This is a PCB board for Renesas RL78 Flash programmer. It is designed using KiCAD.
This board needs to be used along with Renesas Flash Programmer GUI.
This PCB desgin implements "Sample Type B circuit (1-Wire UART)" as explained in the below customer notification given by Renesas itslef.
Renesas Programmer customer Notification is openly available on internet. - https://www.renesas.com/us/en/document/man/renesas-flash-programmer-sample-circuit-programming-using-pcs-serial-port


