1/* 2 * Author: Eugene Bolshakov <pub@relvarsoft.com> 3 * Copyright (c) 2015 Eugene Bolshakov 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25var m = require('mraa'); //require mraa 26console.log('MRAA Version: ' + m.getVersion()); 27u = new m.Uart(0) 28 29console.log("Note: connect Rx and Tx of UART with a wire before use"); 30 31function sleep(delay) { 32 delay += new Date().getTime(); 33 while (new Date() < delay) { } 34} 35 36console.log("Set UART parameters"); 37 38u.setBaudRate(115200); 39u.setMode(8, 0, 1); 40u.setFlowcontrol(false, false); 41sleep(200); 42 43console.log("First write-read circle:"); 44 45u.writeStr("test\n"); 46sleep(200); 47console.log(u.readStr(6)); 48sleep(200); 49 50console.log("Second write-read circle:"); 51 52u.writeStr("2nd test\n"); 53sleep(200); 54console.log(u.readStr(10)); 55