Greg Steiert / pegasus_dev

Development mbed library for MAX32630FTHR

Dependents:   blinky_max32630fthr

tools/host_tests/udpecho_client.py@3:1198227e6421, 2016-12-16 (annotated)

Committer:
switches
Date:
Fri Dec 16 16:27:57 2016 +0000
Revision:
3:1198227e6421
Parent:
0:5c4d7b2438d3 
Changed ADC scale for MAX32625 platforms to 1.2V full scale to match MAX32630 platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
switches 0:5c4d7b2438d3 1 """
switches 0:5c4d7b2438d3 2 mbed SDK
switches 0:5c4d7b2438d3 3 Copyright (c) 2011-2013 ARM Limited
switches 0:5c4d7b2438d3 4
switches 0:5c4d7b2438d3 5 Licensed under the Apache License, Version 2.0 (the "License");
switches 0:5c4d7b2438d3 6 you may not use this file except in compliance with the License.
switches 0:5c4d7b2438d3 7 You may obtain a copy of the License at
switches 0:5c4d7b2438d3 8
switches 0:5c4d7b2438d3 9 http://www.apache.org/licenses/LICENSE-2.0
switches 0:5c4d7b2438d3 10
switches 0:5c4d7b2438d3 11 Unless required by applicable law or agreed to in writing, software
switches 0:5c4d7b2438d3 12 distributed under the License is distributed on an "AS IS" BASIS,
switches 0:5c4d7b2438d3 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
switches 0:5c4d7b2438d3 14 See the License for the specific language governing permissions and
switches 0:5c4d7b2438d3 15 limitations under the License.
switches 0:5c4d7b2438d3 16 """
switches 0:5c4d7b2438d3 17 from socket import socket, AF_INET, SOCK_DGRAM
switches 0:5c4d7b2438d3 18 import string, random
switches 0:5c4d7b2438d3 19 from time import time
switches 0:5c4d7b2438d3 20
switches 0:5c4d7b2438d3 21 from mbed_settings import CLIENT_ADDRESS
switches 0:5c4d7b2438d3 22
switches 0:5c4d7b2438d3 23 ECHO_PORT = 7
switches 0:5c4d7b2438d3 24
switches 0:5c4d7b2438d3 25 LEN_PACKET = 127
switches 0:5c4d7b2438d3 26 N_PACKETS = 5000
switches 0:5c4d7b2438d3 27 TOT_BITS = float(LEN_PACKET * N_PACKETS * 8) * 2
switches 0:5c4d7b2438d3 28 MEGA = float(1024 * 1024)
switches 0:5c4d7b2438d3 29 UPDATE_STEP = (N_PACKETS/10)
switches 0:5c4d7b2438d3 30
switches 0:5c4d7b2438d3 31 class UDP_EchoClient:
switches 0:5c4d7b2438d3 32 s = socket(AF_INET, SOCK_DGRAM)
switches 0:5c4d7b2438d3 33
switches 0:5c4d7b2438d3 34 def __init__(self, host):
switches 0:5c4d7b2438d3 35 self.host = host
switches 0:5c4d7b2438d3 36 self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
switches 0:5c4d7b2438d3 37
switches 0:5c4d7b2438d3 38 def __packet(self):
switches 0:5c4d7b2438d3 39 # Comment out the checks when measuring the throughput
switches 0:5c4d7b2438d3 40 # packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
switches 0:5c4d7b2438d3 41 UDP_EchoClient.s.sendto(packet, (self.host, ECHO_PORT))
switches 0:5c4d7b2438d3 42 data = UDP_EchoClient.s.recv(LEN_PACKET)
switches 0:5c4d7b2438d3 43 # assert packet == data, "packet error:\n%s\n%s\n" % (packet, data)
switches 0:5c4d7b2438d3 44
switches 0:5c4d7b2438d3 45 def test(self):
switches 0:5c4d7b2438d3 46 start = time()
switches 0:5c4d7b2438d3 47 for i in range(N_PACKETS):
switches 0:5c4d7b2438d3 48 if (i % UPDATE_STEP) == 0: print '%.2f%%' % ((float(i)/float(N_PACKETS)) * 100.)
switches 0:5c4d7b2438d3 49 self.__packet()
switches 0:5c4d7b2438d3 50 t = time() - start
switches 0:5c4d7b2438d3 51 print 'Throughput: (%.2f)Mbits/s' % ((TOT_BITS / t)/MEGA)
switches 0:5c4d7b2438d3 52
switches 0:5c4d7b2438d3 53 while True:
switches 0:5c4d7b2438d3 54 e = UDP_EchoClient(CLIENT_ADDRESS)
switches 0:5c4d7b2438d3 55 e.test()