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This commit is contained in:
Philippe Teuwen 2019-04-06 20:21:03 +02:00
commit a52a0bf537
8 changed files with 73 additions and 73 deletions
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18
armsrc/apps.h
View file

@ -99,8 +99,8 @@ void WriteEM410x(uint32_t card, uint32_t id_hi, uint32_t id_lo);
void CopyIndala64toT55x7(uint32_t hi, uint32_t lo); // Clone Indala 64-bit tag by UID to T55x7
void CopyIndala224toT55x7(uint32_t uid1, uint32_t uid2, uint32_t uid3, uint32_t uid4, uint32_t uid5, uint32_t uid6, uint32_t uid7); // Clone Indala 224-bit tag by UID to T55x7
void T55xxResetRead(void);
void T55xxWriteBlock(uint32_t Data, uint8_t Block, uint32_t Pwd, uint8_t PwdMode);
void T55xxWriteBlockExt(uint32_t Data, uint8_t Block, uint32_t Pwd, uint8_t PwdMode);
void T55xxWriteBlock(uint32_t Data, uint8_t Block, uint32_t Pwd, uint8_t arg);
void T55xxWriteBlockExt(uint32_t Data, uint8_t Block, uint32_t Pwd, uint8_t arg);
void T55xxReadBlock(uint16_t arg0, uint8_t Block, uint32_t Pwd);
void T55xxWakeUp(uint32_t Pwd);
void T55xx_ChkPwds(void);
@ -130,7 +130,7 @@ void ReaderIso14443a(UsbCommand *c);
// Also used in iclass.c
//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 GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *par);
void iso14a_set_trigger(bool enable);
// also used in emv
//bool prepare_allocated_tag_modulation(tag_response_info_t *response_info);
@ -212,15 +212,15 @@ void Iso15693InitReader(void);
void RAMFUNC SniffIClass(void);
void SimulateIClass(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain);
void ReaderIClass(uint8_t arg0);
void ReaderIClass_Replay(uint8_t arg0, uint8_t *MAC);
void iClass_Authentication(uint8_t *MAC);
void ReaderIClass_Replay(uint8_t arg0, uint8_t *mac);
void iClass_Authentication(uint8_t *mac);
void iClass_Authentication_fast(uint64_t arg0, uint64_t arg1, uint8_t *datain);
void iClass_WriteBlock(uint8_t blockNo, uint8_t *data);
void iClass_ReadBlk(uint8_t blockNo);
bool iClass_ReadBlock(uint8_t blockNo, uint8_t *data, uint8_t datalen);
void iClass_WriteBlock(uint8_t blockno, uint8_t *data);
void iClass_ReadBlk(uint8_t blockno);
bool iClass_ReadBlock(uint8_t blockno, uint8_t *data, uint8_t len);
void iClass_Dump(uint8_t blockno, uint8_t numblks);
void iClass_Clone(uint8_t startblock, uint8_t endblock, uint8_t *data);
void iClass_ReadCheck(uint8_t blockNo, uint8_t keyType);
void iClass_ReadCheck(uint8_t blockno, uint8_t keytype);
// cmd.h
uint8_t cmd_receive(UsbCommand *cmd);

