// executes.
//-----------------------------------------------------------------------------
+#include <stdarg.h>
+
#include "usb_cdc.h"
#include "cmd.h"
-
#include "proxmark3.h"
#include "apps.h"
#include "util.h"
#include "printf.h"
#include "string.h"
-
-#include <stdarg.h>
-
#include "legicrf.h"
-#include <hitag2.h>
-#include <hitagS.h>
+#include "hitag2.h"
+#include "hitagS.h"
#include "lfsampling.h"
#include "BigBuf.h"
#include "mifareutil.h"
#include "iso14443a.h"
#endif
-#define abs(x) ( ((x)<0) ? -(x) : (x) )
-
//=============================================================================
// A buffer where we can queue things up to be sent through the FPGA, for
// any purpose (fake tag, as reader, whatever). We go MSB first, since that
return (a + 15) >> 5;
}
-void MeasureAntennaTuning(void)
+void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv, uint8_t LF_Results[])
{
- uint8_t LF_Results[256];
- int i, adcval = 0, peak = 0, peakv = 0, peakf = 0; //ptr = 0
- int vLf125 = 0, vLf134 = 0, vHf = 0; // in mV
-
- LED_B_ON();
+ int i, adcval = 0, peak = 0;
/*
* Sweeps the useful LF range of the proxmark from
* the resonating frequency of your LF antenna
* ( hopefully around 95 if it is tuned to 125kHz!)
*/
-
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
for (i=255; i>=19; i--) {
- WDT_HIT();
+ WDT_HIT();
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
SpinDelay(20);
adcval = ((MAX_ADC_LF_VOLTAGE * AvgAdc(ADC_CHAN_LF)) >> 10);
- if (i==95) vLf125 = adcval; // voltage at 125Khz
- if (i==89) vLf134 = adcval; // voltage at 134Khz
+ if (i==95) *vLf125 = adcval; // voltage at 125Khz
+ if (i==89) *vLf134 = adcval; // voltage at 134Khz
LF_Results[i] = adcval>>8; // scale int to fit in byte for graphing purposes
if(LF_Results[i] > peak) {
- peakv = adcval;
+ *peakv = adcval;
peak = LF_Results[i];
- peakf = i;
+ *peakf = i;
//ptr = i;
}
}
for (i=18; i >= 0; i--) LF_Results[i] = 0;
-
- LED_A_ON();
+
+ return;
+}
+
+void MeasureAntennaTuningHfOnly(int *vHf)
+{
// Let the FPGA drive the high-frequency antenna around 13.56 MHz.
- FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ LED_A_ON();
+ FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
SpinDelay(20);
- vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10;
+ *vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10;
+ LED_A_OFF();
+
+ return;
+}
+
+void MeasureAntennaTuning(int mode)
+{
+ uint8_t LF_Results[256] = {0};
+ int peakv = 0, peakf = 0;
+ int vLf125 = 0, vLf134 = 0, vHf = 0; // in mV
+
+ LED_B_ON();
+
+ if (((mode & FLAG_TUNE_ALL) == FLAG_TUNE_ALL) && (FpgaGetCurrent() == FPGA_BITSTREAM_HF)) {
+ // Reverse "standard" order if HF already loaded, to avoid unnecessary swap.
+ MeasureAntennaTuningHfOnly(&vHf);
+ MeasureAntennaTuningLfOnly(&vLf125, &vLf134, &peakf, &peakv, LF_Results);
+ } else {
+ if (mode & FLAG_TUNE_LF) {
+ MeasureAntennaTuningLfOnly(&vLf125, &vLf134, &peakf, &peakv, LF_Results);
+ }
+ if (mode & FLAG_TUNE_HF) {
+ MeasureAntennaTuningHfOnly(&vHf);
+ }
+ }
cmd_send(CMD_MEASURED_ANTENNA_TUNING, vLf125 | (vLf134<<16), vHf, peakf | (peakv<<16), LF_Results, 256);
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- LED_A_OFF();
LED_B_OFF();
return;
}
if (limit != HF_ONLY) {
if(mode == 1) {
- if (abs(lf_av - lf_baseline) > REPORT_CHANGE)
+ if (ABS(lf_av - lf_baseline) > REPORT_CHANGE)
LED_D_ON();
else
LED_D_OFF();
lf_av_new = AvgAdc(ADC_CHAN_LF);
// see if there's a significant change
- if(abs(lf_av - lf_av_new) > REPORT_CHANGE) {
+ if(ABS(lf_av - lf_av_new) > REPORT_CHANGE) {
Dbprintf("LF 125/134kHz Field Change: %5dmV", (MAX_ADC_LF_VOLTAGE * lf_av_new) >> 10);
lf_av = lf_av_new;
if (lf_av > lf_max)
if (limit != LF_ONLY) {
if (mode == 1){
- if (abs(hf_av - hf_baseline) > REPORT_CHANGE)
+ if (ABS(hf_av - hf_baseline) > REPORT_CHANGE)
LED_B_ON();
else
LED_B_OFF();
hf_av_new = AvgAdc(ADC_CHAN_HF);
// see if there's a significant change
- if(abs(hf_av - hf_av_new) > REPORT_CHANGE) {
+ if(ABS(hf_av - hf_av_new) > REPORT_CHANGE) {
Dbprintf("HF 13.56MHz Field Change: %5dmV", (MAX_ADC_HF_VOLTAGE * hf_av_new) >> 10);
hf_av = hf_av_new;
if (hf_av > hf_max)
WritePCF7931(c->d.asBytes[0],c->d.asBytes[1],c->d.asBytes[2],c->d.asBytes[3],c->d.asBytes[4],c->d.asBytes[5],c->d.asBytes[6], c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128, c->arg[0], c->arg[1], c->arg[2]);
break;
case CMD_EM4X_READ_WORD:
- EM4xReadWord(c->arg[1], c->arg[2],c->d.asBytes[0]);
+ EM4xReadWord(c->arg[0], c->arg[1],c->arg[2]);
break;
case CMD_EM4X_WRITE_WORD:
- EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
+ EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2]);
break;
case CMD_AWID_DEMOD_FSK: // Set realtime AWID demodulation
CmdAWIDdemodFSK(c->arg[0], 0, 0, 1);
case CMD_VIKING_CLONE_TAG:
CopyVikingtoT55xx(c->arg[0], c->arg[1], c->arg[2]);
break;
+ case CMD_COTAG:
+ Cotag(c->arg[0]);
+ break;
#endif
#ifdef WITH_HITAG
break;
case CMD_MEASURE_ANTENNA_TUNING:
- MeasureAntennaTuning();
+ MeasureAntennaTuning(c->arg[0]);
break;
case CMD_MEASURE_ANTENNA_TUNING_HF:
projects / proxmark3-svn / blobdiff