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
web-this/boiler/web-boiler-script.inc@105:1899f7ed17ec, 2021-02-23 (annotated)
- Committer:
- andrewboyson
- Date:
- Tue Feb 23 20:35:07 2021 +0000
- Revision:
- 105:1899f7ed17ec
- Parent:
- 104:46ce1aaf8be7
- Child:
- 106:41ed3ea0bbba
Added ability to set the minimum flow rate and removed the correction to delta T relative to speed. Adding the round circuit time and linked to speed. Next task is to linearize the flow.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
andrewboyson | 47:229338b3adcb | 1 | "//Boiler script\n" |
andrewboyson | 47:229338b3adcb | 2 | "'use strict';\n" |
andrewboyson | 47:229338b3adcb | 3 | "\n" |
andrewboyson | 91:8b192efd0288 | 4 | "let dateTime = '';\n" |
andrewboyson | 91:8b192efd0288 | 5 | "let tankTemperature = '';\n" |
andrewboyson | 91:8b192efd0288 | 6 | "let blrOutTemperature = '';\n" |
andrewboyson | 91:8b192efd0288 | 7 | "let blrRtnTemperature = '';\n" |
andrewboyson | 105:1899f7ed17ec | 8 | "let blrAlnTemperature = '';\n" |
andrewboyson | 105:1899f7ed17ec | 9 | "let blrDeltaT = '';\n" |
andrewboyson | 105:1899f7ed17ec | 10 | "let boilerEnable = false;\n" |
andrewboyson | 91:8b192efd0288 | 11 | "let boilerCall = false;\n" |
andrewboyson | 91:8b192efd0288 | 12 | "let boilerPump = false;\n" |
andrewboyson | 105:1899f7ed17ec | 13 | "let fullSpeedSecs = '';\n" |
andrewboyson | 91:8b192efd0288 | 14 | "let tankSetPoint = '';\n" |
andrewboyson | 91:8b192efd0288 | 15 | "let tankHysteresis = '';\n" |
andrewboyson | 91:8b192efd0288 | 16 | "let blrRunOnDeg = '';\n" |
andrewboyson | 91:8b192efd0288 | 17 | "let blrRunOnTime = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 18 | "let blrPumpSpeed = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 19 | "let blrPumpPwm = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 20 | "let pumpSpeedCalling = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 21 | "let pumpSpeedRunOn = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 22 | "let blrOutputTarget = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 23 | "let riseAt0 = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 24 | "let riseAt50 = '';\n" |
andrewboyson | 104:46ce1aaf8be7 | 25 | "let riseAt100 = '';\n" |
andrewboyson | 47:229338b3adcb | 26 | "\n" |
andrewboyson | 47:229338b3adcb | 27 | "function parse()\n" |
andrewboyson | 47:229338b3adcb | 28 | "{\n" |
andrewboyson | 47:229338b3adcb | 29 | " let lines = Ajax.response.split('\\n');\n" |
andrewboyson | 104:46ce1aaf8be7 | 30 | " tankTemperature = Ajax.hexToSignedInt16(lines[ 0]);\n" |
andrewboyson | 104:46ce1aaf8be7 | 31 | " blrOutTemperature = Ajax.hexToSignedInt16(lines[ 1]);\n" |
andrewboyson | 104:46ce1aaf8be7 | 32 | " blrRtnTemperature = Ajax.hexToSignedInt16(lines[ 2]);\n" |
andrewboyson | 105:1899f7ed17ec | 33 | " blrAlnTemperature = Ajax.hexToSignedInt16(lines[ 3]);\n" |
