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lf sniff offset

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Added samples to skip to lf config
This commit is contained in:
mwalker33 2019-09-29 10:43:01 +10:00
commit cf0d72e172
3 changed files with 32 additions and 13 deletions
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25
client/cmdlf.c
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@ -105,14 +105,15 @@ static int usage_lf_sniff(void) {
static int usage_lf_config(void) {
PrintAndLogEx(NORMAL, "Usage: lf config [h] [H|<divisor>] [b <bps>] [d <decim>] [a 0|1]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h This help");
PrintAndLogEx(NORMAL, " L Low frequency (125 kHz)");
PrintAndLogEx(NORMAL, " H High frequency (134 kHz)");
PrintAndLogEx(NORMAL, " q <divisor> Manually set divisor. 88-> 134 kHz, 95-> 125 kHz");
PrintAndLogEx(NORMAL, " b <bps> Sets resolution of bits per sample. Default (max): 8");
PrintAndLogEx(NORMAL, " d <decim> Sets decimation. A value of N saves only 1 in N samples. Default: 1");
PrintAndLogEx(NORMAL, " a [0|1] Averaging - if set, will average the stored sample value when decimating. Default: 1");
PrintAndLogEx(NORMAL, " t <threshold> Sets trigger threshold. 0 means no threshold (range: 0-128)");
PrintAndLogEx(NORMAL, " h This help");
PrintAndLogEx(NORMAL, " L Low frequency (125 kHz)");
PrintAndLogEx(NORMAL, " H High frequency (134 kHz)");
PrintAndLogEx(NORMAL, " q <divisor> Manually set divisor. 88-> 134 kHz, 95-> 125 kHz");
PrintAndLogEx(NORMAL, " b <bps> Sets resolution of bits per sample. Default (max): 8");
PrintAndLogEx(NORMAL, " d <decim> Sets decimation. A value of N saves only 1 in N samples. Default: 1");
PrintAndLogEx(NORMAL, " a [0|1] Averaging - if set, will average the stored sample value when decimating. Default: 1");
PrintAndLogEx(NORMAL, " t <threshold> Sets trigger threshold. 0 means no threshold (range: 0-128)");
PrintAndLogEx(NORMAL, " s <samplestoskip> Sets a number of samples to skip before capture. Default: 0");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " lf config b 8 L");
PrintAndLogEx(NORMAL, " Samples at 125 kHz, 8bps.");
@ -399,6 +400,8 @@ int CmdLFSetConfig(const char *Cmd) {
bool errors = false;
int trigger_threshold = -1;//Means no change
uint8_t unsigned_trigg = 0;
int samples_to_skip = -1;
uint8_t cmdp = 0;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
@ -437,6 +440,10 @@ int CmdLFSetConfig(const char *Cmd) {
averaging = param_getchar(Cmd, cmdp + 1) == '1';
cmdp += 2;
break;
case 's':
samples_to_skip = param_get32ex(Cmd,cmdp+1,0,10);
cmdp+=2;
break;
default:
PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = 1;
@ -450,7 +457,7 @@ int CmdLFSetConfig(const char *Cmd) {
//Bps is limited to 8
if (bps >> 4) bps = 8;
sample_config config = { decimation, bps, averaging, divisor, trigger_threshold };
sample_config config = { decimation, bps, averaging, divisor, trigger_threshold,samples_to_skip };
clearCommandBuffer();
SendCommandNG(CMD_LF_SAMPLING_SET_CONFIG, (uint8_t *)&config, sizeof(sample_config));