5/12/2026

Xhorse Multi Prog V850 D70F3526 Chip Configuration Failed

Problem:

Failed to read Renesas V850 D70F3526 MCU with Xhorse Multi Prog. It reported an error “Chip configuration failed. Error code 08030201. Crystal frequency does not match.”

 Xhorse Multi Prog V850 D70F3526 Chip Configuration Failed 1

 Xhorse Multi Prog V850 D70F3526 Chip Configuration Failed 2

 Xhorse Multi Prog V850 D70F3526 Chip Configuration Failed 3

Solution:

1. Make sure you have modified the MCU adapter to latest version.

Xhorse Multi Prog V850 D70F3526 Chip Configuration Failed 4

2. Also requires connecting a 1k 0hm resistor between RTXD and VCC.

Xhorse Multi Prog V850 D70F3526 Chip Configuration Failed 5

Try read mcu again.

 

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