Introduction

@cutos/device-electronic-scale is a JavaScript library that provides a unified interface for accessing electronic scale
devices. Developers can use this interface to receive weight data.

Electronic Scale SDK

$3


npm install @cutos/core



npm install @cutos/device-electronic-scale


$3

``js
import {CoreAPI} from '@cutos/core';
import {DeviceElectronicScale} from '@cutos/device-electronic-scale';
`

$3

Constructor, create electronic scale device instance

`js
let devElectronicScale = new DeviceElectronicScale(name);
`

* name: Electronic Scale device name

##### Example:

`js
devElectronicScale = new DeviceElectronicScale('device-electronic-scale');
`

$3

Electronic Scale device initialization

`js
devElectronicScale.init(callback);
`

* callback: callback function

##### Example:

`js
devElectronicScale.init((result, error) => {
if (!error) {
console.log('onDeviceCreate', result)
} else {
console.log(error)
}
});
`

$3

Connect Electronic Scale

`js
devElectronicScale.connect(path, callback);
`

* path: electronic scale port
* callback: callback function

##### Example:

`js
devElectronicScale.connect('/ttyS1', (response) => {
console.log(response)
});
`

- Return response example:

`json
{
"status": true,
"msg": "already connected"
}
`


$3

listen data from the driver

`js
devElectronicScale.onData(listener);
`

* listener: data process function

- Return data example:

`json
{
"data": 2.30
}
``