MicoAir743v2-AIO-45A
STM32H743VIH6, BMI088+BMI270, SPL06, 7xUART, 8xPWM, AM32 45A ESCx4, 2-6S
MicoAir743v2-AIO-45A
A high-performance H743 FC and 32bit ESC All-In-One supports multiple firmware: Ardupilot/PX4/INAV/Betaflight
Flight Controller
- MCU: STM32H743VIH6, 480MHz, 2MB Flash
- IMU: BMI088+BMI270
- Baro: SPL06
- TF Card Slot
- 7x UART
- 9x PWM
- 1x I2C
- 1x SWD
- 2x ADC (VBAT, Current)
- 1x LED Strip
- 1x Beeper
- USB Type-C
- BEC 5V 2A output (for controller, receiver, GPS, optical flow or other devices)
- BEC 12V 2A output (for DJI O3/O4/O4 pro)
ESC
- Firmware: AM32_F4A_4IN1_F421_2.17
- PWM Freq: 48KHz
- ESC Protocol: PWM/DShot300/DShot600 (support BDShot)
- Continuous Current: 45A * 4
- Voltage Support: 2-6S (5.6V-27V)
Tutorial: How to Configure and Update AM32 ESC on MicoAir743-AIO
Voltage&Current Monitoring
| Ardupilot | PX4 | Betaflight | INAV | |
| Voltage Factor | 21.12 | 21.12 | 211 | 211 |
| Current Factor | 14.14 | 14.14 | 707 | 707 |
UART Mapping (Ardupilot)
- SERIAL0 -> USB
- SERIAL1 -> UART1 (MAVLink2, DMA-enabled)
- SERIAL2 -> UART2 (DisplayPort, DMA-enabled)
- SERIAL3 -> UART3 (GPS, DMA-enabled)
- SERIAL4 -> UART4 (MAVLink2, DMA-enabled)
- SERIAL5 -> UART5 (DMA-enabled)
- SERIAL6 -> UART6 (RCIN, DMA–enabled)
- SERIAL8 -> UART8 (DMA–enabled)
UART Mapping (PX4)
- ttyACM0->USB
- ttyS0->TELEM1 -> UART1
- ttyS1->GPS2 -> UART2
- ttyS2->GPS1 -> UART3
- ttyS3->TELEM2 -> UART4
- ttyS4->TELEM3-> UART5
- ttyS5->RC -> UART6
- ttyS7->TELEM4/SERIAL4 -> UART8
RC Input (Ardupilot)
23.OSD Support (Ardupilot)
VTX Support
PWM Output
The MicoAir743v2-AIO supports up to 9 PWM outputs.
Channels 1-8 support DShot/bi-directional DShot.
(currently PX4&INAV not support BDShot function)
PWM output share grouped and every group must use the same output protocol:
1,2,3,4 are group 1
5, 6 are group 2
7,8, 11are group 3
Compass
Physical
- Mounting: 25.5 x 25.5mm, Φ3mm
- Dimensions: 36 x 36 x 8 mm
- Weight: 10g
Related-links
| STM32H743VIH6 | ||||
|---|---|---|---|---|
| IMU | BMI270 | SPI3 | MOSI | PD6 |
| MISO | PB4 | |||
| SCLK | PB3 | |||
| BMI270_CS | PA15 | |||
| GPIO | BMI270_DR | PB7 | ||
| BMI088 | SPI2 | MOSI | PC3 | |
| MISO | PC2 | |||
| SCLK | PD3 | |||
| BMI088_GYRO_CS | PD5 | |||
| BMI088_ACCEL_CS | PD4 | |||
| GPIO | BMI088_GYRO_DR | PC15 | ||
| BMI088_ACCEL_DR | PC14 | |||
| Barometer | SPL06 | I2C2 | SCL | PB10 |
| SDA | PB11 | |||
| GPIO | SPL06_DR | PD0 | ||
| Motor | PWM | TIM1/CH4 | M1 | PE14 |
| TIM1/CH3 | M2 | PE13 | ||
| TIM1/CH2 | M3 | PE11 | ||
| TIM1/CH1 | M4 | PE9 | ||
| TIM3/CH4 | M5 | PB1 | ||
| TIM3/CH3 | M6 | PB0 | ||
| TIM4/CH1 | M7 | PD12 | ||
| TIM4/CH2 | M8 | PD13 | ||
| LED Strip | PWM | TIM4/CH3 | PD14 | |
| Buzzer- | GPIO | PD15 | ||
| OSC | external | 8MHz | OSC_IN | PH0 |
| OSC_OUT | PH1 | |||
| LED | GPIO_OUTPUT | RED | PE3 | |
| BLUE | PE4 | |||
| GREEN | PE2 | |||
| KEY | BOOT | BOOT0 | ||
| I2C | I2C1 | SDA | PB9 | |
| SCL | PB8 | |||
| UART | UART1 | TX | PA9 | |
| RX | PA10 | |||
| VTX-HD | UART2 | TX | PA2 | |
| RX | PA3 | |||
| GPS | UART3 | TX | PD8 | |
| RX | PD9 | |||
| UART4 | TX | PA0 | ||
| RX | PA1 | |||
| UART5 | TX | PB6 | ||
| RX | PB5 | |||
| RCIN | UART6 | TX | PC6 | |
| RX | PC7 | |||
| Bluetooth Telemetry | UART8 | TX | PE1 | |
| RX | PE0 | |||
| USB | USB | USB_DM | PA11 | |
| USB_DP | PA12 | |||
| SD Card | SDMMC1 | D0 | PC8 | |
| D1 | PC9 | |||
| D2 | PC10 | |||
| D3 | PC11 | |||
| CLK | PC12 | |||
| CMD | PD2 | |||
| DEBUG | SWD | SWDIO | PA13 | |
| SWCLK | PA14 | |||
| BATTERY | (Ratio 1:21) | ADC | Voltage | PC0 |
| Current | PC1 | |||
MicoAir743v2-AIO supports Ardupilot/PX4/INAV/Betaflight firmware.
Tutorial
Basic Tutorial for Installing Firmware on Flight Controller
Getting Started Guide for Ardupilot
Ardupilot
Ardupilot Firmware Target: MicoAir743v2
MicoAir743v2 is officially supported by Ardupilot starting from version 4.6.0, you can update the firmware through Mission Planner or download all the firmware files(Copter/Heli/Plane/Rover/etc) here:
Also you can use the online firmware builder provided by Ardupilot to customize your firmware for MicoAir743v2:
ArduPilot Custom Firmware Builder
Old version(v4.5.7) :
MicoAir743v2/Firmware/Ardupilot
PX4
PX4 Firmware Target: micoair_h743-v2
MicoAir743v2 is officially supported by PX4 from 1.16.0.
You can also download the firmware and bootloader build by us (1.14.3&1.15.2).
Compile locally
Bootloader:
make micoair_h743-v2_bootloaderFirmware:
make micoair_h743-v2_defaultINAV
INAV Firmware Target: MICOAIR743V2_EXTMAG (From version 8.0.1 RC1)
