Overview and connections
An overview of all the ports provided by the COLIBRI RACE flight controller is shown in the illustration below.
Connect your peripherals according to your requirements. Pin-out is also printed on the underside of the PCB.
North
V1:
V2:
•
Buzzer
- Accepts any active driven buzzer on 5V, alarms can be set in CleanFlight/BetaFlight GUI
Pin-out from left: GND / 5V Buzzer Signal
Additional soldering pads for direct soldering (first batch has reverse and - pads!)
•
ESC Outputs (V2)
- Control signal output connector for 4 ESCs
Pin-out from left: ESC4&GND / ESC3&GND / ESC2&GND / ESC1&GND
These are not used when part of the TBS POWERCUBE, then there are pads on the PDB V2
•
UART1
- Serial communication port
Pin-out from left: UART1 RX / UART1 TX / GND / 5V
•
IR_LED (V1)
- IR LED use for lap timing
Pin-out from left: Signal / GND
•
Boot button (V1)
- Boot button for flashing new firmware
Button must be pressed to get into the DFU firmware loader mode
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