@signalk/nmea0183-signalk
Version:
A node.js/javascript parser for NMEA0183 sentences. Sentences are parsed to Signal K format.
153 lines (151 loc) • 5.22 kB
JavaScript
;
/**
* Copyright 2018 Signal K <info@signalk.org> and contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
const utils = __importStar(require("@signalk/nmea0183-utilities"));
/*
=== PNKEP,01 - NKE Target speed ===
------------------------------------------------------------------------------
0 1 2 3 4 5
| | | | | |
$PNKEP,01,x.x,N,x.x,K*hh<CR><LF>
------------------------------------------------------------------------------
$PNKEP,01,8.3,N,15.5,K*52
Field Number:
0: NKE Target speed sentence
1: Target speed in knots
2: N = knots
3: Target speed in km/h
4: K
5: Checksum
=== PNKEP,02 - Course (COG) on next track ===
------------------------------------------------------------------------------
0 1 2
| | |
$PNKEP,02,x.x*hh<CR><LF>
------------------------------------------------------------------------------
$PNKEP,02,344.4*6B
Field Number:
0: NKE Course on next tack sentence
1: Course on next tack from 0 to 359
2: Checksum
=== PNKEP,03 - NKE Opt. VMG angle and performance up and downwind ===
------------------------------------------------------------------------------
0 1 2 3 4
| | | | |
$PNKEP,03,x.x,x.x,x.x*hh<CR><LF>
------------------------------------------------------------------------------
$PNKEP,03,152.0,55.2,67.1*69
Field Number:
0: NKE Opt. VMG angle
1: Opt. VMG angle
2: performance upwind from 0 to 99% - ignored
3: performance downwind from 0 to 99% - ignored
4: Checksum
*/
const PNKEP = function (input, _session) {
const { parts, tags } = input;
const values = [];
//PNKEP,01
if (parts[0] === '01') {
if (parts[1] === '' && parts[3] === '') {
return null;
}
let targetspeed = 0.0;
if (utils.float(parts[3]) > 0 && String(parts[4]).toUpperCase() === 'K') {
targetspeed = utils.transform(utils.float(parts[3]), 'kph', 'ms');
}
if (utils.float(parts[1]) > 0 && String(parts[2]).toUpperCase() === 'N') {
targetspeed = utils.transform(utils.float(parts[1]), 'knots', 'ms');
}
values.push({
path: 'performance.targetSpeed',
value: targetspeed
});
}
// PNKEP,02
if (parts[0] === '02') {
if (parts[1] === '') {
return null;
}
let nxtcourse = 0.0;
if (utils.float(parts[1]) > 0) {
nxtcourse = utils.transform(utils.float(parts[1]), 'deg', 'rad');
}
values.push({
path: 'performance.tackMagnetic',
value: nxtcourse
});
}
// PNKEP,03
if (parts[0] === '03') {
if (parts[1] === '') {
return null;
}
let optcourse = 0.0;
if (utils.float(parts[1]) > 0) {
optcourse = utils.transform(utils.float(parts[1]), 'deg', 'rad');
}
values.push({
path: 'performance.targetAngle',
value: optcourse
});
}
return {
updates: [
{
source: tags.source, //this.source(input.instrument),
timestamp: tags.timestamp,
values: values
}
]
};
};
exports.default = PNKEP;
//# sourceMappingURL=PNKEP.js.map