Royaltek RDR-3100 Instrukcja Użytkownika Pobierz pdf (Strona 11)

RDR-3100 User Manual

This is the battery backup input that powers the SRAM and RTC when main power is removed. Typical current draw is 10uA.

The supply voltage should be between 2.5V and 3.6V.

z BACK (Backward)

This pin provides for connecting to backward signal.

z RESET

This pin provides an active-low reset input to the board. It causes the board to reset and start searching for satellites. If not utilized, it may

be left open.

CON20-Interface

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Royaltek RDR-3100 Instrukcja Użytkownika Strona 11