def RF_reflexjam(self):
"""Place the device into reflexive jamming mode."""
- data = ""
+ data = "";
self.writecmd(self.CCSPIAPP,0xA0,len(data),data);
return;
+ def RF_reflexjam_seq(self):
+ """Place the device into reflexive jamming mode
+ and return the sequence number of the jammed packet."""
+ #TODO make so that this function someone keeps receiving
+ # the sequence numbers from each jammed frame, or probably
+ # just make the firmware auto-ack if the frame requests
+ # an ACK instead of sending data back to client.
+ data = "\0";
+ self.data = data;
+ self.writecmd(self.CCSPIAPP,0xA1,len(data),data);
+ buffer = self.data;
+ return ord(buffer[3]);
+
def RF_modulated_spectrum(self):
"""Hold a carrier wave on the present frequency."""
# print "Don't know how to hold a carrier.";
#include "platform.h"
#include "command.h"
-
+#include <stdlib.h> //added for itoa
#include <signal.h>
#include <io.h>
#include <iomacros.h>
break;
case CCSPI_REFLEX:
- debugstr("Beta implementation.");
- cmddata[0] = 1;
- txdata(app,verb,cmddata[0]+1);
-
+ txdata(app,verb,1); //Just sending some response back to client
while(1) {
//Wait until a packet is received
while(!SFD);
PLED2DIR |= PLED2PIN;
PLED2OUT &= ~PLED2PIN;
- //Switch the radio to TX mode
- CLRSS; //Drop !SS to begin transaction.
+ //Put radio in TX mode
+ CLRSS;
ccspitrans8(0x04);
- SETSS; //Raise !SS to end transaction.
- //txdata(app,verb,len);
+ SETSS;
- //Load the packet.
+ //Load the jamming packet.
+ //TODO try to preload this to get faster effects
CLRSS;
ccspitrans8(CCSPI_TXFIFO);
char pkt[15] = {0x0f, 0x01, 0x08, 0x82, 0xff, 0xff, 0xff, 0xff, 0xde, 0xad, 0xbe, 0xef, 0xba, 0xbe, 0xc0};
+ //char pkt[12] = {0x0c, 0x01, 0x08, 0x82, 0xff, 0xff, 0xff, 0xff, 0xde, 0xad, 0xbe, 0xef};
for(i=0;i<pkt[0];i++)
ccspitrans8(pkt[i]);
SETSS;
- debugstr("Packet loaded for tx.");
+
//Transmit the packet.
CLRSS;
ccspitrans8(0x04); //STXON
SETSS;
- //Wait for the pulse on SFD, after which the packet has been sent.
- //while(!SFD);
- //while(SFD);
- msdelay(300);
+ msdelay(100); //Instead of waiting for pulse on SFD
//Flush TX buffer.
CLRSS;
ccspitrans8(0x09); //SFLUSHTX
SETSS;
- //while(SFD);
- //msdelay(200);
//Turn off LED 2 (green) as signal
PLED2DIR |= PLED2PIN;
PLED2OUT |= PLED2PIN;
}
- //TODO the firmware stops staying in this mode after a while, and stops jamming... need to find a fix!
+ //TODO the firmware stops staying in this mode after a while, and stops jamming... need to find a fix.
+ break;
+
+ case CCSPI_REFLEX_SEQNUM:
+ //char byte[4];
+ while(1) {
+ //Has there been an overflow in the RX buffer?
+ //TODO do we really need to check this??
+ if((!FIFO)&&FIFOP){
+ //debugstr("Clearing overflow");
+ CLRSS;
+ ccspitrans8(0x08); //SFLUSHRX
+ SETSS;
+ }
+
+ //Wait until a packet is received
+ while(!SFD);
+ //Turn on LED 2 (green) as signal
+ PLED2DIR |= PLED2PIN;
+ PLED2OUT &= ~PLED2PIN;
+
+ //Get the orignally received packet, up to the seqnum field.
+ CLRSS;
+ ccspitrans8(CCSPI_RXFIFO | 0x40);
+ for(i=0;i<4;i++)
+ cmddata[i]=ccspitrans8(0xde);
+ SETSS;
+ //Flush RX buffer.
+ CLRSS;
+ ccspitrans8(0x08); //SFLUSHRX
+ SETSS;
+ //Send the sequence number of the jammed packet back to the client
+ //itoa(cmddata[3], byte, 16);
+ //debugstr(byte);
+ txdata(app,verb,cmddata[3]);
+
+ //Put radio in TX mode
+ CLRSS;
+ ccspitrans8(0x04);
+ SETSS;
+
+ //Load the packet.
+ CLRSS;
+ ccspitrans8(CCSPI_TXFIFO);
+ char pkt[12] = {0x0c, 0x01, 0x08, 0x82, 0xff, 0xff, 0xff, 0xff, 0xde, 0xad, 0xbe, 0xef};
+ for(i=0;i<pkt[0];i++)
+ ccspitrans8(pkt[i]);
+ SETSS;
+
+ //Transmit the packet.
+ CLRSS;
+ ccspitrans8(0x04); //STXON
+ SETSS;
+ msdelay(200); //Instead of examining SFD line status
+ //Flush TX buffer.
+ CLRSS;
+ ccspitrans8(0x09); //SFLUSHTX
+ SETSS;
+
+ //Turn off LED 2 (green) as signal
+ PLED2DIR |= PLED2PIN;
+ PLED2OUT |= PLED2PIN;
+ }
+ //TODO the firmware stops staying in this mode after a while, and stops jamming... need to find a fix.
break;
case CCSPI_TX_FLUSH:
txdata(app,verb,0);
break;
}
-
}