Description Support OSD parameter adjustment and setting of f3f4 cc3d naze32 flight control Arduino Pro Mini board comes without built-in USB circuitry, so an off-board USB-to-TTL serial adapter/Converter must be used to upload sketches. The FTDI USB 3.3V 5.5V to TTL Serial Adapter/Converter Module is an ideal choice for this purpose. Chip: FT232RL Draw out all signal port of FT232RL chip RXD / TXD transceiver communication indicator USB power supply, can choose 5V or 3.3V, set by jumper With over current protection, using 500mA self-restore fuse Pin definition: DTR, RXD, TX, VCC, CTS, GND Pitch: 2.54mm Size: 36 x 18mm (L x W) Interface: Mini USB
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