ADD: @marshmellows42 's fixes for "lf cmdread" and CHANGELOG.md

[proxmark3-svn] / armsrc / lfsampling.c

diff --git a/armsrc/lfsampling.c b/armsrc/lfsampling.c
index 8b4ab7781f33d801feff362f20f78b609b397d8b..3a70c340a9b61bad27b6abb2419c59939974ace5 100644 (file)
--- 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;
                        }