X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/b87f99f4bbca6ed29ebeaa78b0165e70941e934d..9276e859a6f57ba2518e501fd8148a390ca3aa5e:/armsrc/lfsampling.c

diff --git a/armsrc/lfsampling.c b/armsrc/lfsampling.c
index 8b4ab778..3a70c340 100644
--- a/armsrc/lfsampling.c
+++ b/armsrc/lfsampling.c
@@ -266,14 +266,16 @@ void doT55x7Acquisition(void){
 	if ( bufsize > T55xx_SAMPLES_SIZE )
 		bufsize = T55xx_SAMPLES_SIZE;
 
-	//memset(dest, 0, bufsize);
-		
 	uint16_t i = 0;
+	uint16_t nosignal = 0;
 	bool startFound = false;
 	bool highFound = false;
 	uint8_t curSample = 0;
 	uint8_t firstSample = 0;
-	for(;;) {
+	while(!BUTTON_PRESS()) {
+		WDT_HIT();
+		if ( nosignal == 0xFFFF ) break;
+		
 		if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
 			AT91C_BASE_SSC->SSC_THR = 0x43;
 			LED_D_ON();
@@ -287,6 +289,7 @@ void doT55x7Acquisition(void){
 					firstSample = curSample;
 				highFound = true;
 			} else if (!highFound) {
+				nosignal++;
 				continue;
 			}