I am trying to use the EM7565 in an M.2-USB adapter board, however, when using the firmware download binaries I am running into the error: FW download failed: eSDP_FWDWL_ERR_FIREHOSE_STATE_ERR(120). I have ran into this error on two different M.2-USB boards. I do not encounter this issue when runnin…

is that you have other M.2 module in the same platform? I can see /dev/cdc-wdm2, but not /dev/cdc-wdm0 BTW, you can also use the same command as this one: [image] Unable to upgrade firmware for EM7411 MC/EM Series @leo You might also want to check what right…

I am not sure why it is showing up as 2 instead of 0. Probably from attempting the download a few times. There is no other cdc-wdm port active $ ls /dev/cdc* /dev/cdc-wdm2 I tried the sudo chmod +777 /dev/cdc-wdm2 command, but no luck after trying the FW download again

you can try to use similar command as this one: [image] Unable to upgrade firmware for EM7411 MC/EM Series @leo You might also want to check what rights you have against that interface, you might be able to see it but not write to it. pi@raspberrypi:~ $ ls /d…

I did try those commands for adding permissions with chmod 777, see my previous reply. I also tried the firmware download command with -d and -p but it still gives the firehose error $ sudo ~/Downloads/MBPL_SDK_R46_ENG5-fwdwl/SampleApps/fw-download-tool/bin/fw-download-toolhostx86_64 -f ~/Downloa…

Does it help if you use mbim instead of rmnet in at!usbcomp? BTW, one user (who getting the same error as yours) makes it work after bypassing USB hub: [image] Help with EM7565 Firmware and PRI File Update on Linux MC/EM Series Hi, A quick update on the situa…

I followed the “Manual Flashing Procedure” in this github readme and it was successful. They used the qmi-firmware-update cli tool [image] GitHub - danielewood/sierra-wireless-modems: EM7565/EM7455/MC7455 - Modem Configuration EM7565/EM7455/MC7455 - Modem Configuration …

This doesn’t appear to be the solution as when I try the qmi-firmware-update cli tool with another EM7565 modem, it does not complete. $ sudo qmi-firmware-update --update -d 1199:9091 firmware/SWI9X50C_01.14.02.00.cwe firmware/SWI9X50C_01.14.02.00_TMO_002.003_003.nvu loading device information bef…

Does it help if you use mbim instead of rmnet in at!usbcomp? From your test here, it can download firmware [image] EM7565 Any Special Hardware Conditions for Flashing Firmware? MC/EM Series I did try those commands for adding permissions with chmod 777, see …

I tried changing it to mbim mode and did not work with the qmi tool or the sierra wireless tool $ sudo qmi-firmware-update --update --device-open-mbim -d 1199:9091 firmware/SWI9X50C_01.14.02.00.cwe firmware/SWI9X50C_01.14.02.00_TMO_002.003_003.nvu loading device information before the update… …

I don’t see you specifying the serial port /dev/ttyUSB0 like this [image] EM7565 Any Special Hardware Conditions for Flashing Firmware? MC/EM Series I did try those commands for adding permissions with chmod 777, see my previous reply. I also tried the firmwar…

EM7565 Any Special Hardware Conditions for Flashing Firmware?

IoT Modules MC/EM Series

jyijyi April 27, 2026, 4:53pm 4

you can try to use similar command as this one:

BTW, did you install the same MBPL driver with the OK platform and the NOK platform?

Lastly, what is the setting of AT!USBCOMP? for your module?

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EM7565 Any Special Hardware Conditions for Flashing Firmware?

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