Firmware Flashing Instructions
* Micro4 uses Katapult firmware flashing via USB connection by default.
USB Firmware Flashing
* The Micro4 is pre-flashed with Katapult firmware for USB connection at the factory, so there is no need to flash it again.
USB Bridge CAN Firmware Flashing
* The Micro4 comes pre-flashed with the USB-connected Katapult firmware, so there is no need to flash it again.
BL Firmware, Please Do Not Use!
* Note that the factory has pre-flashed katapult, so no need to flash it again.