FIX: 'lf hid fskdemod' - no turning of the antenna afterwards.

FIX: 'CMD_AWID_DEMOD

Thanks to @samyk
ref: https://github.com/Proxmark/proxmark3/issues/203

diff --git a/armsrc/lfops.c b/armsrc/lfops.c
index bbd848ce0f46f3e338934c1c39a7cd0afe108040..9919df0f266103459a984f18c108ad49c6b4bb95 100644 (file)
--- a/armsrc/lfops.c
+++ b/armsrc/lfops.c
@@ -397,16 +397,19 @@ void SimulateTagLowFrequency(int period, int gap, int ledcontrol)
        int i = 0;
        uint8_t *buf = BigBuf_get_addr();
 
-       FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_READER_FIELD);
-       //FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT);
-
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT);
+       //FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_READER_FIELD);
+       //FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_TOGGLE_MODE );
+       SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
+       
        AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT | GPIO_SSC_CLK;
-       //AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT;
        AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;
        AT91C_BASE_PIOA->PIO_ODR = GPIO_SSC_CLK;
 
-       StartTicks();
-
+       // power on antenna
+       // OPEN_COIL();
+       // SpinDelay(50);
+               
        for(;;) {
                WDT_HIT();
 
@@ -424,29 +427,28 @@ void SimulateTagLowFrequency(int period, int gap, int ledcontrol)
                        OPEN_COIL();
                else
                        SHORT_COIL();
-
-               if (ledcontrol) LED_D_OFF();
-               
+       
                //wait until SSC_CLK goes LOW
                while(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK) {
                        WDT_HIT();
                        if ( usb_poll_validate_length() || BUTTON_PRESS() )
                                goto OUT;
                }
-
+                               
                i++;
                if(i == period) {
                        i = 0;
                        if (gap) {
                                WDT_HIT();
                                SHORT_COIL();
-                               WaitUS(gap);
+                               SpinDelayUs(gap);
                        }
                }
+               
+               if (ledcontrol) LED_D_OFF();
        }
 OUT: 
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
-       StopTicks();
        LED_D_OFF();
        DbpString("Simulation stopped");
        return; 
@@ -852,13 +854,15 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
                                if (ledcontrol) LED_A_OFF();
                                *high = hi;
                                *low = lo;
-                               return;
+                               goto OUT;
                        }
                        // reset
                }
                hi2 = hi = lo = idx = 0;
                WDT_HIT();
        }
+OUT:   
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
        DbpString("Stopped");
        if (ledcontrol) LED_A_OFF();
 }
@@ -955,13 +959,14 @@ void CmdAWIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
                                        }
                                        break;          
                        }
-                       if (findone){
-                               if (ledcontrol) LED_A_OFF();
-                               return;
-                       }
+                       if (findone)
+                               goto OUT;
+
                idx = 0;
                WDT_HIT();
        }
+OUT:   
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); 
        DbpString("Stopped");
        if (ledcontrol) LED_A_OFF();
 }
@@ -1072,15 +1077,15 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
                        // Checksum: 0x75
                        //XSF(version)facility:codeone+codetwo
                        //Handle the data
-                       if(findone){ //only print binary if we are doing one
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx],   dest[idx+1],   dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]);
-                       }
+                       // if(findone){ //only print binary if we are doing one
+                               // Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx],   dest[idx+1],   dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]);
+                               // Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]);
+                               // Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]);
+                               // Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]);
+                               // Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]);
+                               // Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]);
+                               // Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]);
+                       // }
                        code = bytebits_to_byte(dest+idx,32);
                        code2 = bytebits_to_byte(dest+idx+32,32);
                        version = bytebits_to_byte(dest+idx+27,8); //14,4