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This article will introduce in detail "how to use wx.createBLEConnection in Mini Program", the content steps are clear and detailed, and the details are handled properly, and the editor will update different knowledge points every day. I hope this article "how to use wx.createBLEConnection in Mini Program" can give you unexpected gains. Please follow the editor's ideas slowly and deeply. The details are as follows, let's go to harvest new knowledge.

Connect a low-power Bluetooth device.

If Mini Program has previously searched a Bluetooth device and successfully established a link, you can directly enter the deviceId obtained by the previous search and directly attempt to connect to the device without search operation.

OBJECT parameter description:

Parameter type is required to indicate that deviceIdString is a Bluetooth device id. If the getDevices API successFunction is successful, return the local Bluetooth adapter status failFunction No API call failed callback function completeFunction No API call end callback function (both successful and failed calls will be executed)

Success return parameters:

Parameter type description errMsgString success: ok, error: details

Sample code:

Wx.createBLEConnection ({/ / the deviceId here needs to have established a link with the corresponding device through createBLEConnection: deviceId: deviceId, success: function (res) {console.log (res)}}) what is the advantage of Mini Program compared with developers, Mini Program is less difficult to develop, can save development and operating costs, so that developers can quickly develop a Mini Program. And Mini Program can be easily obtained and spread in Wechat, which can meet the basic life applications, in line with life services offline stores and non-rigid needs of low-frequency applications. For users, it can save time cost and mobile phone memory space, and have excellent use experience at the same time.

Thank you for reading here. The editor hopes that you have the most profound experience from the practical level on the key issue of "how to use wx.createBLEConnection in Mini Program". The specific use also requires everyone to practice and use it before you can understand it. If you want to read more related articles, welcome to follow the industry information channel!

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