumber of executions
0 Receive packet No.Receive packet No.
0H
i_bEN
o_bENO
Communication protocol support
(SP.CPRTCL) instruction
Serial data transfer
o_uNumberOfExecutions
o_uMatchPacketNo
o_bOK
o_bErr
o_uErrId
0
0
0H Error code
i_bEN
o_bENO
Communication protocol support
(SP.CPRTCL) instruction
Serial data transfer
o_uNumberOfExecutions
o_uMatchPacketNo
o_bOK
o_bErr
o_uErrId
In communication
0 Number of executionsNumber of executions
0 Receive packet No.Receive packet No.
0H Error code