How to read Nec V850 D70F3356 Processor & 95128 Eeprom with xhorse vvdi prog to get VOLKSWAGEN 5k0035190a Bosch RCD510 Entry Radio Code.
Read Nec V850 D70F3356
Connect Nec V850 D70F3356 processor with vvdi prog via mcu3 adapter
In vvdi prog software, select MCU-Renesas V850- D70F3356 and save data
Connect 95128 mcu with vvdi prog via clip adapter.
With clip adapter you don’t need to unsolder the chip from the board.
Read and save eeprom data
Code location in eeprom – line 000AE0 ( 8А 37 8D A4 ). Code = A7D4 x or XXXX. To calculate XXXX – need a dump NEC.
Open dump, try the 0xAE0 to 0xD00 fill to 0xFF method, and get the data after “Power on”.
There are also 3rd party radio code calculators available.