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lf fdx reader - check both 125 / 134 freqs.

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This commit is contained in:
iceman1001 2021-01-22 22:58:50 +01:00
commit 4d2d65a0c6
1 changed files with 26 additions and 13 deletions
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37
client/src/cmdlffdxb.c
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@ -653,16 +653,10 @@ static int CmdFdxBReader(const char *Cmd) {
return res;
}
int16_t tmp_div = config.divisor;
if (tmp_div != LF_DIVISOR_134) {
config.divisor = LF_DIVISOR_134;
config.verbose = false;
res = lf_config(&config);
if (res != PM3_SUCCESS) {
PrintAndLogEx(ERR, "failed to change LF configuration");
return res;
}
}
int16_t old_div = config.divisor;
int16_t curr_div = config.divisor;
if (cm) {
PrintAndLogEx(INFO, "Press " _GREEN_("<Enter>") " to exit");
@ -670,13 +664,32 @@ static int CmdFdxBReader(const char *Cmd) {
int ret = PM3_SUCCESS;
do {
if (curr_div == LF_DIVISOR_125) {
config.divisor = LF_DIVISOR_134;
res = lf_config(&config);
if (res != PM3_SUCCESS) {
PrintAndLogEx(ERR, "failed to change to 134 KHz LF configuration");
return res;
}
} else {
config.divisor = LF_DIVISOR_125;
res = lf_config(&config);
if (res != PM3_SUCCESS) {
PrintAndLogEx(ERR, "failed to change to 125 KHz LF configuration");
return res;
}
}
curr_div = config.divisor;
lf_read(false, 10000);
ret = demodFDXB(!cm); // be verbose only if not in continuous mode
//PrintAndLogEx(INPLACE, "");
} while (cm && !kbd_enter_pressed());
if (tmp_div != LF_DIVISOR_134) {
config.divisor = tmp_div;
if (old_div != curr_div) {
config.divisor = old_div;
res = lf_config(&config);
if (res != PM3_SUCCESS) {
PrintAndLogEx(ERR, "failed to restore LF configuration");