Datasheet

TK-850/JG3H User’s Manual
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P03 <--> output pin of 48MHz oscillator.
P03 Short
Open when the output pin of 48MHz oscillator isn’t
used for.
P98 <-->SW3
P98 Short
Open when using it for other usages
P99 <-->SW4
P99 Short
Open when using it for other usages
P41<--> USB D+ pull-up signal enable pin.
P41 Short
Open when you don't use USB D+ pull-up enable
signal with the P41 pin.
P42<--> USB D+ pull-up signal pin.
P42 Short
Open when you don't use USB D+ pull-up signal.
4Pin U2 <--> T_RESET signal.
T_RESET Short
Open when the Reset IC isn’t used for.