Commit a563e601a770a8d6b5747b9b8e4f3e229358c671

Authored by Adhidarma Hadiwinoto
1 parent afe1003d11
Exists in master

AT

Showing 1 changed file with 1 additions and 2 deletions Inline Diff

1 const SerialPort = require('serialport'); 1 const SerialPort = require('serialport');
2 2
3 const config = require('komodo-sdk/config'); 3 const config = require('komodo-sdk/config');
4 const logger = require('komodo-sdk/logger'); 4 const logger = require('komodo-sdk/logger');
5 5
6 6
7 const ParserInterByteTimeout = require('@serialport/parser-inter-byte-timeout'); 7 const ParserInterByteTimeout = require('@serialport/parser-inter-byte-timeout');
8 8
9 const parsers = require('./lib/serialport-parsers'); 9 const parsers = require('./lib/serialport-parsers');
10 const modemCommands = require('./lib/modem-commands'); 10 const modemCommands = require('./lib/modem-commands');
11 11
12 const parserInterByteTimeout = new ParserInterByteTimeout({ interval: 1000 }); 12 const parserInterByteTimeout = new ParserInterByteTimeout({ interval: 1000 });
13 parserInterByteTimeout.on('data', (data) => { 13 parserInterByteTimeout.on('data', (data) => {
14 logger.verbose('INCOMING', { parser: 'parserInterByteTimeout', data: data.toString() }); 14 logger.verbose('INCOMING', { parser: 'parserInterByteTimeout', data: data.toString() });
15 }); 15 });
16 16
17 let port; 17 let port;
18 18
19 function sleep(ms) { 19 function sleep(ms) {
20 return new Promise((resolve) => { 20 return new Promise((resolve) => {
21 setTimeout(() => { 21 setTimeout(() => {
22 resolve(); 22 resolve();
23 }, ms || 0); 23 }, ms || 0);
24 }); 24 });
25 } 25 }
26 26
27 function writeToPort(data) { 27 function writeToPort(data) {
28 return new Promise((resolve) => { 28 return new Promise((resolve) => {
29 port.write(data, (err, bytesWritten) => { 29 port.write(data, (err, bytesWritten) => {
30 if (err) logger.warn(`ERROR: ${err.toString()}`); 30 if (err) logger.warn(`ERROR: ${err.toString()}`);
31 31
32 logger.verbose('OUTGOING', { bytesWritten, data: data.toString() }); 32 logger.verbose('OUTGOING', { bytesWritten, data: data.toString() });
33 resolve(bytesWritten); 33 resolve(bytesWritten);
34 }); 34 });
35 }); 35 });
36 } 36 }
37 37
38 async function writeToPortDelayed(data, ms) { 38 async function writeToPortDelayed(data, ms) {
39 await sleep(ms || 500); 39 await sleep(ms || 500);
40 const result = writeToPort(data); 40 const result = writeToPort(data);
41 return result; 41 return result;
42 } 42 }
43 43
44 port = new SerialPort(config.modem.device, { baudRate: 115200 }, async (err) => { 44 port = new SerialPort(config.modem.device, { baudRate: 115200 }, async (err) => {
45 if (err) { 45 if (err) {
46 logger.warn(`Error opening modem. ${err}. Terminating modem ${config.modem.device}.`); 46 logger.warn(`Error opening modem. ${err}. Terminating modem ${config.modem.device}.`);
47 process.exit(1); 47 process.exit(1);
48 } 48 }
49 49
50 await writeToPortDelayed('AT\r'); 50 await modemCommands.writeToPortAndWaitForOkOrError('AT\r');
51
52 await modemCommands.writeToPortAndWaitForOkOrError('AT&FE0\r'); 51 await modemCommands.writeToPortAndWaitForOkOrError('AT&FE0\r');
53 await modemCommands.writeToPortAndWaitForOkOrError('AT+CMGF=0\r'); 52 await modemCommands.writeToPortAndWaitForOkOrError('AT+CMGF=0\r');
54 await modemCommands.writeToPortAndWaitForOkOrError('AT+CNMI=1,2,0,1,0\r'); 53 await modemCommands.writeToPortAndWaitForOkOrError('AT+CNMI=1,2,0,1,0\r');
55 54
56 const imei = await modemCommands.queryIMEI(); 55 const imei = await modemCommands.queryIMEI();
57 logger.info(`**** IMEI: ${imei}`); 56 logger.info(`**** IMEI: ${imei}`);
58 57
59 const imsi = await modemCommands.queryIMSI(); 58 const imsi = await modemCommands.queryIMSI();
60 logger.info(`**** IMSI: ${imsi}`); 59 logger.info(`**** IMSI: ${imsi}`);
61 60
62 const cops = await modemCommands.queryCOPS(); 61 const cops = await modemCommands.queryCOPS();
63 logger.info(`**** COPS: ${cops}`); 62 logger.info(`**** COPS: ${cops}`);
64 63
65 const signalQuality = await modemCommands.querySignalQuality(); 64 const signalQuality = await modemCommands.querySignalQuality();
66 logger.info(`**** Signal Quality: ${signalQuality}`); 65 logger.info(`**** Signal Quality: ${signalQuality}`);
67 66
68 setInterval(() => { 67 setInterval(() => {
69 modemCommands.querySignalQuality(); 68 modemCommands.querySignalQuality();
70 }, (config && config.interval_beetwen_signal_strength_ms) || 30000); 69 }, (config && config.interval_beetwen_signal_strength_ms) || 30000);
71 }); 70 });
72 71
73 parsers.setPort(port); 72 parsers.setPort(port);
74 modemCommands.setPort(port); 73 modemCommands.setPort(port);
75 74
76 if (config && config.modem_tester && config.modem_tester.parser === 'regex') { 75 if (config && config.modem_tester && config.modem_tester.parser === 'regex') {
77 logger.info('Using parserWaitForOkOrError'); 76 logger.info('Using parserWaitForOkOrError');
78 port.pipe(parsers.parserWaitForOkOrError); 77 port.pipe(parsers.parserWaitForOkOrError);
79 } else if (config && config.modem_tester && config.modem_tester.parser === 'interbyte') { 78 } else if (config && config.modem_tester && config.modem_tester.parser === 'interbyte') {
80 logger.info('Using parserInterByteTimeout'); 79 logger.info('Using parserInterByteTimeout');
81 port.pipe(parserInterByteTimeout); 80 port.pipe(parserInterByteTimeout);
82 } else { 81 } else {
83 logger.info('Using parserReadline'); 82 logger.info('Using parserReadline');
84 port.pipe(parsers.parserReadline); 83 port.pipe(parsers.parserReadline);
85 } 84 }
86 85