CHG: Minor tweaks, the tracing dissappeared, the spindelay for powering up too...

diff --git a/armsrc/legicrf.c b/armsrc/legicrf.c
index 143a2de6b4837fbe16480b4b404d942506b23cf4..97c14b695cdb9c80074f9d84e0438b2b46af73da 100644 (file)
--- a/armsrc/legicrf.c
+++ b/armsrc/legicrf.c
@@ -68,10 +68,6 @@ static void setup_timer(void) {
 */
 
 // At TIMER_CLOCK3 (MCK/32)
-//#define RWD_TIME_1 150     /* RWD_TIME_PAUSE off, 80us on = 100us */
-//#define RWD_TIME_0 90      /* RWD_TIME_PAUSE off, 40us on = 60us */
-//#define RWD_TIME_PAUSE 30  /* 20us */
-
 // testing calculating in (us) microseconds.
 #define        RWD_TIME_1 120          // READER_TIME_PAUSE 20us off, 80us on = 100us  80 * 1.5 == 120ticks
 #define RWD_TIME_0 60          // READER_TIME_PAUSE 20us off, 40us on = 60us   40 * 1.5 == 60ticks 
@@ -290,7 +286,6 @@ static void frame_receiveAsReader(struct legic_frame * const f, uint8_t bits) {
        AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DIN;
        
        // calibrate the prng.
-       // 
        legic_prng_forward(2);
        
        // precompute the cipher
@@ -365,7 +360,7 @@ static uint32_t setup_phase_reader(uint8_t iv) {
        
        // Switch on carrier and let the tag charge for 1ms
        HIGH(GPIO_SSC_DOUT);
-       WaitUS(1000);   
+       WaitUS(100);    
        
        ResetTicks();
        
@@ -423,7 +418,6 @@ static void switch_off_tag_rwd(void) {
        LOW(GPIO_SSC_DOUT);
        WaitUS(20);
        WDT_HIT();
-       set_tracing(FALSE);
 }
 
 // calculate crc4 for a legic READ command 
@@ -449,8 +443,8 @@ int legic_read_byte(int byte_index, int cmd_sz) {
        // 460 | 690
        // 258 | 387
        // 244 | 366
-       WaitTicks(387); 
-       legic_prng_forward(4); // 460 / 100 = 4.6  iterations
+       WaitTicks(495); 
+       legic_prng_forward(3); // 460 / 100 = 4.6  iterations
        
        frame_sendAsReader(cmd, cmd_sz);
        frame_receiveAsReader(&current_frame, 12);