projects / proxmark3-svn / blame
| Commit | Line | Data |
|---|---|---|
| 31abe49f MHS |
1 | #ifndef LFSAMPLING_H |
| 2 | #define LFSAMPLING_H | |
| 3 | ||
| e04475c4 | 4 | /** |
| 5 | * acquisition of Cotag LF signal. Similar to other LF, since the Cotag has such long datarate RF/384 | |
| 6 | * and is Manchester?, we directly gather the manchester data into bigbuff | |
| 7 | **/ | |
| 8 | void doCotagAcquisition(size_t sample_size); | |
| 9 | uint32_t doCotagAcquisitionManchester(void); | |
| 10 | ||
| 31abe49f MHS |
11 | /** |
| 12 | * Initializes the FPGA for reader-mode (field on), and acquires the samples. | |
| 13 | * @return number of bits sampled | |
| 14 | **/ | |
| 1fbf8956 | 15 | uint32_t SampleLF(bool silent); |
| 31abe49f MHS |
16 | |
| 17 | /** | |
| 18 | * Initializes the FPGA for snoop-mode (field off), and acquires the samples. | |
| 19 | * @return number of bits sampled | |
| 20 | **/ | |
| 31abe49f MHS |
21 | uint32_t SnoopLF(); |
| 22 | ||
| a37228c8 | 23 | // adds sample size to default options |
| 24 | uint32_t DoPartialAcquisition(int trigger_threshold, bool silent, int sample_size); | |
| 25 | ||
| 31abe49f MHS |
26 | /** |
| 27 | * @brief Does sample acquisition, ignoring the config values set in the sample_config. | |
| 28 | * This method is typically used by tag-specific readers who just wants to read the samples | |
| 29 | * the normal way | |
| 30 | * @param trigger_threshold | |
| 31 | * @param silent | |
| 32 | * @return number of bits sampled | |
| 33 | */ | |
| 34 | uint32_t DoAcquisition_default(int trigger_threshold, bool silent); | |
| 35 | /** | |
| 36 | * @brief Does sample acquisition, using the config values set in the sample_config. | |
| 37 | * @param trigger_threshold | |
| 38 | * @param silent | |
| 39 | * @return number of bits sampled | |
| 40 | */ | |
| 41 | ||
| 42 | uint32_t DoAcquisition_config( bool silent); | |
| 43 | ||
| 44 | /** | |
| 45 | * Setup the FPGA to listen for samples. This method downloads the FPGA bitstream | |
| 46 | * if not already loaded, sets divisor and starts up the antenna. | |
| 47 | * @param divisor : 1, 88> 255 or negative ==> 134.8 KHz | |
| 48 | * 0 or 95 ==> 125 KHz | |
| 49 | * | |
| 50 | **/ | |
| 51 | void LFSetupFPGAForADC(int divisor, bool lf_field); | |
| 52 | ||
| 31abe49f MHS |
53 | /** |
| 54 | * Called from the USB-handler to set the sampling configuration | |
| 55 | * The sampling config is used for std reading and snooping. | |
| 56 | * | |
| 57 | * Other functions may read samples and ignore the sampling config, | |
| 58 | * such as functions to read the UID from a prox tag or similar. | |
| 59 | * | |
| 60 | * Values set to '0' implies no change (except for averaging) | |
| 61 | * @brief setSamplingConfig | |
| 62 | * @param sc | |
| 63 | */ | |
| 64 | void setSamplingConfig(sample_config *sc); | |
| 65 | ||
| 66 | sample_config * getSamplingConfig(); | |
| e2012d1b MHS |
67 | |
| 68 | void printConfig(); | |
| 69 | ||
| 70 | ||
| 31abe49f | 71 | #endif // LFSAMPLING_H |