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by dchou4u
Wed Jan 23, 2019 3:29 pm
Forum: Tutorials
Topic: Sierra Wireless MC7455 | EM7455 -- AT! Command Guide
Replies: 69
Views: 263780

Re: Sierra Wireless MC7455 | EM7455 -- AT! Command Guide

Hi, I know the MC7455 has the +CPIN command to input the PIN of the SIM card. Is there a AT command to actually change the PIN of the SIM card?

Thanks
by dchou4u
Mon Jan 21, 2019 4:27 pm
Forum: Tutorials
Topic: Sierra Wireless MC7455 | EM7455 -- AT! Command Guide
Replies: 69
Views: 263780

Re: Sierra Wireless MC7455 | EM7455 -- AT! Command Guide

Hi, thanks for the excellent tutorial. I find it very very helpful.

What is the AT command to perform firmware update to the EM7455 modem? I only can find the AT command to reset and put the modem in hold mode, but I cannot find any AT command to actually download the firmware to the modem.

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