The Colibri RACE is a STM32F3 based flight control designed specifically to work with the TBS POWERCUBE multi rotor stack.

Hardware Features:

STM32F303 based chipset for ultimate performance
PPM, SBUS, DSM, DSMX input (5V and 3.3V provided over internal BUS). No inverters or hacks needed.
6 PWM ESC output channels (autoconnect, internal BUS)
- RGB LED strip support incl. power management
- Extension port for GPS / external compass / pressure sensor
- UART port for peripherals (Blackbox, FrSky telemetry etc.)
- Choose between plug & play sockets or solder pads for R/C and buzzer
- 5V buzzer output
- MPU6500 new generation accelerometer/gyro
- 3x status LED (DCDC pwr/ 3.3V pwr/ status)
- Battery monitoring for 12V, 5V and VBat supply
- Size: 36mmx36mm (30.5mm standard raster)
- Weight: 4.4g
For more details please visit: http://www.team-blacksheep.com/powercube

Serial Ports

| Value | Identifier   | Board Markings | Notes                                     |
| ----- | ------------ | -------------- | ------------------------------------------|
| 1     | VCP          | USB PORT       | Main Port For MSP                         |
| 2     | USART1       | FREE PORT      | PC4 and PC5(Tx and Rx respectively)       |
| 3     | USART2       | PPM Serial     | PA15                                      |
| 4     | USART3       | GPS PORT       | PB10 and PB11(Tx and Rx respectively)     |

Pinouts

Full pinout details are available in the manual, here:

http://www.team-blacksheep.com/colibri_race

SWD - ICSP

| Pin | Function       | Notes                                        |
| --- | -------------- | -------------------------------------------- |
| 1   | VCC_IN         | 3.3 Volt                                     |
| 2   | SWDIO          |                                              |
| 3   | nRESET         |                                              |
| 4   | SWCLK          |                                              |
| 5   | Ground         |                                              |
| 6   | SWO/TDO        |                                              |

Internal Bus

| Pin | Function       | Notes                                        |
| --- | -------------- | -------------------------------------------- |
| 1   | PWM1           | MOTOR 1                                      |
| 2   | PWM2           | MOTOR 2                                      |
| 3   | PWM3           | MOTOR 3                                      |
| 4   | PWM4           | MOTOR 4                                      |
| 5   | PWM5           | MOTOR 5 (For Y6 or Hex X)                    |
| 6   | PWM6           | MOTOR 6 (For Y6 or Hex X)                    |
| 7   | BST SDA        | Use For TBS CorePro Control Device           |
| 8   | BST SCL        | Use For TBS CorePro Control Device           |
| 9   | PWM7           | Can be a normal GPIO (PA1) or PWM            |
| 10  | PWM8           | Can be a normal GPIO (PA2) or PWM            |
| 11  | 12.2V DCDC     | If 12v is detected, the Blue LED will turn on|
| 12  | 5.1V DCDC      | Voltage for MCU                              |

Servo

| Pin | Function       | Notes                                        |
| --- | -------------- | -------------------------------------------- |
| 1   | Ground         |                                              |
| 2   | VCC_OUT        | 5.1 Volt output to LCD Strip                 |
| 3   | PWM Servo      | PB14 - PWM10                                 |

IO_1 - LED Strip

| Pin | Function          | Notes                                        |
| --- | ----------------- | -------------------------------------------- |
| 1   | LED_STRIP         | Enable `feature LED_STRIP`                   |
| 2   | VCC_OUT           | 5.1 Volt output to LCD Strip                 |
| 3   | Ground            |                                              |

IO_2 - Sensor Interface

| Pin | Function          | Notes                                        |
| --- | ----------------- | -------------------------------------------- |
| 1   | VCC_OUT           | 4.7 Volt output to the device                |
| 2   | Ground            |                                              |
| 3   | UART3 TX          | GPS                                          |
| 4   | UART3 RX          | GPS                                          |
| 5   | SDA               | mag, pressure, or other i2c device           |
| 6   | SCL               | mag, pressure, or other i2c device           |

IO_3 - RC input

IO_3 is used for RX_PPM/RX_SERIAL. Under the `PORT` tab, set RX_SERIAL to UART2 when using RX_SERIAL.

| Pin | Function          | Notes                                        |
| --- | ----------------- | -------------------------------------------- |
| 1   | PPM/Serial        | Can PPM or Serial input                      |
| 2   | VCC_OUT           | 3.3 Volt output to the device                |
| 3   | Ground            |                                              |
| 4   | VCC_OUT           | 5.1 Volt output to the device                |

IO_4 - Buzzer

| Pin | Function          | Notes                                        |
| --- | ----------------- | -------------------------------------------- |
| 1   | BUZZER            | Normal high (5.1v)                           |
| 2   | VCC_OUT           | 5.1 Volt output to the device                |

IO_5 - Free UART

| Pin | Function          | Notes                                        |
| --- | ----------------- | -------------------------------------------- |
| 1   | UART1 TX          | Free UART                                    |
| 2   | UART1 RX          | Free UART                                    |
| 3   | Ground            |                                              |
| 4   | VCC_OUT           | 4.7 Volt output to the device                |

IO_6 - IR TX (extension)

| Pin | Function          | Notes                                        |
| --- | ----------------- | -------------------------------------------- |
| 1   | IR TX             |                                              |
| 2   | Ground            |                                              |