When VVDI Prog Programmer need extra 12V power?

VVDI Prog software has an area to display Power configuration.It will display the status of power ( VCC, VPP, 12V), support change the voltage of VCC and VPP (The default voltage usually not need to change).

Just like the pic:


Most chips with VVDI Prog does not require external power

If you need to connect, the software will prompt the customer to connect the 12v power supply.


The position of the Power configuration, whcih displayed voltage will not appear 12v.

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