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fix hf 15 sample

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This commit is contained in:
iceman1001 2021-07-27 19:16:28 +02:00
commit 0a32e3ca05
1 changed files with 27 additions and 7 deletions
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34
armsrc/iso15693.c
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@ -1195,21 +1195,39 @@ int GetIso15693CommandFromReader(uint8_t *received, size_t max_len, uint32_t *eo
// so that it can be downloaded to a PC and processed there. // so that it can be downloaded to a PC and processed there.
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
void AcquireRawAdcSamplesIso15693(void) { void AcquireRawAdcSamplesIso15693(void) {
LED_A_ON();
uint8_t *dest = BigBuf_malloc(4000);
LEDsoff();
DbpString("Starting to acquire data...");
FpgaDownloadAndGo(FPGA_BITSTREAM_HF); FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER);
LED_D_ON(); BigBuf_free();
FpgaSetupSsc(FPGA_MAJOR_MODE_HF_READER); clear_trace();
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
// Start from off (no field generated)
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
SpinDelay(10);
uint8_t cmd[5]; uint8_t cmd[5];
BuildIdentifyRequest(cmd); BuildIdentifyRequest(cmd);
CodeIso15693AsReader(cmd, sizeof(cmd)); CodeIso15693AsReader(cmd, sizeof(cmd));
LED_A_ON();
uint8_t *dest = BigBuf_malloc(4000);
// switch field on
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER);
LED_D_ON();
// initialize SSC and select proper AD input
FpgaSetupSsc(FPGA_MAJOR_MODE_HF_READER);
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
StartCountSspClk();
// Give the tags time to energize // Give the tags time to energize
SpinDelay(100); SpinDelay(250);
// Now send the command // Now send the command
tosend_t *ts = get_tosend(); tosend_t *ts = get_tosend();
@ -1229,6 +1247,8 @@ void AcquireRawAdcSamplesIso15693(void) {
} }
} }
FpgaDisableSscDma();
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LEDsoff(); LEDsoff();
} }