self.writecmd(self.NRFAPP,0x00,len(data),data);
return self.data;
+ def tune(self,tuning="aa,c78c65805e,14,09"):
+ """Tune the radio."""
+ #MAC,rA,r5,r6
+ fields=tuning.split(",");
+ ra=int(fields[1],16);
+ r5=int(fields[2],16);
+ r6=int(fields[3],16);
+ self.poke(0x0a,ra,5);
+ self.poke(0x05,r5,1);
+ self.poke(0x06,r6,1);
+ self.RF_setmaclen(3);
+ return;
def peek(self,reg,bytes=-1):
"""Read an NRF Register. For long regs, result is flipped."""
data=[reg,0,0,0,0,0];
return "GFSK";
def RF_getrate(self):
rate=self.peek(0x06)&0x28;
- if rate==0x28:
+ if rate==0x20:
rate=250*10**3; #256kbps
elif rate==0x08:
rate=2*10**6; #2Mbps
"""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."""
maclen=5;
def RF_getmaclen(self):
"""Get the number of bytes in the MAC address."""
- choices=[0, 3, 4, 5];
+ choices=[2, 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];
+ choices=["illegal", "illegal",
+ 0, #undocumented
+ 1, 2, 3 #documented
+ ];
choice=choices[len];
self.poke(0x03,choice);
self.maclen=len;