From 1994b99ba447694d0d91948ee56d9a1549c46b22 Mon Sep 17 00:00:00 2001 From: Philippe Teuwen Date: Sun, 5 Sep 2021 00:53:37 +0200 Subject: [PATCH] remove spurious char --- fpga-xc3s100e/hi_iso14443a.v | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fpga-xc3s100e/hi_iso14443a.v b/fpga-xc3s100e/hi_iso14443a.v index 07612d6c7..26ab0f9d9 100644 --- a/fpga-xc3s100e/hi_iso14443a.v +++ b/fpga-xc3s100e/hi_iso14443a.v @@ -38,7 +38,7 @@ begin else if(adc_d < 8) after_hysteresis <= 1'b0; // U < 1,04V -> after_hysteresis = 0 // Note: was >= 3,53V and <= 1,19V. The new trigger values allow more reliable detection of the first bit // (it might not reach 3,53V due to the high time constant of the high pass filter in the analogue RF part). - // In addition, the new values are more in line with ISO14443-2: "The PICC shall detect the ”End of Pause?after the field exceeds + // In addition, the new values are more in line with ISO14443-2: "The PICC shall detect the ”End of Pause” after the field exceeds // 5% of H_INITIAL and before it exceeds 60% of H_INITIAL." Depending on the signal strength, 60% might well be less than 3,53V.