User Manual

F3 Femto2/3
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ViaDeviceFirmwareUpload（DFU，USB）‐windows
RequiredSoftware:
• ASPRACINGF3EVO.hexfile(forflashing).
• ZadigUSBdriverinstallation‐> http://zadig.akeo.ie/ 
• cleanflightConfigurator
Flashingsteps:
• PlacetheboardintoDFUmodebyshortingout(solderingorscrewdriver)thebootpinsontopof
theboard.YourdevicewillbedetectedasaSTMDeviceinDFUmode(orSTMBOOTLOADER).
• LoadupZadigUSBdriverandselecttheSTMDFUorSTMBOOTLOADERdevice(ifitisnotlisted
pleaseconfirmstep1,and/orselect"Options/ViewAllDevices"intheZadigmenu.Installthe
WinUSBdriver.
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