22
armsrc/iclass.c
View file

@ -2107,7 +2107,7 @@ void ReaderIClass(uint8_t arg0) {
}
// turn off afterwards
void ReaderIClass_Replay(uint8_t arg0, uint8_t *MAC) {
void ReaderIClass_Replay(uint8_t arg0, uint8_t *mac) {
uint8_t cardsize = 0;
uint8_t mem = 0;
@ -2134,7 +2134,7 @@ void ReaderIClass_Replay(uint8_t arg0, uint8_t *MAC) {
if (read_status < 2) continue;
//for now replay captured auth (as cc not updated)
memcpy(check + 5, MAC, 4);
memcpy(check + 5, mac, 4);
if (!sendCmdGetResponseWithRetries(check, sizeof(check), resp, 4, 5)) {
DbpString("Error: Authentication Fail!");
@ -2227,8 +2227,8 @@ void ReaderIClass_Replay(uint8_t arg0, uint8_t *MAC) {
// not used. ?!? ( CMD_ICLASS_READCHECK)
// turn off afterwards
void iClass_ReadCheck(uint8_t blockNo, uint8_t keyType) {
uint8_t readcheck[] = { keyType, blockNo };
void iClass_ReadCheck(uint8_t blockno, uint8_t keytype) {
uint8_t readcheck[] = { keytype, blockno };
uint8_t resp[] = {0, 0, 0, 0, 0, 0, 0, 0};
size_t isOK = 0;
isOK = sendCmdGetResponseWithRetries(readcheck, sizeof(readcheck), resp, sizeof(resp), 6);
@ -2348,9 +2348,9 @@ out:
// Tries to read block.
// retries 10times.
bool iClass_ReadBlock(uint8_t blockNo, uint8_t *data, uint8_t len) {
bool iClass_ReadBlock(uint8_t blockno, uint8_t *data, uint8_t len) {
uint8_t resp[10];
uint8_t cmd[] = {ICLASS_CMD_READ_OR_IDENTIFY, blockNo, 0x00, 0x00};
uint8_t cmd[] = {ICLASS_CMD_READ_OR_IDENTIFY, blockno, 0x00, 0x00};
AddCrc(cmd + 1, 1);
// expect size 10, retry 5times
bool isOK = sendCmdGetResponseWithRetries(cmd, sizeof(cmd), resp, 10, 5);
@ -2402,10 +2402,10 @@ void iClass_Dump(uint8_t blockno, uint8_t numblks) {
BigBuf_free();
}
bool iClass_WriteBlock_ext(uint8_t blockNo, uint8_t *data) {
bool iClass_WriteBlock_ext(uint8_t blockno, uint8_t *data) {
uint8_t resp[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
uint8_t write[] = { ICLASS_CMD_UPDATE, blockNo, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
uint8_t write[] = { ICLASS_CMD_UPDATE, blockno, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
memcpy(write + 2, data, 12); // data + mac
AddCrc(write + 1, 13);
@ -2416,7 +2416,7 @@ bool iClass_WriteBlock_ext(uint8_t blockNo, uint8_t *data) {
if (memcmp(write + 2, resp, 8)) {
//if not programming key areas (note key blocks don't get programmed with actual key data it is xor data)
if (blockNo != 3 && blockNo != 4) {
if (blockno != 3 && blockno != 4) {
isOK = sendCmdGetResponseWithRetries(write, sizeof(write), resp, sizeof(resp), 5);
}
}
@ -2425,8 +2425,8 @@ bool iClass_WriteBlock_ext(uint8_t blockNo, uint8_t *data) {
}
// turn off afterwards
void iClass_WriteBlock(uint8_t blockNo, uint8_t *data) {
bool isOK = iClass_WriteBlock_ext(blockNo, data);
void iClass_WriteBlock(uint8_t blockno, uint8_t *data) {
bool isOK = iClass_WriteBlock_ext(blockno, data);
cmd_send(CMD_ACK, isOK, 0, 0, 0, 0);
switch_off();
}

