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Can unused pins be left open in the output mode?

Latest Updated:12/01/2011

Question:

Regarding the handling method of unused pins of the uPD78F0034, the data sheet describes "Independently connect to VDD0 or VSS0 via a resistor".
Will problems result from handling as "open in the output mode" ?

Answer:

While such handling is not totally prohibited, some problems remain.
Please refer to "Handling of unused pins".
Suitable Products
RL78 Family
78K Family