Firmware Flashing Instructions

Selecting the Firmware Type

Please confirm the connection method first

• If not using a CAN tool board: select USB firmware.
• If using a CAN tool board: select USB-to-CAN Bridge Firmware.
• Only one of the two firmware types can be selected; do not flash both.

Firmware Type	Applicable Scenario	Advantages	Confirm Before Selecting	Operation
USB Firmware	Used when not using a CAN tool board	Stable communication, simple configuration	Use USB firmware when not using a CAN tool board	Compile USB Firmware
USB to CAN Bridge Firmware	Used when a CAN tool board is required	Can connect multiple CAN devices, reduces USB usage	Only select when using a CAN tool board; confirm CAN wiring, terminal resistors, and CAN baud rate configuration are consistent	Compile USB to CAN Bridge Firmware

DIP Switch Introduction

• The FLY C5 uses DIP switches to select the connection method between the host and slave boards. If the DIP switches are set incorrectly, the host board will be unable to connect to the slave board. Please pay close attention!!!

Onboard DIP Switch Explanation

Important Notes

• During normal use, set 拨码向上拨
• When switching, set towards 上拨到底, otherwise the connection to the slave board may fail!!!

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