1// Drive the Grive RGB LCD (a JHD1313m1) 2// 3// The way to drive the LCD directly from 4// Javascript code using the i2c interface directly 5// This approach is useful for learning about using 6// the i2c bus. The i2c file is an implementation 7// in Javascript for some of the common LCD functions 8 9// configure jshint 10/*jslint node:true, vars:true, bitwise:true, unparam:true */ 11/*jshint unused:true */ 12 13var upmMICSV89 = require("jsupm_micsv89"); 14 15var mics = new upmMICSV89.MICSV89(6); 16 17while(1) 18{ 19 mics.start(); 20 while(!mics.valid()); 21 console.log("co2: " + mics.co2equ()); 22 console.log("short: " + mics.vocshort()); 23 console.log("tvoc: " + mics.tvoc()); 24 console.log("resistor: " + mics.resistor()); 25 console.log("***********************"); 26} 27