Questions:

• It feels like it takes a long time to write to the microcomputer board.
• Can the writing time be shortened?

Answer:

• If you cannot write to the RL78/G22 Fast Prototyping Board correctly, it may not be set to use the COM port.

• To use the COM port, you need to set the following jumpers.

• Open J15

• J12, J13, J14 : 1-2 short

• For details on the RL78/G22 Fast Prototyping Board, please refer to the following user's manuals.

• https://www.renesas.com/jp/ja/document/mat/rl78g22-fast-prototyping-board-users-manual