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Raise the buffer size even more.

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I was too conservative as it requires 261 bytes. Let's put 270 for the
peace of mind.
This commit is contained in:
Jean-Michel Picod 2022-12-05 21:15:49 +01:00
parent 9f589fed9a
commit 07a8f7a6de
1 changed files with 1 additions and 1 deletions
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2
armsrc/i2c.c
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@ -54,7 +54,7 @@ static void __attribute__((optimize("O0"))) I2CSpinDelayClk(uint16_t delay) {
#define I2C_DELAY_XCLK(x) I2CSpinDelayClk((x))
// The SIM module v4 supports up to 384 bytes for the length.
#define ISO7816_MAX_FRAME 260
#define ISO7816_MAX_FRAME 270
// try i2c bus recovery at 100kHz = 5us high, 5us low
void I2C_recovery(void) {