I follow information on Connection documents for E1/E20 and V850 family.
The connection as shown in 2 pictures below.
The problem I have now is I get error message "No response from Target Microcontroller (FLMD)The MCU is on a board but not my design and it is an ECU.The board can be self-powered either from the system or external. I am using external 5.0VPlease advise me.
I was able to configure RFP v2.05.03 to use 6MHz osc with multiplier of 8:
I don't have this exact device but I have no problem with uPD70F3580 using the E1 with RFPv2.