78
armsrc/iso14443a.c
View file

@ -121,12 +121,12 @@ uint32_t iso14a_get_timeout(void) {
//-----------------------------------------------------------------------------
// Generate the parity value for a byte sequence
//-----------------------------------------------------------------------------
void GetParity(const uint8_t *pbtCmd, uint16_t iLen, uint8_t *par) {
void GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *par) {
uint16_t paritybit_cnt = 0;
uint16_t paritybyte_cnt = 0;
uint8_t parityBits = 0;
for (uint16_t i = 0; i < iLen; i++) {
for (uint16_t i = 0; i < len; i++) {
// Generate the parity bits
parityBits |= ((oddparity8(pbtCmd[i])) << (7 - paritybit_cnt));
if (paritybit_cnt == 7) {
@ -193,9 +193,9 @@ void UartReset(void) {
Uart.syncBit = 9999;
}
void UartInit(uint8_t *data, uint8_t *parity) {
void UartInit(uint8_t *data, uint8_t *par) {
Uart.output = data;
Uart.parity = parity;
Uart.parity = par;
UartReset();
}
@ -366,9 +366,9 @@ void DemodReset(void) {
Demod.samples = 0;
}
void DemodInit(uint8_t *data, uint8_t *parity) {
void DemodInit(uint8_t *data, uint8_t *par) {
Demod.output = data;
Demod.parity = parity;
Demod.parity = par;
DemodReset();
}
@ -636,7 +636,7 @@ void RAMFUNC SniffIso14443a(uint8_t param) {
//-----------------------------------------------------------------------------
// Prepare tag messages
//-----------------------------------------------------------------------------
static void CodeIso14443aAsTagPar(const uint8_t *cmd, uint16_t len, uint8_t *parity, bool collision) {
static void CodeIso14443aAsTagPar(const uint8_t *cmd, uint16_t len, uint8_t *par, bool collision) {
//uint8_t localCol = 0;
ToSendReset();
@ -679,7 +679,7 @@ static void CodeIso14443aAsTagPar(const uint8_t *cmd, uint16_t len, uint8_t *par
LastProxToAirDuration = 8 * ToSendMax;
} else {
// Get the parity bit
if (parity[i >> 3] & (0x80 >> (i & 0x0007))) {
if (par[i >> 3] & (0x80 >> (i & 0x0007))) {
ToSend[++ToSendMax] = SEC_D;
LastProxToAirDuration = 8 * ToSendMax - 4;
} else {
@ -774,7 +774,7 @@ static void EmLogTraceTag(uint8_t *tag_data, uint16_t tag_len, uint8_t *tag_Pari
// stop when button is pressed
// or return TRUE when command is captured
//-----------------------------------------------------------------------------
static int GetIso14443aCommandFromReader(uint8_t *received, uint8_t *parity, int *len) {
static int GetIso14443aCommandFromReader(uint8_t *received, uint8_t *par, int *len) {
// Set FPGA mode to "simulated ISO 14443 tag", no modulation (listen
// only, since we are receiving, not transmitting).
// Signal field is off with the appropriate LED
@ -782,7 +782,7 @@ static int GetIso14443aCommandFromReader(uint8_t *received, uint8_t *parity, int
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_TAGSIM_LISTEN);
// Now run a `software UART` on the stream of incoming samples.
UartInit(received, parity);
UartInit(received, par);
// clear RXRDY:
uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
@ -1520,7 +1520,7 @@ static void TransmitFor14443a(const uint8_t *cmd, uint16_t len, uint32_t *timing
//-----------------------------------------------------------------------------
// Prepare reader command (in bits, support short frames) to send to FPGA
//-----------------------------------------------------------------------------
void CodeIso14443aBitsAsReaderPar(const uint8_t *cmd, uint16_t bits, const uint8_t *parity) {
void CodeIso14443aBitsAsReaderPar(const uint8_t *cmd, uint16_t bits, const uint8_t *par) {
int i, j;
int last = 0;
uint8_t b;
@ -1559,9 +1559,9 @@ void CodeIso14443aBitsAsReaderPar(const uint8_t *cmd, uint16_t bits, const uint8
}
// Only transmit parity bit if we transmitted a complete byte
if (j == 8 && parity != NULL) {
if (j == 8 && par != NULL) {
// Get the parity bit
if (parity[i >> 3] & (0x80 >> (i & 0x0007))) {
if (par[i >> 3] & (0x80 >> (i & 0x0007))) {
// Sequence X
ToSend[++ToSendMax] = SEC_X;
LastProxToAirDuration = 8 * (ToSendMax + 1) - 2;
@ -1599,8 +1599,8 @@ void CodeIso14443aBitsAsReaderPar(const uint8_t *cmd, uint16_t bits, const uint8
//-----------------------------------------------------------------------------
// Prepare reader command to send to FPGA
//-----------------------------------------------------------------------------
void CodeIso14443aAsReaderPar(const uint8_t *cmd, uint16_t len, const uint8_t *parity) {
CodeIso14443aBitsAsReaderPar(cmd, len * 8, parity);
