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Add warning if using 14a Transmit without setting HF field

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This commit is contained in:
Philippe Teuwen
2020-10-25 11:23:56 +01:00
parent bc48941951
commit 4ff8c44d85
1 changed files with 6 additions and 3 deletions
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9
armsrc/iso14443a.c
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@@ -1778,9 +1778,10 @@ static void PrepareDelayedTransfer(uint16_t delay) {
//------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------
static void TransmitFor14443a(const uint8_t *cmd, uint16_t len, uint32_t *timing) { static void TransmitFor14443a(const uint8_t *cmd, uint16_t len, uint32_t *timing) {
if (!hf_field_active) if (!hf_field_active) {
Dbprintf("Warning: HF field is off, ignoring TransmitFor14443a command");
return; return;
}
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD); FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
if (timing) { if (timing) {
@@ -2189,8 +2190,10 @@ bool EmLogTrace(uint8_t *reader_data, uint16_t reader_len, uint32_t reader_Start
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
bool GetIso14443aAnswerFromTag_Thinfilm(uint8_t *receivedResponse, uint8_t *received_len) { bool GetIso14443aAnswerFromTag_Thinfilm(uint8_t *receivedResponse, uint8_t *received_len) {
if (!hf_field_active) if (!hf_field_active) {
Dbprintf("Warning: HF field is off, ignoring GetIso14443aAnswerFromTag_Thinfilm command");
return false; return false;
}
// Set FPGA mode to "reader listen mode", no modulation (listen // Set FPGA mode to "reader listen mode", no modulation (listen
// only, since we are receiving, not transmitting). // only, since we are receiving, not transmitting).