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chg: adapt to fpga changes

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This commit is contained in:
iceman1001 2020-07-02 12:36:24 +02:00
commit 837efdf5c4
2 changed files with 7 additions and 14 deletions
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16
armsrc/legicrf.c
View file

@ -152,7 +152,7 @@ static void tx_bit(bool bit) {
//-----------------------------------------------------------------------------
static void tx_frame(uint32_t frame, uint8_t len) {
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_TX);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER | FPGA_HF_READER_MODE_SEND_FULL_MOD);
// wait for next tx timeslot
last_frame_end += RWD_FRAME_WAIT;
@ -180,9 +180,7 @@ static void tx_frame(uint32_t frame, uint8_t len) {
}
static uint32_t rx_frame(uint8_t len) {
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR
| FPGA_HF_READER_RX_XCORR_848_KHZ
| FPGA_HF_READER_RX_XCORR_QUARTER);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER | FPGA_HF_READER_SUBCARRIER_212_KHZ | FPGA_HF_READER_MODE_RECEIVE_IQ);
// hold sampling until card is expected to respond
last_frame_end += TAG_FRAME_WAIT;
@ -210,9 +208,7 @@ static uint32_t rx_frame(uint8_t len) {
static bool rx_ack(void) {
// change fpga into rx mode
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR
| FPGA_HF_READER_RX_XCORR_848_KHZ
| FPGA_HF_READER_RX_XCORR_QUARTER);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER | FPGA_HF_READER_SUBCARRIER_212_KHZ | FPGA_HF_READER_MODE_RECEIVE_IQ);
// hold sampling until card is expected to respond
last_frame_end += TAG_FRAME_WAIT;
@ -279,14 +275,12 @@ static int init_card(uint8_t cardtype, legic_card_select_t *p_card) {
static void init_reader(bool clear_mem) {
// configure FPGA
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR
| FPGA_HF_READER_RX_XCORR_848_KHZ
| FPGA_HF_READER_RX_XCORR_QUARTER);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER | FPGA_HF_READER_SUBCARRIER_212_KHZ | FPGA_HF_READER_MODE_RECEIVE_IQ);
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
LED_A_ON();
// configure SSC with defaults
FpgaSetupSsc();
FpgaSetupSsc(FPGA_MAJOR_MODE_HF_READER);
// re-claim GPIO_SSC_DOUT as GPIO and enable output
AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;

5
armsrc/legicrfsim.c
View file

@ -303,12 +303,11 @@ static int32_t init_card(uint8_t cardtype, legic_card_select_t *p_card) {
static void init_tag(void) {
// configure FPGA
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR
| FPGA_HF_SIMULATOR_MODULATE_212K);
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR | FPGA_HF_SIMULATOR_MODULATE_212K);
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
// configure SSC with defaults
FpgaSetupSsc();
FpgaSetupSsc(FPGA_MAJOR_MODE_HF_SIMULATOR);
// first pull output to low to prevent glitches then re-claim GPIO_SSC_DOUT
LOW(GPIO_SSC_DOUT);