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CHG: TI code did have the tickstimer started.

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This commit is contained in:
iceman1001 2016-10-19 21:24:20 +02:00
parent c3fc86d9af
commit 29ff374e5d
1 changed files with 8 additions and 3 deletions
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11
armsrc/lfops.c
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@ -91,6 +91,7 @@ void ModThenAcquireRawAdcSamples125k(uint32_t delay_off, uint32_t periods, uint3
*/ */
void ReadTItag(void) void ReadTItag(void)
{ {
StartTicks();
// some hardcoded initial params // some hardcoded initial params
// when we read a TI tag we sample the zerocross line at 2Mhz // when we read a TI tag we sample the zerocross line at 2Mhz
// TI tags modulate a 1 as 16 cycles of 123.2Khz // TI tags modulate a 1 as 16 cycles of 123.2Khz
@ -216,6 +217,7 @@ void ReadTItag(void)
DbpString("Info: CRC is good"); DbpString("Info: CRC is good");
} }
} }
StopTicks();
} }
void WriteTIbyte(uint8_t b) void WriteTIbyte(uint8_t b)
@ -282,7 +284,7 @@ void AcquireTiType(void)
HIGH(GPIO_SSC_DOUT); HIGH(GPIO_SSC_DOUT);
// Charge TI tag for 50ms. // Charge TI tag for 50ms.
SpinDelay(50); WaitMS(50);
// stop modulating antenna and listen // stop modulating antenna and listen
LOW(GPIO_SSC_DOUT); LOW(GPIO_SSC_DOUT);
@ -322,6 +324,7 @@ void AcquireTiType(void)
// if not provided a valid crc will be computed from the data and written. // if not provided a valid crc will be computed from the data and written.
void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc) void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc)
{ {
StartTicks();
FpgaDownloadAndGo(FPGA_BITSTREAM_LF); FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
if(crc == 0) { if(crc == 0) {
crc = update_crc16(crc, (idlo)&0xff); crc = update_crc16(crc, (idlo)&0xff);
@ -360,7 +363,7 @@ void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc)
// modulate antenna // modulate antenna
HIGH(GPIO_SSC_DOUT); HIGH(GPIO_SSC_DOUT);
SpinDelay(50); // charge time WaitMS(50); // charge time
WriteTIbyte(0xbb); // keyword WriteTIbyte(0xbb); // keyword
WriteTIbyte(0xeb); // password WriteTIbyte(0xeb); // password
@ -377,7 +380,7 @@ void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc)
WriteTIbyte(0x00); // write frame lo WriteTIbyte(0x00); // write frame lo
WriteTIbyte(0x03); // write frame hi WriteTIbyte(0x03); // write frame hi
HIGH(GPIO_SSC_DOUT); HIGH(GPIO_SSC_DOUT);
SpinDelay(50); // programming time WaitMS(50); // programming time
LED_A_OFF(); LED_A_OFF();
@ -386,6 +389,7 @@ void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc)
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
DbpString("Now use `lf ti read` to check"); DbpString("Now use `lf ti read` to check");
StopTicks();
} }
void SimulateTagLowFrequency(int period, int gap, int ledcontrol) void SimulateTagLowFrequency(int period, int gap, int ledcontrol)
@ -443,6 +447,7 @@ void SimulateTagLowFrequency(int period, int gap, int ledcontrol)
} }
} }
} }
StopTicks();
} }
#define DEBUG_FRAME_CONTENTS 1 #define DEBUG_FRAME_CONTENTS 1