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use simplest ATR

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this is the shortest and simplest ATR possible according to the
ISO 7816-3 spec.
it does not offer any non-default parameters (F, D, WI, ...)

Change-Id: I4ff41b5120bcadca652296f9d3691f7606be2bd2
This commit is contained in:
Kévin Redon
2019-05-15 00:23:21 +02:00
parent 73d4d49b83
commit 1a88fd8066
1 changed files with 2 additions and 2 deletions
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4
firmware/libcommon/source/card_emu.c
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@@ -1121,8 +1121,8 @@ void tc_etu_wtime_expired(void *handle)
}
}
/* shortest ATR found in smartcard_list.txt */
static const uint8_t default_atr[] = { 0x3B, 0x02, 0x14, 0x50 };
/* shortest ATR possible (uses default speed and no options) */
static const uint8_t default_atr[] = { 0x3B, 0x00 };
static struct card_handle card_handles[NUM_SLOTS];