haas506开发教程-example-wifi定位

  • 1.wifi定位
  • 2.总结


1.wifi定位

  • 案例说明
    扫描周围所得到的wifi热点，使用mac进行定位
  • mian.py
# coding=utf-8
#免注册api接口,仅供测试使用
#扫描周围的wifi，获取mac地址，然后再使用http.get()获取位置信息

import wifiScan
import utime as time
import http
import network
import ujson

g_connect_status = False

def on_4g_cb(args):
    global g_connect_status
    pdp = args[0]
    netwk_sta = args[1]
    if netwk_sta == 1:
        g_connect_status = True
    else:
        g_connect_status = False

def connect_network():
    global net,on_4g_cb,g_connect_status
    net = network.NetWorkClient()
    g_register_network = False
    if net._stagecode is not None and net._stagecode == 3 and net._subcode == 1:
        g_register_network = True
    else:
        g_register_network = False
    if g_register_network:
        net.on(1,on_4g_cb)
        net.connect(None)
    else:
        print('network register failed')
    while True:
        if g_connect_status:
            print('network register successed')
            break
        time.sleep_ms(20)

def get():
    global htp
    global mac
    global mac_addr

    for m in mac_addr:
        # url = 'http://api.cellocation.com:82/wifi/?mac='+m+'&output=json'
        url = 'http://api.cellocation.com:82/wifi/?mac='+m
        ret = htp.get(url)
        if ret < 0:
            print('http get return failed %d'%ret)
            return None
        responsebody = htp.get_response()
        print("responsebody:",responsebody)
        result=ujson.loads(responsebody)
        if result["errcode"]==0:
            break

def wifi_scan():
    global mac
    global mac_addr
    mac=""
    mac_addr=[]
    #查看平台是否支持wifi扫描
    ret1=wifiScan.support()
    print("ret1=",ret1)
    #开启wifi扫描
    ret2=wifiScan.control(1)
    print("ret2=",ret2)
    #获取wifi扫描参数
    ret3=wifiScan.getConfig()
    print("ret3=",ret3)
    #设置wifi扫描参数
    ret4=wifiScan.setConfig(5, 2, 13, 60, 0)
    print("ret4=",ret4)
    #开始扫描wifi
    ret5=wifiScan.start()
    print("ret5=",ret5)
    #取mac地址
    mac=ret5
    print("mac:",mac)
    for i in mac[1][::2]:
        mac_addr.append(i)
    print('mac_addr:',mac_addr)

if __name__=='__main__':
    #实例化http
    htp=http.client()
    #连接网络
    connect_network()
    #扫描周围wifi，获取mac地址，作为定位参数
    wifi_scan()
    #get lbs
    get()
  • 日志输出
network register successed
ret1= True
ret2= 0
ret3= (0, 0, 0, 0, 0)
ret4= 0
ret5= (10, ['CC:C2:E0:AF:65:A5', -54, 'CE:C2:E0:9F:65:A5', 7, '92:DE:F9:EC:D3:40', -49, '8C:DE:F9:EC:D3:40', -49,
       'B4:0F:3B:43:4C:71', -73, '48:0E:EC:89:52:8B', -72, '90:F0:52:14:93:33', -15, 'A8:A7:95:99:D8:47', -54,
       '98:00:6A:B3:4B:AC', -50, '9A:00:6A:B3:4B:AC', -50])
mac: (10, ['CC:C2:E0:AF:65:A5', -54, 'CE:C2:E0:9F:65:A5', 7, '92:DE:F9:EC:D3:40', -49, '8C:DE:F9:EC:D3:40', -49,
       'B4:0F:3B:43:4C:71', -73, '48:0E:EC:89:52:8B', -72, '90:F0:52:14:93:33', -15, 'A8:A7:95:99:D8:47', -54,
       '98:00:6A:B3:4B:AC', -50, '9A:00:6A:B3:4B:AC', -50])
mac_addr: ['CC:C2:E0:AF:65:A5', 'CE:C2:E0:9F:65:A5', '92:DE:F9:EC:D3:40', '8C:DE:F9:EC:D3:40', 'B4:0F:3B:43:4C:71',
         '48:0E:EC:89:52:8B', '90:F0:52:14:93:33', 'A8:A7:95:99:D8:47', '98:00:6A:B3:4B:AC', '9A:00:6A:B3:4B:AC']
responsebody: {"errcode": 0, "lat": "31.27669", "lon": "120.735703", "radius": "598",
          "address": "江苏省苏州市吴中区西安交通大学B1号;文景路与松涛街路口东北436米"}

2.总结

 本节介绍了如何使用wifi进行定位，需要注意的是，定位所用到的api接口仅供测试使用。