X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/4913be92ac529143d4ba7dffd5f709386c92dca5..62a38cc8835cc7b98a30ee3e670e6eb582ddd8cd:/common/lfdemod.c

diff --git a/common/lfdemod.c b/common/lfdemod.c
index e1fcbf73..12511208 100644
--- a/common/lfdemod.c
+++ b/common/lfdemod.c
@@ -288,6 +288,7 @@ int cleanAskRawDemod(uint8_t *BinStream, size_t *size, int clk, int invert, int
 }
 
 //by marshmellow
+//amplify based on ask edge detection
 void askAmp(uint8_t *BitStream, size_t size)
 {
 	uint8_t Last = 128;
@@ -1758,6 +1759,10 @@ bool DetectST(uint8_t buffer[], size_t *size, int *foundclock) {
 			for(i=0; i < clk/2-tol; ++i) {
 				buffer[dataloc+i] = high+5;
 			}
+		} //test for single sample outlier (high between two lows) in the case of very strong waves
+		if (buffer[dataloc] >= high && buffer[dataloc+2] <= low) {
+			buffer[dataloc] = buffer[dataloc+2];
+			buffer[dataloc+1] = buffer[dataloc+2];
 		}
 		for (i=0; i<datalen; ++i) {
 			if (i+newloc < bufsize) {