#include "common.h"
#include "hitag2.h"
#include "mifare.h"
-
#include "../common/crc32.h"
-
-// The large multi-purpose buffer, typically used to hold A/D samples,
-// maybe processed in some way.
-#define BIGBUF_SIZE 40000
-uint32_t BigBuf[BIGBUF_SIZE / sizeof(uint32_t)];
-#define TRACE_OFFSET 0
-#define TRACE_SIZE 3000
-#define RECV_CMD_OFFSET (TRACE_OFFSET + TRACE_SIZE)
-#define MAX_FRAME_SIZE 256
-#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 1)/ 8)
-#define RECV_CMD_PAR_OFFSET (RECV_CMD_OFFSET + MAX_FRAME_SIZE)
-#define RECV_RESP_OFFSET (RECV_CMD_PAR_OFFSET + MAX_PARITY_SIZE)
-#define RECV_RESP_PAR_OFFSET (RECV_RESP_OFFSET + MAX_FRAME_SIZE)
-#define CARD_MEMORY_OFFSET (RECV_RESP_PAR_OFFSET + MAX_PARITY_SIZE)
-#define CARD_MEMORY_SIZE 4096
-#define DMA_BUFFER_OFFSET CARD_MEMORY_OFFSET
-#define DMA_BUFFER_SIZE CARD_MEMORY_SIZE
-#define FREE_BUFFER_OFFSET (CARD_MEMORY_OFFSET + CARD_MEMORY_SIZE)
-#define FREE_BUFFER_SIZE (BIGBUF_SIZE - FREE_BUFFER_OFFSET - 1)
-
-/*
-The statements above translates into this :
-BIGBUF_SIZE = 40000
-TRACE_OFFSET = 0
-TRACE_SIZE = 3000
-RECV_CMD_OFFSET = 3000
-MAX_FRAME_SIZE = 256
-MAX_PARITY_SIZE = 32
-RECV_CMD_PAR_OFFSET = 3256
-RECV_RESP_OFFSET = 3288
-RECV_RESP_PAR_OFFSET= 3544
-CARD_MEMORY_OFFSET = 3576
-CARD_MEMORY_SIZE = 4096
-DMA_BUFFER_OFFSET = 3576
-DMA_BUFFER_SIZE = 4096
-FREE_BUFFER_OFFSET = 7672
-FREE_BUFFER_SIZE = 32327
- */
+#include "BigBuf.h"
extern const uint8_t OddByteParity[256];
-extern uint8_t *trace; // = (uint8_t *) BigBuf;
-extern int traceLen; // = 0;
extern int rsamples; // = 0;
extern int tracing; // = TRUE;
extern uint8_t trigger;
void Dbprintf(const char *fmt, ...);
void Dbhexdump(int len, uint8_t *d, bool bAsci);
+// ADC Vref = 3300mV, and an (10M+1M):1M voltage divider on the HF input can measure voltages up to 36300 mV
+#define MAX_ADC_HF_VOLTAGE 36300
+// ADC Vref = 3300mV, and an (10000k+240k):240k voltage divider on the LF input can measure voltages up to 140800 mV
+#define MAX_ADC_LF_VOLTAGE 140800
int AvgAdc(int ch);
void ToSendStuffBit(int b);
void ToSendReset(void);
void ListenReaderField(int limit);
-void AcquireRawAdcSamples125k(int at134khz);
-void SnoopLFRawAdcSamples(int divisor, int trigger_threshold);
-void DoAcquisition125k(int trigger_threshold);
extern int ToSendMax;
extern uint8_t ToSend[];
-extern uint32_t BigBuf[];
/// fpga.h
void FpgaSendCommand(uint16_t cmd, uint16_t v);
#define FPGA_HF_ISO14443A_READER_MOD (4<<0)
/// lfops.h
+extern uint8_t decimation;
+extern uint8_t bits_per_sample ;
+extern bool averaging;
+
void AcquireRawAdcSamples125k(int divisor);
void ModThenAcquireRawAdcSamples125k(int delay_off,int period_0,int period_1,uint8_t *command);
void ReadTItag(void);
bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t len, uint32_t timestamp_start, uint32_t timestamp_end, uint8_t *parity, bool readerToTag);
void GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *parity);
void iso14a_set_trigger(bool enable);
-void iso14a_clear_trace();
-void iso14a_set_tracing(bool enable);
+
void RAMFUNC SniffMifare(uint8_t param);
/// epa.h