import Firmata, { PIN_MODE, PIN_STATE } from 'firmata'; const board = new Firmata('/dev/ttyUSB2'); board.on('ready', async () => { // board.analogWrite(0, 255); // board.analogWrite(1, 255); // board.analogWrite(2, 255); board.analogRead(0, (val) => { console.log(val); }) while (true) { await new Promise (resolve => setTimeout(resolve, 90)); } })