cannot boot M5Cloud firmware on M5Stack FIRE
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 hello. i'm buyed yesterday M5Stack FIRE on MFT2018. 
 default stock rom seems to good work.but, after M5Cloud-PSRAM rom flashed, does not boot. 
 (no display, maybe power-on. can hear speaker noise.)rom: m5cloud-psram-20180516-v0.4.0.bin 
 flash download tool settings:
  any idea? best regards. 
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 What is the serial log? 
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 change SPI MODE: DIO 
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 thank you for replying. 
 i tried DIO mode and 32Mbit Flash Size, and non PSRAM(m5cloud-20180516-v0.4.0.bin)firmware to boot device.
 PSRAM firmware some bug? or my M5Stack FIRE is non 4MB-PSRAM 16MB Flash version?i confused... 
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 @bin 在 cannot boot M5Cloud firmware on M5Stack FIRE ä¸è¯´ï¼š change SPI MODE: DIO You tried to burn the PSRAM version firmware in DIO mode. Is PSRAM still not initialized? 
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 @bin i just tried, burn PSRAM version firmware. 
 does not boot.
  
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 Japan Seller Switch-Science announced that problem. 
 https://www.switch-science.com/catalog/3953/their says "cut the GPIO 16/17 pins". that correct? 
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 another user reported maybe same problem in espressif github. 
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 Have a try with this link. You can burn the firmware with a easier tool. 
 https://m5stack.readthedocs.io/en/latest/get-started/how_to_burn_firmware_en.html


