projects / proxmark3-svn / blame
| Commit | Line | Data |
|---|---|---|
| 53d5dc64 | 1 | #ifndef __LFSAMPLING_H |
| 2 | #define __LFSAMPLING_H | |
| 31abe49f | 3 | |
| 24c49d36 | 4 | #include "proxmark3.h" |
| 5 | #include "apps.h" | |
| 6 | #include "util.h" | |
| 7 | #include "string.h" | |
| 8 | #include "usb_cdc.h" // for usb_poll_validate_length | |
| 9 | #include "ticks.h" // for StartTicks | |
| 10 | ||
| 53d5dc64 | 11 | typedef struct BitstreamOut BitstreamOut; |
| 12 | ||
| ac2df346 | 13 | /** |
| 5f5b83b7 | 14 | * acquisition of Cotag LF signal. Similar to other LF, since the Cotag has such long datarate RF/384 |
| 15 | * and is Manchester?, we directly gather the manchester data into bigbuff | |
| 16 | **/ | |
| 17 | void doCotagAcquisition(size_t sample_size); | |
| 18 | uint32_t doCotagAcquisitionManchester(void); | |
| 19 | ||
| 20 | /** | |
| 21 | * acquisition of T55x7 LF signal. Similar to other LF, but adjusted with @marshmellows thresholds | |
| ac2df346 | 22 | * the data is collected in BigBuf. |
| 23 | **/ | |
| 94422fa2 | 24 | void doT55x7Acquisition(size_t sample_size); |
| ac2df346 | 25 | |
| 31abe49f MHS |
26 | /** |
| 27 | * Initializes the FPGA for reader-mode (field on), and acquires the samples. | |
| 28 | * @return number of bits sampled | |
| 29 | **/ | |
| 1fbf8956 | 30 | uint32_t SampleLF(bool silent); |
| 31abe49f MHS |
31 | |
| 32 | /** | |
| 33 | * Initializes the FPGA for snoop-mode (field off), and acquires the samples. | |
| 34 | * @return number of bits sampled | |
| 35 | **/ | |
| 36 | ||
| 37 | uint32_t SnoopLF(); | |
| 38 | ||
| 17556415 | 39 | // adds sample size to default options |
| 40 | uint32_t DoPartialAcquisition(int trigger_threshold, bool silent, int sample_size); | |
| 41 | ||
| 31abe49f MHS |
42 | /** |
| 43 | * @brief Does sample acquisition, ignoring the config values set in the sample_config. | |
| 44 | * This method is typically used by tag-specific readers who just wants to read the samples | |
| 45 | * the normal way | |
| 46 | * @param trigger_threshold | |
| 47 | * @param silent | |
| 48 | * @return number of bits sampled | |
| 49 | */ | |
| 50 | uint32_t DoAcquisition_default(int trigger_threshold, bool silent); | |
| 51 | /** | |
| 52 | * @brief Does sample acquisition, using the config values set in the sample_config. | |
| 53 | * @param trigger_threshold | |
| 54 | * @param silent | |
| 55 | * @return number of bits sampled | |
| 56 | */ | |
| 57 | ||
| 58 | uint32_t DoAcquisition_config( bool silent); | |
| 59 | ||
| 60 | /** | |
| 61 | * Setup the FPGA to listen for samples. This method downloads the FPGA bitstream | |
| 62 | * if not already loaded, sets divisor and starts up the antenna. | |
| 63 | * @param divisor : 1, 88> 255 or negative ==> 134.8 KHz | |
| 64 | * 0 or 95 ==> 125 KHz | |
| 65 | * | |
| 66 | **/ | |
| 67 | void LFSetupFPGAForADC(int divisor, bool lf_field); | |
| 68 | ||
| 31abe49f MHS |
69 | /** |
| 70 | * Called from the USB-handler to set the sampling configuration | |
| 71 | * The sampling config is used for std reading and snooping. | |
| 72 | * | |
| 73 | * Other functions may read samples and ignore the sampling config, | |
| 74 | * such as functions to read the UID from a prox tag or similar. | |
| 75 | * | |
| 76 | * Values set to '0' implies no change (except for averaging) | |
| 77 | * @brief setSamplingConfig | |
| 78 | * @param sc | |
| 79 | */ | |
| 80 | void setSamplingConfig(sample_config *sc); | |
| 81 | ||
| 82 | sample_config * getSamplingConfig(); | |
| 7838f4be | 83 | |
| 84 | void printConfig(); | |
| 85 | ||
| 86 | ||
| 53d5dc64 | 87 | #endif // __LFSAMPLING_H |