self.writecmd(self.NRFAPP,0x00,len(data),data);
return self.data;
- def peek(self,reg,bytes=1):
+ def peek(self,reg,bytes=-1):
"""Read an NRF Register. For long regs, result is flipped."""
data=[reg,0,0,0,0,0];
+
+ #Automatically calibrate the len.
+ if bytes==-1:
+ bytes=1;
+ if reg==0x0a or reg==0x0b or reg==0x10: bytes=5;
+
self.writecmd(self.NRFAPP,0x02,len(data),data);
toret=0;
for i in range(0,bytes):
"""Return the target MAC address."""
#Register 0x10 is TX_ADDR, five bytes.
- mac=self.peek(0x0A, 5);
+ mac=self.peek(0x10, 5);
return mac;
def RF_settmac(self,mac):
"""Set the target MAC address."""
#Register 0x10 is TX_ADDR, five bytes.
self.poke(0x10, mac, 5);
return mac;
+
def RF_rxpacket(self):
"""Get a packet from the radio. Returns None if none is waiting."""
if self.peek(0x07) & 0x40:
self.writecmd(self.NRFAPP,0x82,0,None); #Flush
self.poke(0x07,0x40);#clear bit.
return None;
+ def RF_carrier(self):
+ """Hold a carrier wave on the present frequency."""
+ # Set CONT_WAVE, PLL_LOCK, and 0dBm in RF_SETUP
+ self.poke(0x06,8+10+4+2);
+
packetlen=16;
def RF_setpacketlen(self,len=16):
"""Set the number of bytes in the expected payload."""
self.poke(0x11,len);
self.packetlen=len;
-
+ def RF_getpacketlen(self):
+ """Set the number of bytes in the expected payload."""
+ len=self.peek(0x11);
+ self.packetlen=len;
+ return len;
+ maclen=5;
+ def RF_getmaclen(self):
+ """Get the number of bytes in the MAC address."""
+ choices=["illegal", 3, 4, 5];
+ choice=self.peek(0x03)&3;
+ self.maclen=choices[choice];
+ return self.maclen;
+ def RF_setmaclen(self,len):
+ """Set the number of bytes in the MAC address."""
+ choices=["illegal", "illegal", "illegal",
+ 1, 2, 3];
+ choice=choices[len];
+ self.poke(0x03,choice);
+ self.maclen=len;