R31UH0015EU0101 Rev.1.01
Page 13
Apr 26, 2022
8A3xxxx 72QFN Evaluation Kit Manual
Appendix A: How to Upgrade the Firmware
Upload Firmware to the RAM
1. Connect to the EVB.
2. Power up the EVB with no EEPROM present. This ensures the firmware is 4.0.2.7017.
3. The GUI will indicate that the firmware on the chip does not match the GUI firmware. Press “Close”.
4. Open the “Firmware Utility” window.
5. Update the Firmware first. Press “Update RAM to Current FW Only”.