Questions tagged [web-serial-api]

36 questions
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Google Chrome Web Serial API: unexpected behaviour

I was able to prove that the following JavaScript code does not generate the desired Modbus signal.
5-HT2A
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How to Define TextdecoderStream and TextEncoderStream while using Web Serial in react?

My code is like this in react when i run it, it says TextDecoderStream() & TextEncoderStream() is not defined. async function connect() { const port = await navigator.serial.requestPort(); // - Wait for the port to open. await port.open({ baudRate:…
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Potentiometer with Arduino sent to Javascript

I'm currently doing an exercise to send the potentiometer data through an Arduino into a webpage. I would prefer to do this through Web Serial API and not a node server or some thing like that. My Arduino code is void setup() { …
sophiet
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Google Chrome Web Serial API: How do I configure the parameters for Modbus RTU?

It is my intention to use the Web Serial API in Google Chrome to address a device with Modbus RTU. The baud rate must be specified to start the setup - consequently this has already been done. The following link leads to the part of a documentation…
5-HT2A
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Using Web Serial with ReactJS

I am having a random set of data bits that I need to write to a serial port using a React app. When implementing using vanilla javascript the script is able to write to the esp module using serialport but when implementing the same in reactjs it…
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Is possible to access web serial port in devtools or inspectedwindows?

I am trying find a way to connect a usb serial port in devtools so that I can use the data from a usb connect device in devtools.
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