move the clear buffer outside of potentially time..

[proxmark3-svn] / armsrc / lfops.c

diff --git a/armsrc/lfops.c b/armsrc/lfops.c
index 47fec7c2a95d3b6737361b401e56fb0e2297847e..bb298f79a39fdb71f4dbc365b7f7ed120c734efc 100644 (file)
--- a/armsrc/lfops.c
+++ b/armsrc/lfops.c
@@ -37,6 +37,8 @@ void ModThenAcquireRawAdcSamples125k(uint32_t delay_off, uint32_t period_0, uint
 
        sample_config sc = { 0,0,1, divisor_used, 0};
        setSamplingConfig(&sc);
+       //clear read buffer
+       BigBuf_Clear_keep_EM(void);
 
        /* Make sure the tag is reset */
        FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
@@ -752,6 +754,9 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
        // Configure to go in 125Khz listen mode
        LFSetupFPGAForADC(95, true);
 
+       //clear read buffer
+       BigBuf_Clear_keep_EM(void);
+
        while(!BUTTON_PRESS() && !usb_poll_validate_length()) {
 
                WDT_HIT();
@@ -837,6 +842,8 @@ void CmdAWIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
        uint8_t *dest = BigBuf_get_addr();
        size_t size; 
        int idx=0;
+       //clear read buffer
+       BigBuf_Clear_keep_EM(void);
        // Configure to go in 125Khz listen mode
        LFSetupFPGAForADC(95, true);
 
@@ -927,6 +934,8 @@ void CmdEM410xdemod(int findone, int *high, int *low, int ledcontrol)
        int clk=0, invert=0, errCnt=0, maxErr=20;
        uint32_t hi=0;
        uint64_t lo=0;
+       //clear read buffer
+       BigBuf_Clear_keep_EM(void);
        // Configure to go in 125Khz listen mode
        LFSetupFPGAForADC(95, true);
 
@@ -986,6 +995,8 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
        uint8_t version=0;
        uint8_t facilitycode=0;
        uint16_t number=0;
+       //clear read buffer
+       BigBuf_Clear_keep_EM(void);
        // Configure to go in 125Khz listen mode
        LFSetupFPGAForADC(95, true);