Betaflight configuration:
***Bind procedure is the same like Happymodel EP1/EP2 receiver , need to upgrade your ExpressLRS TX module to V3.X version first.
***Thanks to our team pilot “Jiggy” provide the bind instruction Alternative-Binding-Method-for-UART-Based-ELRS-RX
Flight controller | Firmware target: CRAZYBEEF4DX4.3.2 MCU:STM32F411CEU6 (100MHz, 512K FLASH) Sensor: BMI270(SPI connection) Power supply: 1-2S Lipo Lihv battery input (DC 2.8V~8.7V) Built-in 5A(each) Blheli_S 4in1 ESC Dshot300 ready Built-in Betaflight OSD(SPI Control) Built-in UART ExpressLRS 2.4Ghz receiver(Default firmware ExpressLRS v3.0.1) Built-in 5V 1A BEC Built-in voltage detection and current sensor Built-in Onboard flash 16Mb for Blackbox |
Onboard 4in1 ESC | MCU upgraded to EFM8BB21 Power supply: 1-2S LiPo/LiPo HV (2.8v~8.7v) Currents: 5A continuous peak 6A (5 seconds) Support BLHeliSuite programmable Default Factory firmware: S_H_50_REV16_8.HEX Support ESC Protocol: DSHOT150/DSHOT300/DSHOT600 |
Onboard UART ExpressLRS 2.4GHz Receiver | Packet Rate option: 25Hz/50Hz/150Hz/250Hz/500Hz RF Frequency: 2.4GHz Antenna: enameled copper wire 31mm length Telemetry output Power: <12dBm Receiver protocol: CRSF Default firmware version: ExpressLRS V3.0.1 The same hardware with Happymodel EP1 Could update firmware via ExpressLRS configurator Firmware target:HappyModel EP1/2 2400 RX |
Onboard blackbox enable method:
Type the following command to CLI:
set blackbox_device = SPIFLASH
set flash_spi_bus = 2
resource FLASH_CS 1 a14
save
Default factory dump file for betaflight 4.3.2 :
CrossF4 ELRS diff for betaflight 4.3.2
where to buy CrossF4 ELRS 1-2S FC