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modbus-serial

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A pure JavaScript implemetation of MODBUS-RTU (Serial and TCP) for NodeJS.

20 lines (14 loc) 488 B
"use strict"; /* eslint-disable no-undef */ const expect = require("chai").expect; const calculateLrc = require("./../../utils/lrc"); describe("Modbus LRC", function() { describe("lrc() - calculate checksum", function() { it("should calculate a valid checksum", function(done) { const buffer = Buffer.from("1103006B0003", "hex"); const lrc = calculateLrc(buffer); expect(lrc).to.equal(126); done(); }); }); });