#include "platform.h"
#include "command.h"
-
+#include <stdlib.h> //added for itoa
#include <signal.h>
#include <io.h>
#include <iomacros.h>
txdata(app,verb,0);
break;
case CCSPI_RX:
- #ifdef FIFOP
- //Wait for any incoming packet to finish.
- //while(!SFD);
- while(SFD);
- delay(1000);
-
+#ifdef FIFOP
+ //Has there been an overflow?
+ if((!FIFO)&&FIFOP){
+ debugstr("Clearing overflow");
+ CLRSS;
+ ccspitrans8(0x08); //SFLUSHRX
+ SETSS;
+ }
//Is there a packet?
- if((!SFD)){
+ if(FIFOP&&FIFO){
+ //Wait for completion.
+ while(SFD);
+
//Get the packet.
CLRSS;
- //ccspitrans8(CCSPI_RXFIFO);
- ccspitrans8(0x3F|0x40);
- cmddata[1]=0xff; //to be replaced with length
- for(i=0;i<cmddata[1];i++)
- cmddata[i]=ccspitrans8(0xde);
+ ccspitrans8(CCSPI_RXFIFO | 0x40);
+ //ccspitrans8(0x3F|0x40);
+ cmddata[0]=0xff; //to be replaced with length
+ for(i=0;i<cmddata[0]+2;i++)
+ cmddata[i]=ccspitrans8(0xde);
SETSS;
- txdata(app,verb,cmddata[0]);
+
+ //Flush buffer.
+ CLRSS;
+ ccspitrans8(0x08); //SFLUSHRX
+ SETSS;
+ //Only should transmit length of one more than the reported
+ // length of the frame, which holds the length byte:
+ txdata(app,verb,cmddata[0]+1);
}else{
//No packet.
txdata(app,verb,0);
}
- #else
+#else
debugstr("Can't RX a packet with SFD and FIFOP definitions.");
txdata(app,NOK,0);
- #endif
+#endif
break;
case CCSPI_RX_FLUSH:
//Flush the buffer.
txdata(app,verb,0);
break;
+
case CCSPI_REFLEX:
- debugstr("Coming soon.");
- txdata(app,verb,0);
+ txdata(app,verb,1); //Just sending some response back to client
+ while(1) {
+ //Wait until a packet is received
+ while(!SFD);
+ //Turn on LED 2 (green) as signal
+ PLED2DIR |= PLED2PIN;
+ PLED2OUT &= ~PLED2PIN;
+
+ //Put radio in TX mode
+ CLRSS;
+ ccspitrans8(0x04);
+ SETSS;
+
+ //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;
+
+ //Transmit the packet.
+ CLRSS;
+ ccspitrans8(0x04); //STXON
+ SETSS;
+ msdelay(100); //Instead of waiting for pulse on SFD
+ //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_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:
- //Flush the buffer.
+ //Flush the buffer.
CLRSS;
ccspitrans8(CCSPI_SFLUSHTX);
SETSS;
txdata(app,verb,0);
break;
case CCSPI_TX:
+#ifdef FIFOP
+
+ //Wait for last packet to TX.
+ //while(ccspi_status()&BIT3);
+
+ //Load the packet.
+ CLRSS;
+ ccspitrans8(CCSPI_TXFIFO);
+ for(i=0;i<cmddata[0];i++)
+ ccspitrans8(cmddata[i]);
+ SETSS;
+
+ //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);
+
+ //Flush TX buffer.
+ CLRSS;
+ ccspitrans8(0x09); //SFLUSHTX
+ SETSS;
+
+ txdata(app,verb,0);
+#else
+ debugstr("Can't TX a packet with SFD and FIFOP definitions.");
+ txdata(app,NOK,0);
+#endif
+ break;
default:
- debugstr("Not yet supported.");
+ debugstr("Not yet supported in CCSPI");
txdata(app,verb,0);
break;
}
-
}