How to tell if the card being inserted is a SIM card or a Usim card
Source: Internet
Author: User
1. Determine if the card is a SIM card or a UICC card.
Driver judging the history of the ATR after power on byte:0x80 0x31 0xXX 0x73
You can view the system trace from catcher log:
Message: [sim_drv]:atr= 3B9E11801FC38031E073FE211B66D00026010B00AF
Message: [sim_drv]: L1usim_reset OK v:2, t:0, App:1, speed:0
If driver detects the blue content above, it is the UICC card.
Otherwise it is recognized as a SIM card.
2. If it is a UICC card, it will determine if the file Efdir contains a record whose aid value starts with A0 00 00 00 87 10 02.
If this record is included, the UICC card supports the Usim app, which is a Usim card.
Otherwise it is recognized as a SIM card.
3. If it is a USIM card, subsequent initialization of the USIM application will be initiated based on the Select aid.
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