Andrew Boyson / oldheating

Central Heating controller using the real time clock, PHY module for internet, 1-wire interface for temperature sensors, a system log and a configuration file

Dependencies:   net 1-wire lpc1768 crypto clock web fram log

/media/uploads/andrewboyson/heating.sch

/media/uploads/andrewboyson/heating.brd

/media/uploads/andrewboyson/eagle.epf

http-derived/boiler/http-boiler-script.js@47:229338b3adcb, 2019-04-23 (annotated)

Committer:
andrewboyson
Date:
Tue Apr 23 18:47:47 2019 +0000
Revision:
47:229338b3adcb
Provided individual scripts per page and moved most inputs to ajax.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
andrewboyson 47:229338b3adcb 1 //Boiler script
andrewboyson 47:229338b3adcb 2 'use strict';
andrewboyson 47:229338b3adcb 3
andrewboyson 47:229338b3adcb 4 let dateTime = '';
andrewboyson 47:229338b3adcb 5 let tankTemperature = '';
andrewboyson 47:229338b3adcb 6 let blrOutTemperature = '';
andrewboyson 47:229338b3adcb 7 let blrRtnTemperature = '';
andrewboyson 47:229338b3adcb 8 let boilerCall = false;
andrewboyson 47:229338b3adcb 9 let boilerPump = false;
andrewboyson 47:229338b3adcb 10 let tankSetPoint = '';
andrewboyson 47:229338b3adcb 11 let tankHysteresis = '';
andrewboyson 47:229338b3adcb 12 let blrRunOnDeg = '';
andrewboyson 47:229338b3adcb 13 let blrRunOnTime = '';
andrewboyson 47:229338b3adcb 14
andrewboyson 47:229338b3adcb 15 function parse()
andrewboyson 47:229338b3adcb 16 {
andrewboyson 47:229338b3adcb 17 let lines = Ajax.response.split('\n');
andrewboyson 47:229338b3adcb 18 tankTemperature = OneWire.DS18B20ToString (lines[0]);
andrewboyson 47:229338b3adcb 19 blrOutTemperature = OneWire.DS18B20ToString (lines[1]);
andrewboyson 47:229338b3adcb 20 blrRtnTemperature = OneWire.DS18B20ToString (lines[2]);
andrewboyson 47:229338b3adcb 21 boilerCall = Ajax.hexToBit (lines[3], 0);
andrewboyson 47:229338b3adcb 22 boilerPump = Ajax.hexToBit (lines[3], 1);
andrewboyson 47:229338b3adcb 23 tankSetPoint = Ajax.hexToSignedInt16(lines[4]);
andrewboyson 47:229338b3adcb 24 tankHysteresis = Ajax.hexToSignedInt16(lines[5]);
andrewboyson 47:229338b3adcb 25 blrRunOnDeg = Ajax.hexToSignedInt16(lines[6]);
andrewboyson 47:229338b3adcb 26 blrRunOnTime = Ajax.hexToSignedInt16(lines[7]);
andrewboyson 47:229338b3adcb 27 }
andrewboyson 47:229338b3adcb 28 function display()
andrewboyson 47:229338b3adcb 29 {
andrewboyson 47:229338b3adcb 30 let elem;
andrewboyson 47:229338b3adcb 31 elem = Ajax.getElementOrNull('ajax-tank-html' ); if (elem) elem.textContent = tankTemperature;
andrewboyson 47:229338b3adcb 32 elem = Ajax.getElementOrNull('ajax-blr-out-html' ); if (elem) elem.textContent = blrOutTemperature;
andrewboyson 47:229338b3adcb 33 elem = Ajax.getElementOrNull('ajax-blr-rtn-html' ); if (elem) elem.textContent = blrRtnTemperature;
andrewboyson 47:229338b3adcb 34 elem = Ajax.getElementOrNull('ajax-blr-call-toggle'); if (elem) elem.setAttribute('dir', boilerCall ? 'rtl' : 'ltr');
andrewboyson 47:229338b3adcb 35 elem = Ajax.getElementOrNull('ajax-blr-pump-toggle'); if (elem) elem.setAttribute('dir', boilerPump ? 'rtl' : 'ltr');
andrewboyson 47:229338b3adcb 36 elem = Ajax.getElementOrNull('ajax-tank-set-point' ); if (elem) elem.value = tankSetPoint;
andrewboyson 47:229338b3adcb 37 elem = Ajax.getElementOrNull('ajax-tank-hysteresis'); if (elem) elem.value = tankHysteresis;
andrewboyson 47:229338b3adcb 38 elem = Ajax.getElementOrNull('ajax-blr-run-on-deg' ); if (elem) elem.value = blrRunOnDeg;
andrewboyson 47:229338b3adcb 39 elem = Ajax.getElementOrNull('ajax-blr-run-on-time'); if (elem) elem.value = blrRunOnTime;
andrewboyson 47:229338b3adcb 40
andrewboyson 47:229338b3adcb 41 }
andrewboyson 47:229338b3adcb 42
andrewboyson 47:229338b3adcb 43 Ajax.server = '/boiler-ajax';
andrewboyson 47:229338b3adcb 44 Ajax.onResponse = function() { parse(); display(); };
andrewboyson 47:229338b3adcb 45 Ajax.init();