How to flash the discovery

• Get the ST-Link Utility from here stm32_st-link_utility.zip
• Install it
• Get the latest release archive from here http://github.com/lilvinz/OpenPilot/downloads
• Connect the discovery board to USB using the mini-usb connector
• Start STM32 ST-LINK Utility
• Select Target->Connect from the menu
• Select Target-> Erase Chip from the menu
• Select File -> Open File... from the menu
• Choose the bl_discoveryf4.bin or bl_discoveryf3.bin from the release archive
• Confirm the dialog box which asks to write the data to the target
• Close the software
• Start the groundcontrolstation from the release archive
• Go to the bootloader tab
• Press the Rescue button
• Hit the black reset key on the discovery. It should now have the blue led constantly on.
• It should now show the discovery board connected as a CC3D
• Click Open... button
• Choose the fw_discoveryf4.opfw or file fw_discoveryf3.opfw from the release archive
• Ignore the warning
• Click on Flash button
• After flashing, reset button on the discovery again
• Thats it, gcs should now be showing data from the board