andrewboyson | 105:1899f7ed17ec | 34 | " blrDeltaT = Ajax.hexToSignedInt16(lines[ 4]);\n" |
andrewboyson | 105:1899f7ed17ec | 35 | " boilerCall = Ajax.hexToBit (lines[ 5], 0);\n" |
andrewboyson | 105:1899f7ed17ec | 36 | " boilerPump = Ajax.hexToBit (lines[ 5], 1);\n" |
andrewboyson | 105:1899f7ed17ec | 37 | " boilerEnable = Ajax.hexToBit (lines[ 5], 2);\n" |
andrewboyson | 105:1899f7ed17ec | 38 | " fullSpeedSecs = Ajax.hexToSignedInt16(lines[ 6]);\n" |
andrewboyson | 105:1899f7ed17ec | 39 | " tankSetPoint = Ajax.hexToSignedInt16(lines[ 7]);\n" |
andrewboyson | 105:1899f7ed17ec | 40 | " tankHysteresis = Ajax.hexToSignedInt16(lines[ 8]);\n" |
andrewboyson | 105:1899f7ed17ec | 41 | " blrRunOnDeg = Ajax.hexToSignedInt16(lines[ 9]);\n" |
andrewboyson | 105:1899f7ed17ec | 42 | " blrRunOnTime = Ajax.hexToSignedInt16(lines[10]);\n" |
andrewboyson | 105:1899f7ed17ec | 43 | " blrPumpSpeed = Ajax.hexToSignedInt16(lines[11]);\n" |
andrewboyson | 105:1899f7ed17ec | 44 | " blrPumpPwm = Ajax.hexToSignedInt16(lines[12]);\n" |
andrewboyson | 105:1899f7ed17ec | 45 | " pumpSpeedCalling = Ajax.hexToSignedInt16(lines[13]);\n" |
andrewboyson | 105:1899f7ed17ec | 46 | " if (pumpSpeedCalling == -1) pumpSpeedCalling = 'A';\n" |
andrewboyson | 105:1899f7ed17ec | 47 | " if (pumpSpeedCalling == -2) pumpSpeedCalling = 'T';\n" |
andrewboyson | 105:1899f7ed17ec | 48 | " pumpSpeedRunOn = Ajax.hexToSignedInt16(lines[14]);\n" |
andrewboyson | 105:1899f7ed17ec | 49 | " blrOutputTarget = Ajax.hexToSignedInt16(lines[15]);\n" |
andrewboyson | 105:1899f7ed17ec | 50 | " riseAt0 = Ajax.hexToSignedInt16(lines[16]);\n" |
andrewboyson | 105:1899f7ed17ec | 51 | " riseAt50 = Ajax.hexToSignedInt16(lines[17]);\n" |
andrewboyson | 105:1899f7ed17ec | 52 | " riseAt100 = Ajax.hexToSignedInt16(lines[18]);\n" |
andrewboyson | 47:229338b3adcb | 53 | "}\n" |
andrewboyson | 47:229338b3adcb | 54 | "function display()\n" |
andrewboyson | 47:229338b3adcb | 55 | "{\n" |
andrewboyson | 47:229338b3adcb | 56 | " let elem;\n" |
andrewboyson | 92:2d1ca4dcbca7 | 57 | " elem = Ajax.getElementOrNull('ajax-tank-html' ); if (elem) elem.textContent = OneWire.DS18B20ToString(tankTemperature);\n" |
andrewboyson | 92:2d1ca4dcbca7 | 58 | " elem = Ajax.getElementOrNull('ajax-blr-out-html' ); if (elem) elem.textContent = OneWire.DS18B20ToString(blrOutTemperature);\n" |
andrewboyson | 92:2d1ca4dcbca7 | 59 | " elem = Ajax.getElementOrNull('ajax-blr-rtn-html' ); if (elem) elem.textContent = OneWire.DS18B20ToString(blrRtnTemperature);\n" |
andrewboyson | 105:1899f7ed17ec | 60 | " elem = Ajax.getElementOrNull('ajax-blr-aln-html' ); if (elem) elem.textContent = OneWire.DS18B20ToString(blrAlnTemperature);\n" |
andrewboyson | 105:1899f7ed17ec | 61 | " elem = Ajax.getElementOrNull('ajax-blr-rise-html' ); if (elem) elem.textContent = OneWire.DS18B20ToString(blrDeltaT);\n" |
andrewboyson | 91:8b192efd0288 | 62 | " \n" |
