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revert to precision clock

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This commit is contained in:
iceman1001
2020-10-20 17:34:42 +02:00
parent 3959b77feb
commit 2e27a493e8
3 changed files with 27 additions and 28 deletions
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21
client/src/cmdsmartcard.c
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@@ -791,14 +791,14 @@ static int CmdSmartReader(const char *Cmd) {
static int CmdSmartSetClock(const char *Cmd) {
uint8_t cmdp = 0;
bool errors = false;
uint8_t clock1 = 0;
uint8_t new_clk = 0;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_sm_setclock();
case 'c':
clock1 = param_get8ex(Cmd, cmdp + 1, 2, 10);
if (clock1 > 2)
new_clk = param_get8ex(Cmd, cmdp + 1, 2, 10);
if (new_clk > 2)
errors = true;
cmdp += 2;
@@ -813,21 +813,26 @@ static int CmdSmartSetClock(const char *Cmd) {
//Validations
if (errors || cmdp == 0) return usage_sm_setclock();
struct {
uint32_t new_clk;
} PACKED payload;
payload.new_clk = new_clk;
clearCommandBuffer();
SendCommandMIX(CMD_SMART_SETCLOCK, clock1, 0, 0, NULL, 0);
SendCommandNG(CMD_SMART_SETCLOCK, (uint8_t*)&payload, sizeof(payload));
PacketResponseNG resp;
if (!WaitForResponseTimeout(CMD_ACK, &resp, 2500)) {
if (!WaitForResponseTimeout(CMD_SMART_SETCLOCK, &resp, 2500)) {
PrintAndLogEx(WARNING, "smart card select failed");
return PM3_ETIMEOUT;
}
uint8_t isok = resp.oldarg[0] & 0xFF;
if (!isok) {
if (resp.status != PM3_SUCCESS) {
PrintAndLogEx(WARNING, "smart card set clock failed");
return PM3_ESOFT;
}
switch (clock1) {
switch (new_clk) {
case 0:
PrintAndLogEx(SUCCESS, "Clock changed to 16MHz giving 10800 baudrate");
break;