Hitachi EH-150 Series - User Project Structure

Chapter 6 Communication mode
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Hi-Protocol
6.5.3 User project structure
Following user project structure is required in case of usage of Hi-Protocol mode of EH-SIO.
Figure 6.58 User Project structure (Hi-Protocol)
[ STEP 1 ]
To configure communication port of EH-SIO as Hi-Protocol mode by using TRNS9 command.
After initial setting is completed, EH-SIO will operate Hi-protocol mode automatically. Specific user program is
not required to make communication.
Once EH-SIO specified Hi-Protocol mode, even if CPU module stops operation, EH-SIO continues Hi-Protocol
communication. To stop this operation of EH-SIO, reset operation is required for EH-SIO.
Regarding initial setting, detailed explanation is shown in next section.
Initial setting
Receiving request task code
Sending response task code
TRNS 9
RUN
No need user program