MinicubeF4flightcontrollerintegrateBetaflightOSDQuickuserguide

Specification:

Brandname:Eachine

Itemname:MinicubeF4flightcontrollerintegrateBetaflightOSD

Size: 27*27mm

Mounting hole: 20*20mm

Weight: 3.3g

Processor: STM32F405RGT6

Sensor: MPU-6000 (connected by SPI)

Firmware Target: betaflight_3.1.7 OmnibusF4SD

Built-in BEC: 5V/1A

Power supply: 2-4S lipo battery

Pins connection diagram:

Gettingstart:1.InstalllatestSTM32VirtualCOMPortDriver http://www.st.com/web/en/catalog/tools/PF257938 2.InstallandlaunchtheCleanflightConfiguratortool https://chrome.google.com/webstore/detail/betaflight‐configurator/kdaghagfopacdngbohiknlhcocjccjao?utm_source=chrome‐ntp‐icon (youneedtoopenthislink

ndinstallthisfirst) inGoogleChrome.Ifyoudon’thaveGoogleChrome,downloadale. cted.

3.ConnecttheflightcontrollertothecomputerviaUSBcab4.SelectthecorrectCOMportifitisnotautomaticallydete5.Clickconnect,verifythatcommunicationisestablished.

Software:

tcontrollerrunstheOpen‐sourceBetaflightflightcontrol(FC)TheMinicubeF4flighsoftware.ThenewestversionisBetaflight3.1.7whichsupportsDSHOTverywell. HEXFirmwaretarget:

b.com/betaflight/betaflight/releases/download/v3.1.7/betaflight_3.1.https://githu7_OMNIBUSF4SD.hexDFUSEtools:http://www.st.com/zh/development‐tools/stsw‐stm32080.html DFUMODEtoflashfirmwareshouldfirstConnectthebootpadandinstalltheSTM32Bootloaderdriver.

ReceiverConfigurations 1. SBUSReceiver:ConnectyourSBUSreceiverto[RCIN+5VGND]port;EnableSerial_RXforUART1fromthePorttabinBetaflightconfigurator,thenselectSERIAL‐basedreceiverfromtheRECEIVERModeandsettheSerialReceiverProvidertobeSBUSinBetaflightConfigurator.SolderthePad”B”inthebottomoftheboardtogetSBUSsignalinput

fromRCINport

2. PPMReceiver:ConnectyourPPMreceiverto[RCIN+5VGND]portandthensettheReceiverModetoRX_PPMfromtheconfigurationinBetaflightconfigurator.SolderthePad”B”inthebottomoftheboardtogetPPMsignalinputfromRCINport

Notes: If you use PPM receiver ,please disable LED_Strip, it’s a know issue of Betaflight 3.17

firmware

3. Minicube DSM2/DSMXReceiverConnectyourMinicubeDSM2/DSMXreceiverto[RCIN+5VGND]port;Solderthe

Pad”A” togetDSM2/DSMXinputEnableSerial_RX

forUART1fromthePorttabinBetaflightconfigurator,thenselectSERIAL‐basedreceiverfromtheRECEIVERModeandSelectSPEKTRUM1024forDSM2Radio;SelectSPEKTRUM2048forDSMXRadioinBetaflightConfigurator.

BetaflightOSDConfigurations:1.ConnecttheMinicubeF4tothecomputer,openBetaflightConfigurator,movetotheOSDoption,thenyoucanconfigurethelayoutoftheOSD.

2.CraftNamesetisinconfigurationoption

UsefulLinks:https://github.com/betaflight/betaflight/wiki