void CodeIso14443aAsReaderPar(const uint8_t *cmd, uint16_t len, const uint8_t *par) {
CodeIso14443aBitsAsReaderPar(cmd, len * 8, par);
}
//-----------------------------------------------------------------------------
@ -1608,7 +1608,7 @@ void CodeIso14443aAsReaderPar(const uint8_t *cmd, uint16_t len, const uint8_t *p
// Stop when button is pressed (return 1) or field was gone (return 2)
// Or return 0 when command is captured
//-----------------------------------------------------------------------------
int EmGetCmd(uint8_t *received, uint16_t *len, uint8_t *parity) {
int EmGetCmd(uint8_t *received, uint16_t *len, uint8_t *par) {
*len = 0;
uint32_t timer = 0, vtime = 0;
@ -1632,7 +1632,7 @@ int EmGetCmd(uint8_t *received, uint16_t *len, uint8_t *parity) {
AT91C_BASE_ADC->ADC_CR = AT91C_ADC_START;
// Now run a 'software UART' on the stream of incoming samples.
UartInit(received, parity);
UartInit(received, par);
// Clear RXRDY:
uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
@ -1884,17 +1884,17 @@ void ReaderTransmit(uint8_t *frame, uint16_t len, uint32_t *timing) {
ReaderTransmitBitsPar(frame, len * 8, par, timing);
}
int ReaderReceiveOffset(uint8_t *receivedAnswer, uint16_t offset, uint8_t *parity) {
if (!GetIso14443aAnswerFromTag(receivedAnswer, parity, offset))
int ReaderReceiveOffset(uint8_t *receivedAnswer, uint16_t offset, uint8_t *par) {
if (!GetIso14443aAnswerFromTag(receivedAnswer, par, offset))
return false;
LogTrace(receivedAnswer, Demod.len, Demod.startTime * 16 - DELAY_AIR2ARM_AS_READER, Demod.endTime * 16 - DELAY_AIR2ARM_AS_READER, parity, false);
LogTrace(receivedAnswer, Demod.len, Demod.startTime * 16 - DELAY_AIR2ARM_AS_READER, Demod.endTime * 16 - DELAY_AIR2ARM_AS_READER, par, false);
return Demod.len;
}
int ReaderReceive(uint8_t *receivedAnswer, uint8_t *parity) {
if (!GetIso14443aAnswerFromTag(receivedAnswer, parity, 0))
int ReaderReceive(uint8_t *receivedAnswer, uint8_t *par) {
if (!GetIso14443aAnswerFromTag(receivedAnswer, par, 0))
return false;
LogTrace(receivedAnswer, Demod.len, Demod.startTime * 16 - DELAY_AIR2ARM_AS_READER, Demod.endTime * 16 - DELAY_AIR2ARM_AS_READER, parity, false);
LogTrace(receivedAnswer, Demod.len, Demod.startTime * 16 - DELAY_AIR2ARM_AS_READER, Demod.endTime * 16 - DELAY_AIR2ARM_AS_READER, par, false);
return Demod.len;
}
@ -2030,7 +2030,7 @@ static int GetATQA(uint8_t *resp, uint8_t *resp_par) {
// if anticollision is false, then the UID must be provided in uid_ptr[]
// and num_cascades must be set (1: 4 Byte UID, 2: 7 Byte UID, 3: 10 Byte UID)
// requests ATS unless no_rats is true
int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *p_card, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades, bool no_rats) {
int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades, bool no_rats) {
uint8_t sel_all[] = { ISO14443A_CMD_ANTICOLL_OR_SELECT, 0x20 };
uint8_t sel_uid[] = { ISO14443A_CMD_ANTICOLL_OR_SELECT, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
@ -2044,19 +2044,19 @@ int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *p_card, uint32
int cascade_level = 0;
int len;
if (p_card) {
p_card->uidlen = 0;
memset(p_card->uid, 0, 10);
p_card->ats_len = 0;
if (resp_data) {
resp_data->uidlen = 0;
memset(resp_data->uid, 0, 10);
resp_data->ats_len = 0;
}
if (!GetATQA(resp, resp_par)) {
return 0;
}
if (p_card) {
p_card->atqa[0] = resp[0];
p_card->atqa[1] = resp[1];
if (resp_data) {
resp_data->atqa[0] = resp[0];
resp_data->atqa[1] = resp[1];
}
if (anticollision) {
@ -2151,14 +2151,14 @@ int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *p_card, uint32
if (uid_ptr && anticollision)
memcpy(uid_ptr + (cascade_level * 3), uid_resp, uid_resp_len);
if (p_card) {
memcpy(p_card->uid + (cascade_level * 3), uid_resp, uid_resp_len);
p_card->uidlen += uid_resp_len;
if (resp_data) {
memcpy(resp_data->uid + (cascade_level * 3), uid_resp, uid_resp_len);
resp_data->uidlen += uid_resp_len;
}
}
if (p_card) {
p_card->sak = sak;
if (resp_data) {
resp_data->sak = sak;
}
// PICC compilant with iso14443a-4 ---> (SAK & 0x20 != 0)
@ -2173,9 +2173,9 @@ int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *p_card, uint32
if (!len) return 0;
if (p_card) {
memcpy(p_card->ats, resp, sizeof(p_card->ats));
p_card->ats_len = len;
if (resp_data) {
memcpy(resp_data->ats, resp, sizeof(resp_data->ats));
resp_data->ats_len = len;
}
// reset the PCB block number

