Extends

• Electronic

Members

protocol

electronic/four_keys.js, line 40

getter of protocol

Methods

async getData() → {Promise}

electronic/four_keys.js, line 48

Get data of FourKeys sensor

Returns:

Promise

key(index)

electronic/four_keys.js, line 32

键位

Parameters:

Name	Type	Description
index	Number	键位：1、2、3、4