+//! Reflexively jam on the present channel.
+void ccspireflexjam(u16 delay){
+ unsigned long i;
+ #if defined(FIFOP) && defined(SFD) && defined(FIFO) && defined(PLED2DIR) && defined(PLED2PIN) && defined(PLED2OUT)
+
+ prep_timer();
+ debugstr("Reflex jamming until reset.");
+ debughex(delay);
+ txdata(CCSPI,CCSPI_REFLEX,1); //Let the client continue its business.
+ while(1) {
+ //Wait until a packet is received
+ while(!SFD){
+ //Has there been an overflow in the RX buffer?
+ if((!FIFO)&&FIFOP){
+ //debugstr("Clearing RX overflow");
+ CLRSS;
+ ccspitrans8(0x08); //SFLUSHRX
+ SETSS;
+ }
+ }
+ //Turn on LED 2 (green) as signal
+ PLED2DIR |= PLED2PIN;
+ PLED2OUT &= ~PLED2PIN;
+
+
+
+ //Wait a few us to send it.
+ delay_us(delay);
+
+ //Transmit the packet.
+ CLRSS;
+ ccspitrans8(0x04);
+ SETSS;
+
+
+ //Load the next jamming packet.
+ //Note: attempts to preload this actually slowed the jam time down from 7 to 9 bytes.
+ CLRSS;
+ ccspitrans8(CCSPI_TXFIFO);
+ char pkt[5] = {0x05, 0, 0, 0, 0};
+ //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;
+
+ //* I think this might be unnecessary.
+ //msdelay(100+delay); //Instead of waiting for pulse on SFD
+ //delay_ms(1);
+ //Flush TX buffer.
+ CLRSS;
+ ccspitrans8(0x09); //SFLUSHTX
+ SETSS;
+
+
+ //Turn off LED 2 (green) as signal
+ PLED2DIR |= PLED2PIN;
+ PLED2OUT |= PLED2PIN;
+ }
+#else
+ debugstr("Can't reflexively jam without SFD, FIFO, FIFOP, and P2LEDx definitions - try using telosb platform.");
+ txdata(CCSPI,NOK,0);
+#endif
+}
+
+//! Writes bytes into the CC2420's RAM. Untested.
+void ccspi_pokeram(u8 addr, char *data, int len){
+ CLRSS;
+ //Begin with the start address.
+ ccspitrans8(0x80 | (addr & 0x7F));
+ ccspitrans8(((addr>>1)&0xC0) // MSBits are high bits of 9-bit address.
+ // Read/!Write bit should be clear to write.
+ );
+
+ //Data goes here.
+ while(len--)
+ ccspitrans8(*data++);
+
+ SETSS;
+}
+
+//! Read bytes from the CC2420's RAM. Untested.
+void ccspi_peekram(u16 addr, u8 *data, u16 len){
+ CLRSS;
+
+ //Begin with the start address.
+ ccspitrans8(0x80 | (addr & 0x7F));
+ ccspitrans8(((addr>>1)&0xC0) // MSBits are high bits of 9-bit address.
+ | BIT5 // Read/!Write bit should be set to read.
+ );
+
+ //Data goes here.
+ while(len--)
+ *data++=ccspitrans8(0);
+
+ SETSS;
+}
+
+//! Updates the Nonce's sequence number.
+void ccspi_updaterxnonce(u32 seq){
+
+}
+