6
armsrc/iso14443a.h
View file

@ -112,10 +112,10 @@ void GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *par);
tDemod *GetDemod(void);
void DemodReset(void);
void DemodInit(uint8_t *data, uint8_t *parity);
void DemodInit(uint8_t *data, uint8_t *par);
tUart *GetUart(void);
void UartReset(void);
void UartInit(uint8_t *data, uint8_t *parity);
void UartInit(uint8_t *data, uint8_t *par);
RAMFUNC bool MillerDecoding(uint8_t bit, uint32_t non_real_time);
RAMFUNC int ManchesterDecoding(uint8_t bit, uint16_t offset, uint32_t non_real_time);
@ -139,7 +139,7 @@ int EmSendCmd14443aRaw(uint8_t *resp, uint16_t respLen);
int EmSend4bit(uint8_t resp);
int EmSendCmd(uint8_t *resp, uint16_t respLen);
int EmSendCmdEx(uint8_t *resp, uint16_t respLen, bool collision);
int EmGetCmd(uint8_t *received, uint16_t *len, uint8_t *parity);
int EmGetCmd(uint8_t *received, uint16_t *len, uint8_t *par);
int EmSendCmdPar(uint8_t *resp, uint16_t respLen, uint8_t *par);
int EmSendCmdParEx(uint8_t *resp, uint16_t respLen, uint8_t *par, bool collision);
int EmSendPrecompiledCmd(tag_response_info_t *response_info);

