Cannot write to RL78 G23 64p Fast Prototyping Board correctly

Questions:

• Cannot connect to RL78/G23-64p Fast Prototyping Board.
• What are the possible causes?

Answer:

• It may not be connected correctly when writing to the microcomputer board.
• In such cases, deselect the [Serial Enumerator] checkbox in the [Advanced Settings] dialog box for the target COM port in the Windows device manager.