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hitag sniff, use edgemode

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This commit is contained in:
iceman1001 2020-03-24 10:08:11 +01:00
commit 1f5de5debd
1 changed files with 29 additions and 28 deletions
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55
armsrc/lfadc.c
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@ -74,16 +74,16 @@ size_t lf_count_edge_periods_ex(size_t max, bool wait, bool detect_gap) {
while (!BUTTON_PRESS()) { while (!BUTTON_PRESS()) {
// only every 100th times, in order to save time when collecting samples. // only every 100th times, in order to save time when collecting samples.
/* /*
if (checked == 1000) { if (checked == 1000) {
if (data_available()) { if (data_available()) {
break; break;
} else { } else {
checked = 0; checked = 0;
} }
} }
++checked; ++checked;
*/ */
WDT_HIT(); WDT_HIT();
if (AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) { if (AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
@ -136,12 +136,12 @@ void lf_reset_counter() {
// TODO: find out the correct reset settings for tag and reader mode // TODO: find out the correct reset settings for tag and reader mode
// if (reader_mode) { // if (reader_mode) {
// Reset values for reader mode // Reset values for reader mode
rising_edge = false; rising_edge = false;
previous_adc_val = 0xFF; previous_adc_val = 0xFF;
// } else { // } else {
// Reset values for tag/transponder mode // Reset values for tag/transponder mode
// rising_edge = false; // rising_edge = false;
// previous_adc_val = 0xFF; // previous_adc_val = 0xFF;
// } // }
@ -179,7 +179,8 @@ void lf_init(bool reader, bool simulate) {
// FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT); // FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT);
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC); FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC);
else else
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC); // Sniff
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_TOGGLE_MODE);
} }
@ -249,18 +250,18 @@ size_t lf_detect_field_drop(size_t max) {
while (!BUTTON_PRESS()) { while (!BUTTON_PRESS()) {
/* /*
// only every 1000th times, in order to save time when collecting samples. // only every 1000th times, in order to save time when collecting samples.
if (checked == 1000) { if (checked == 1000) {
if (data_available()) { if (data_available()) {
checked = -1; checked = -1;
break; break;
} else { } else {
checked = 0; checked = 0;
} }
} }
++checked; ++checked;
*/ */
WDT_HIT(); WDT_HIT();