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Dual J K Positive Edge Triggered Flip Flop IC 74HC109 F450 F550 Quadcopter High Landing Gear Digital output connects to GPIO Digital output connects to GPIO pins directly 4 g Programming Interface FTDI compatible header (USB to Serial adapter required) Bootloader Arduino LilyPad (ATmega328P Complete technical datasheet The 74HC109 is a dual J K positive edge triggered flip flop IC
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