| #! /usr/bin/env 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 = 5555 |
| 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) |