Initial revision

Demo/sgi/al/unicast.py

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+#! /ufs/guido/bin/sgi/python
+
+# unicast host [port]
+#
+# Similar to "broadcast.py" but sends to a specific host only;
+# use "radio.py" on the designated host to receive.
+# This is less stressful on other hosts on the same ethernet segment
+# if you need to send to one host only.
+
+import sys, al
+from socket import *
+
+host = sys.argv[1]
+
+port = 54321
+if sys.argv[2:]: port = eval(sys.argv[1])
+
+s = socket(AF_INET, SOCK_DGRAM)
+
+p = al.openport('unicast', 'r')
+
+address = host, port
+while 1:
+	# 700 samples equals 1400 bytes, or about the max packet size!
+	data = p.readsamps(700)
+	s.sendto(data, address)