CellularModem » History » Version 5
Denis 'GNUtoo' Carikli, 02/15/2020 12:38 AM
| 1 | 1 | Denis 'GNUtoo' Carikli | h1. CellularModem |
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| 2 | 2 | Denis 'GNUtoo' Carikli | |
| 3 | 3 | Denis 'GNUtoo' Carikli | If you are new to modems, or to the hardware and software architecture used in smartphones and tablets, it's a good idea to start from the "freedom-privacy-security-issues article":https://replicant.us/freedom-privacy-security-issues.php . |
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| 5 | Once this is done, there are more documentation on various aspects of the Cellular modem, from the protocol to implementations details. |
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| 7 | 4 | Denis 'GNUtoo' Carikli | * [[BackupTheEFS]]: The EFS is a partition that contains modem data like the IMEI. If that partition is lost or corrupted, the modem doesn't work anymore, so be sure to backup it. |
| 8 | 5 | Denis 'GNUtoo' Carikli | * [[QMI]]: This modem protocol is used at least in the [[GalaxyS3I9305|Galaxy S 3 4G (GT-I9305)]] and the [[GalaxyNote2N7105|Galaxy Note II 4G (GT-N7105)]] |
| 9 | 4 | Denis 'GNUtoo' Carikli | |
| 10 | TODO: This list child pages but it doesn't have any explanation of the pages |
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| 12 | 2 | Denis 'GNUtoo' Carikli | {{child_pages()}} |