10
armsrc/iso15693.c
View file

@ -621,8 +621,8 @@ void Iso15693InitReader(void) {
// Encode (into the ToSend buffers) an identify request, which is the first
// thing that you must send to a tag to get a response.
// It expects "out" to be at least CMD_ID_RESP large
static void BuildIdentifyRequest(uint8_t *out) {
// It expects "cmdout" to be at least CMD_ID_RESP large
static void BuildIdentifyRequest(uint8_t *cmdout) {
uint8_t cmd[CMD_ID_RESP] = {0, ISO15_CMD_INVENTORY, 0, 0, 0};
// flags
cmd[0] = ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | ISO15_REQ_INVENTORY | ISO15_REQINV_SLOT1;
@ -632,7 +632,7 @@ static void BuildIdentifyRequest(uint8_t *out) {
AddCrc(cmd, 3);
// coding as high speed (1 out of 4)
CodeIso15693AsReader(cmd, CMD_ID_RESP);
memcpy(out, cmd, CMD_ID_RESP);
memcpy(cmdout, cmd, CMD_ID_RESP);
}
// uid is in transmission order (which is reverse of display order)
@ -666,7 +666,7 @@ static void BuildReadBlockRequest(uint8_t **out, uint8_t *uid, uint8_t blockNumb
// Now the VICC>VCD responses when we are simulating a tag
// It expects "out" to be at least CMD_INV_RESP large
static void BuildInventoryResponse(uint8_t *out, uint8_t *uid) {
static void BuildInventoryResponse(uint8_t *cmdout, uint8_t *uid) {
uint8_t cmd[CMD_INV_RESP] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
@ -687,7 +687,7 @@ static void BuildInventoryResponse(uint8_t *out, uint8_t *uid) {
// CRC
AddCrc(cmd, 10);
CodeIso15693AsReader(cmd, CMD_INV_RESP);
memcpy(out, cmd, CMD_INV_RESP);
memcpy(cmdout, cmd, CMD_INV_RESP);
}
// Universal Method for sending to and recv bytes from a tag

2
armsrc/legicrf.h
View file

@ -16,6 +16,6 @@
void LegicRfInfo(void);
void LegicRfReader(uint16_t offset, uint16_t len, uint8_t iv);
void LegicRfWriter(uint16_t offset, uint16_t byte, uint8_t iv, uint8_t *data);
void LegicRfWriter(uint16_t offset, uint16_t len, uint8_t iv, uint8_t *data);
#endif /* __LEGICRF_H */

6
armsrc/lfops.c
View file

@ -651,7 +651,7 @@ void SimulateTagLowFrequency(int period, int gap, int ledcontrol) {
#define DEBUG_FRAME_CONTENTS 1
void SimulateTagLowFrequencyBidir(int divisor, int t0) {
void SimulateTagLowFrequencyBidir(int divisor, int max_bitlen) {
}
// compose fc/5 fc/8 waveform (FSK1)
@ -824,7 +824,7 @@ void CmdHIDsimTAG(uint32_t hi, uint32_t lo, int ledcontrol) {
// prepare a waveform pattern in the buffer based on the ID given then
// simulate a FSK tag until the button is pressed
// arg1 contains fcHigh and fcLow, arg2 contains STT marker and clock
void CmdFSKsimTAG(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *bits, int ledcontrol) {
void CmdFSKsimTAG(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *BitStream, int ledcontrol) {
FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
// free eventually allocated BigBuf memory
@ -846,7 +846,7 @@ void CmdFSKsimTAG(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *bits, int
}
for (i = 0; i < size; i++) {
if (bits[i])
if (BitStream[i])
fcAll(fcLow, &n, clk, &modCnt);
else
fcAll(fcHigh, &n, clk, &modCnt);

4
armsrc/lfsampling.c
View file

@ -248,9 +248,9 @@ uint32_t ReadLF(bool activeField, bool silent, int sample_size) {
* Initializes the FPGA for reader-mode (field on), and acquires the samples.
* @return number of bits sampled
**/
uint32_t SampleLF(bool printCfg, int sample_size) {
uint32_t SampleLF(bool silent, int sample_size) {
BigBuf_Clear_ext(false);
return ReadLF(true, printCfg, sample_size);
return ReadLF(true, silent, sample_size);
}
/**
* Initializes the FPGA for sniffer-mode (field off), and acquires the samples.