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control protection support via HAL_FLASH_PROTECTION provide support for flash protection on SPRacingH7 SPRacingH7 bootloader needs to use w25q-dtr |
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README.md | ||
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defaults.parm | ||
hwdef-bl.dat | ||
hwdef.dat |
README.md
Serious Pro Racing H6 Extreme Flight Controller
The SPRacingH7 Extreme is a flight controller produced by Seriously Pro Racing.
Features
- MCU - STM32H750 32-bit processor running at 400 MHz
- 16MByte Serial NOR flash via QuadSPI
- IMUs - 2x ICM20602
- Barometer - BMP388
- OSD - AT7456E
- Onboard Flash: 128Mbits
- 7x UARTs (1,2,3,4,5,6,8)
- 11x PWM Outputs (10 Motor Output, 1 LED)
- Battery input voltage: 2S-6S
- BEC 5V 1A
Pinout
UART Mapping
The UARTs are marked Rn and Tn in the above pinouts. The Rn pin is the receive pin for UARTn. The Tn pin is the transmit pin for UARTn.
- SERIAL0 -> USB
- SERIAL1 -> UART1 (DMA-enabled)
- SERIAL2 -> UART2 (RCIN one wire, DMA-enabled)
- SERIAL3 -> UART3 (DMA-enabled)
- SERIAL4 -> UART4 (DMA-enabled)
- SERIAL5 -> UART5 (DMA-enabled)
- SERIAL6 -> UART6 (On motor pads 7/8, with alt config 1, DMA-enabled)
- SERIAL8 -> UART8 (DMA-enabled)
RC Input
RC input is configured on the T2 (UART2_TX) pin. It supports all serial RC protocols. For protocols requiring half-duplex serial to transmit telemetry (such as FPort) you should setup SERIAL2 as an RC input serial port, with half-duplex, pin-swap and inversion enabled.
FrSky Telemetry
FrSky Telemetry is supported using the T2 pin (UART2 transmit). You need to set the following parameters to enable support for FrSky S.PORT
- SERIAL2_PROTOCOL 10
- SERIAL2_OPTIONS 7
OSD Support
The SPRacingH7 supports OSD using OSD_TYPE 1 (MAX7456 driver).
PWM Output
The SPRacingH7 supports up to 11 PWM outputs. The pads for motor output M1 to M4 on the motor connectors and M5 to M8 on separate pads, plus M11 for LED strip or another PWM output. M9 and M10 are only available on the stacking connector.
The PWM is in 5 groups:
- PWM 1-4 in group1
- PWM 5, 6 in group2
- PWM 7, 8 in group3
- PWM 9, 10 in group4
- PWM 11 in group5
Channels within the same group need to use the same output rate. If any channel in a group uses DShot then all channels in the group need to use DShot. Channels 1-4 support bi-directional dshot.
Battery Monitoring
The board has a builting voltage and current sensor. The current sensor can read up to 130 Amps. The voltage sensor can handle up to 6S LiPo batteries.
The correct battery setting parameters are:
- BATT_MONITOR 4
- BATT_VOLT_PIN 10
- BATT_CURR_PIN 11
- BATT_VOLT_MULT 11.1
- BATT_AMP_PERVLT 59.5
Compass
The SPRacingH7 does not have a builtin compass, but you can attach an external compass using I2C on the SDA and SCL pads.
Loading Firmware
Since this board stores the flight control software on external flash the initial firmware load should be done using the SPRacing SSBL (https://github.com/spracing/ssbl). Please follow the instructions for loading PX4 firmware to load ArduPilot. A convenience script is provided Tools/scripts/ssbl_uploader.sh to perform the required steps. It should also be possible to load the ArduPilot bootloader via DFU, but doing so will invalidate your warranty.