找回密码
 立即注册

QQ登录

只需一步，快速开始

搜索本站精品资源

搜索

首页 › 教程频道› 小程序开发 › 查看内容

微信小程序 蓝牙实现

作者：模板之家 2017-12-21 10:03 150人关注

微信小程序 蓝牙的实现实例代码 1.简述 蓝牙适配器接口是基础库版本 1.1.0 开始支持。 iOS 微信客户端 6.5.6 版本开始支持，Android 客户端暂不支持 蓝牙总共增加了18个api接口。 2.Api分类

微信小程序 蓝牙的实现实例代码

1.简述

蓝牙适配器接口是基础库版本 1.1.0 开始支持。
iOS 微信客户端 6.5.6 版本开始支持，Android 客户端暂不支持
蓝牙总共增加了18个api接口。

2.Api分类

搜索类
连接类
通信类

3.API的具体使用

详细见官网：

https://mp.weixin.qq.com/debug/wxadoc/dev/api/bluetooth.html#wxgetconnectedbluethoothdevicesobject

4. 案例实现

4.1 搜索蓝牙设备

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
/**
 * 搜索设备界面
 */
Page({
 data: {
  logs: [],
  list:[],
 },
  onLoad: function () {
  console.log('onLoad')
var that = this;
// const SDKVersion = wx.getSystemInfoSync().SDKVersion || '1.0.0'
// const [MAJOR, MINOR, PATCH] = SDKVersion.split('.').map(Number)
// console.log(SDKVersion);
// console.log(MAJOR);
// console.log(MINOR);
// console.log(PATCH);
 
// const canIUse = apiName => {
//  if (apiName === 'showModal.cancel') {
//   return MAJOR >= 1 && MINOR >= 1
//  }
//  return true
// }
 
// wx.showModal({
//  success: function(res) {
//   if (canIUse('showModal.cancel')) {
//    console.log(res.cancel)
//   }
//  }
// })
   //获取适配器
   wx.openBluetoothAdapter({
   success: function(res){
    // success
    console.log("-----success----------");
     console.log(res);
     //开始搜索
    wx.startBluetoothDevicesDiscovery({
 services: [],
 success: function(res){
  // success
   console.log("-----startBluetoothDevicesDiscovery--success----------");
   console.log(res);
 },
 fail: function(res) {
  // fail
   console.log(res);
 },
 complete: function(res) {
  // complete
   console.log(res);
 }
})
 
 
   },
   fail: function(res) {
     console.log("-----fail----------");
    // fail
     console.log(res);
   },
   complete: function(res) {
    // complete
     console.log("-----complete----------");
     console.log(res);
   }
  })
 
   wx.getBluetoothDevices({
    success: function(res){
     // success
     //{devices: Array[11], errMsg: "getBluetoothDevices:ok"}
     console.log("getBluetoothDevices");
     console.log(res);
     that.setData({
     list:res.devices
     });
     console.log(that.data.list);
    },
    fail: function(res) {
     // fail
    },
    complete: function(res) {
     // complete
    }
   })
 
 },
 onShow:function(){
 
 
 },
  //点击事件处理
 bindViewTap: function(e) {
   console.log(e.currentTarget.dataset.title);
   console.log(e.currentTarget.dataset.name);
   console.log(e.currentTarget.dataset.advertisData);
 
  var title = e.currentTarget.dataset.title;
  var name = e.currentTarget.dataset.name;
   wx.redirectTo({
    url: '../conn/conn?deviceId='+title+'&name='+name,
    success: function(res){
     // success
    },
    fail: function(res) {
     // fail
    },
    complete: function(res) {
     // complete
    }
   })
 },
})

4.2连接 获取数据

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
/**
 * 连接设备。获取数据
 */
Page({
  data: {
    motto: 'Hello World',
    userInfo: {},
    deviceId: '',
    name: '',
    serviceId: '',
    services: [],
    cd20: '',
    cd01: '',
    cd02: '',
    cd03: '',
    cd04: '',
    characteristics20: null,
    characteristics01: null,
    characteristics02: null,
    characteristics03: null,
    characteristics04: null,
    result,
 
  },
  onLoad: function (opt) {
    var that = this;
    console.log("onLoad");
    console.log('deviceId=' + opt.deviceId);
    console.log('name=' + opt.name);
    that.setData({ deviceId: opt.deviceId });
    /**
     * 监听设备的连接状态
     */
    wx.onBLEConnectionStateChanged(function (res) {
      console.log(`device ${res.deviceId} state has changed, connected: ${res.connected}`)
    })
    /**
     * 连接设备
     */
    wx.createBLEConnection({
      deviceId: that.data.deviceId,
      success: function (res) {
        // success
        console.log(res);
        /**
         * 连接成功，后开始获取设备的服务列表
         */
        wx.getBLEDeviceServices({
          // 这里的 deviceId 需要在上面的 getBluetoothDevices中获取
          deviceId: that.data.deviceId,
          success: function (res) {
            console.log('device services:', res.services)
            that.setData({ services: res.services });
            console.log('device services:', that.data.services[1].uuid);
            that.setData({ serviceId: that.data.services[1].uuid });
            console.log('--------------------------------------');
            console.log('device设备的id:', that.data.deviceId);
            console.log('device设备的服务id:', that.data.serviceId);
            /**
             * 延迟3秒，根据服务获取特征
             */
            setTimeout(function () {
              wx.getBLEDeviceCharacteristics({
                // 这里的 deviceId 需要在上面的 getBluetoothDevices
                deviceId: that.data.deviceId,
                // 这里的 serviceId 需要在上面的 getBLEDeviceServices 接口中获取
                serviceId: that.data.serviceId,
                success: function (res) {
                  console.log('000000000000' + that.data.serviceId);
                  console.log('device getBLEDeviceCharacteristics:', res.characteristics)
                  for (var i = 0; i < 5; i++) {
                    if (res.characteristics[i].uuid.indexOf("cd20") != -1) {
                      that.setData({
                        cd20: res.characteristics[i].uuid,
                        characteristics20: res.characteristics[i]
                      });
                    }
                    if (res.characteristics[i].uuid.indexOf("cd01") != -1) {
                      that.setData({
                        cd01: res.characteristics[i].uuid,
                        characteristics01: res.characteristics[i]
                      });
                    }
                    if (res.characteristics[i].uuid.indexOf("cd02") != -1) {
                      that.setData({
                        cd02: res.characteristics[i].uuid,
                        characteristics02: res.characteristics[i]
                      });
                    } if (res.characteristics[i].uuid.indexOf("cd03") != -1) {
                      that.setData({
                        cd03: res.characteristics[i].uuid,
                        characteristics03: res.characteristics[i]
                      });
&nb

路过
雷人
握手
鲜花
鸡蛋
原作者: 模板之家 来自: 网络收集
上一篇：搭建微信小程序服务 - 开发者实验室 - 腾讯云
下一篇：微信小程序开发MAP（地图）

全部回复(0)

Copyright © Comsenz Inc. Powered by Discuz!X3.5 蜀ICP备12013697号
微信：xu08290201 QQ：75283535