# HG changeset patch
# User darius@inchoate.localdomain
# Date 1194172821 -37800
# Node ID 9f0808b1345423535e8375c30fced702d82198ca
# Parent  579dedf5a1f1f0ea9a4897ff41116157d62f9397
Use non-blocking serial access. Add __str__ method for RX packets.

diff -r 579dedf5a1f1 -r 9f0808b13454 zb.py
--- a/zb.py	Thu Nov 01 16:32:17 2007 +1030
+++ b/zb.py	Sun Nov 04 21:10:21 2007 +1030
@@ -70,6 +70,10 @@
     PKT_DESC = "RX Packet: 16 bit address"
     ADDR_SIZE = 2
     
+    def __str__(self):
+        return "0x%0*x (%ddBm) -> %s" % (self.ADDR_SIZE * 2, self.sender,
+                                         self.rssi, str(self.payload))
+        
     def getsender(self):
         value = 0
         for i, j in zip(reversed(range(self.ADDR_SIZE)), range(0, self.ADDR_SIZE * 8, 8)):
@@ -292,7 +296,8 @@
 
 s = serial.Serial(port='/dev/cuad0', baudrate=9600, bytesize=8, parity='N', \
 		  stopbits=1, rtscts=0)
-s.setTimeout(0.1)
+# Non-blocking
+s.timeout = 0
 #s.write('+++')
 #s.readline(eol='\r')