andrewboyson | 104:46ce1aaf8be7 | 63 | " elem = Ajax.getElementOrNull('ajax-blr-pump-speed-html'); if (elem) elem.textContent = blrPumpSpeed;\n" |
andrewboyson | 104:46ce1aaf8be7 | 64 | " elem = Ajax.getElementOrNull('ajax-blr-pump-pwm-html' ); if (elem) elem.textContent = blrPumpPwm;\n" |
andrewboyson | 104:46ce1aaf8be7 | 65 | " \n" |
andrewboyson | 105:1899f7ed17ec | 66 | " elem = Ajax.getElementOrNull('ajax-blr-call-toggle' ); if (elem) elem.setAttribute('dir', boilerCall ? 'rtl' : 'ltr');\n" |
andrewboyson | 105:1899f7ed17ec | 67 | " elem = Ajax.getElementOrNull('ajax-blr-pump-toggle' ); if (elem) elem.setAttribute('dir', boilerPump ? 'rtl' : 'ltr');\n" |
andrewboyson | 105:1899f7ed17ec | 68 | " elem = Ajax.getElementOrNull('ajax-blr-enable-toggle' ); if (elem) elem.setAttribute('dir', boilerEnable ? 'rtl' : 'ltr');\n" |
andrewboyson | 105:1899f7ed17ec | 69 | " elem = Ajax.getElementOrNull('ajax-full-speed-secs' ); if (elem) elem.value = fullSpeedSecs;\n" |
andrewboyson | 104:46ce1aaf8be7 | 70 | " elem = Ajax.getElementOrNull('ajax-tank-set-point' ); if (elem) elem.value = tankSetPoint;\n" |
andrewboyson | 104:46ce1aaf8be7 | 71 | " elem = Ajax.getElementOrNull('ajax-tank-hysteresis' ); if (elem) elem.value = tankHysteresis;\n" |
andrewboyson | 104:46ce1aaf8be7 | 72 | " elem = Ajax.getElementOrNull('ajax-blr-run-on-deg' ); if (elem) elem.value = OneWire.DS18B20ToString(blrRunOnDeg);\n" |
andrewboyson | 104:46ce1aaf8be7 | 73 | " elem = Ajax.getElementOrNull('ajax-blr-run-on-time' ); if (elem) elem.value = blrRunOnTime;\n" |
andrewboyson | 104:46ce1aaf8be7 | 74 | " \n" |
andrewboyson | 104:46ce1aaf8be7 | 75 | " elem = Ajax.getElementOrNull('ajax-pump-speed-calling'); if (elem) elem.value = pumpSpeedCalling;\n" |
andrewboyson | 104:46ce1aaf8be7 | 76 | " elem = Ajax.getElementOrNull('ajax-pump-speed-run-on' ); if (elem) elem.value = pumpSpeedRunOn;\n" |
andrewboyson | 104:46ce1aaf8be7 | 77 | " elem = Ajax.getElementOrNull('ajax-blr-output-target' ); if (elem) elem.value = blrOutputTarget;\n" |
andrewboyson | 104:46ce1aaf8be7 | 78 | " \n" |
andrewboyson | 105:1899f7ed17ec | 79 | " elem = Ajax.getElementOrNull('ajax-pump-rise-at-0' ); if (elem) elem.value = riseAt0;\n" |
andrewboyson | 105:1899f7ed17ec | 80 | " elem = Ajax.getElementOrNull('ajax-pump-rise-at-50' ); if (elem) elem.value = riseAt50;\n" |
andrewboyson | 104:46ce1aaf8be7 | 81 | " elem = Ajax.getElementOrNull('ajax-pump-rise-at-100' ); if (elem) elem.value = OneWire.DS18B20ToString(riseAt100);\n" |
andrewboyson | 47:229338b3adcb | 82 | "}\n" |
andrewboyson | 47:229338b3adcb | 83 | "\n" |
andrewboyson | 47:229338b3adcb | 84 | "Ajax.server = '/boiler-ajax';\n" |
andrewboyson | 47:229338b3adcb | 85 | "Ajax.onResponse = function() { parse(); display(); };\n" |
andrewboyson | 47:229338b3adcb | 86 | "Ajax.init();\n" |
andrewboyson | 47:229338b3adcb | 87 | "" |