To keep the HMI informed of digital changes a RDC command can be submitted. When a digital input or output changes, a RDC data message is send to HMI. 

Command

HMI

Board

Syntax

Remark

RDC

Send

Receive

@RDC<tagname>

 

RDC

 

Send

@RDC,<1|0>,<tagname>,<mask|auto>

Mask or Auto is depending of the I/O type. Resp Input|Output

Possible error messages coming from the board

%FAT-UNKCMD-BTSERIAL, Unknown command received

%RDC-UNKCMD-BTSERIAL, Unknown tagname received