# FIRMWARE UPDATE INSTRUCTIONS
- 20251108
- pandaplacer.com


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# How to upload .bin firmware for PP_MC_V3.x with USB DFU:

You can use the STM32CubeProgrammer (LINUX/MAC/WIN) with USB DFU interface for updates.
https://www.st.com/en/development-tools/stm32cubeprog.html

- Power up PPMC_V3.x board and connect the USB to the PC. 
- Press the BOOT button first, then press the RESET button and release the 2 buttons. MCU goes into DFU mode.
- In STM32CubeProgrammer, select the USB mode and the corresponding USB port and then connect.
- Open and select the .bin file.
- Download the firmware.
- Manually presss RESET button or power off and on again to restart the board.


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Alternatively, you can use STLINK and SWD port to update the .bin file from the compilation.

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