Manages the 1-wire bus

Dependents:   oldheating heating

Revision:
1:c272b1fcc834
diff -r b4b170ce93a4 -r c272b1fcc834 http/http-1wire-script.inc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/http/http-1wire-script.inc	Fri Apr 26 14:29:44 2019 +0000
@@ -0,0 +1,103 @@
+"//1wire script\n"
+"'use strict';\n"
+"\n"
+"let allRomValues        = new Map();\n"
+"let oneWireScanTime     = 0;\n"
+"let oneWireLowTweak     = 0;\n"
+"let oneWireFloatTweak   = 0;\n"
+"let oneWireReadTweak    = 0;\n"
+"let oneWireHighTweak    = 0;\n"
+"let oneWireReleaseTweak = 0;\n"
+"let oneWireTrace        = false;\n"
+"let assignedRoms        = new Array();\n"
+"let assignedNames       = new Array();\n"
+"\n"
+"function getAssignedName(rom)\n"
+"{\n"
+"    for (let i = 0; i < assignedRoms.length; i++)\n"
+"    {\n"
+"        if (assignedRoms[i] === rom) return assignedNames[i]; \n"
+"    }\n"
+"    return '';\n"
+"}\n"
+"\n"
+"function addRomValue(line)\n"
+"{\n"
+"    if (line) allRomValues.set(line.substr(0, 16), line.substr(16));\n"
+"}\n"
+"function parseAllRomValues(topic)\n"
+"{\n"
+"    allRomValues.clear();\n"
+"    topic.split('\\n').forEach(addRomValue);\n"
+"}\n"
+"function parseTimings(topic)\n"
+"{\n"
+"    let lines = topic.split('\\n');\n"
+"    oneWireScanTime     = Ajax.hexToSignedInt16(lines[0]);\n"
+"    oneWireLowTweak     = Ajax.hexToSignedInt16(lines[1]);\n"
+"    oneWireFloatTweak   = Ajax.hexToSignedInt16(lines[2]);\n"
+"    oneWireReadTweak    = Ajax.hexToSignedInt16(lines[3]);\n"
+"    oneWireHighTweak    = Ajax.hexToSignedInt16(lines[4]);\n"
+"    oneWireReleaseTweak = Ajax.hexToSignedInt16(lines[5]);\n"
+"    oneWireTrace        =                       lines[6] != '0';\n"
+"}\n"
+"function addRom(line)\n"
+"{\n"
+"    if (line)\n"
+"    {\n"
+"        assignedRoms.push(line.substr(0, 16))\n"
+"        assignedNames.push(line.substr(16));\n"
+"    }\n"
+"}\n"
+"function parseAssigned(topic)\n"
+"{\n"
+"    assignedRoms  = new Array();\n"
+"    assignedNames = new Array();\n"
+"    topic.split('\\n').forEach(addRom);\n"
+"}\n"
+"function parse()\n"
+"{\n"
+"    let topics = Ajax.response.split('\\f');\n"
+"    parseTimings     (topics[0]);\n"
+"    parseAllRomValues(topics[1]);\n"
+"    parseAssigned    (topics[2]);\n"
+"}\n"
+"function display()\n"
+"{\n"
+"    let elem;\n"
+"    elem = Ajax.getElementOrNull('ajax-device-values');\n"
+"    if (elem) \n"
+"    {\n"
+"        elem.textContent = '';\n"
+"        for (let [key, value] of allRomValues)\n"
+"        {\n"
+"            elem.textContent += key;\n"
+"            elem.textContent += ' '; \n"
+"            elem.textContent += OneWire.DS18B20ToString(value);\n"
+"            elem.textContent += ' ';\n"
+"            elem.textContent += getAssignedName(key);\n"
+"            elem.textContent += '\\r\\n';\n"
+"        }\n"
+"    }\n"
+"    elem = Ajax.getElementOrNull('ajax-1-wire-scan-time'    ); if (elem) elem.textContent = oneWireScanTime;\n"
+"    elem = Ajax.getElementOrNull('ajax-1-wire-tweak-low'    ); if (elem) elem.textContent = oneWireLowTweak;\n"
+"    elem = Ajax.getElementOrNull('ajax-1-wire-tweak-float'  ); if (elem) elem.textContent = oneWireFloatTweak;\n"
+"    elem = Ajax.getElementOrNull('ajax-1-wire-tweak-read'   ); if (elem) elem.textContent = oneWireReadTweak;\n"
+"    elem = Ajax.getElementOrNull('ajax-1-wire-tweak-high'   ); if (elem) elem.textContent = oneWireHighTweak;\n"
+"    elem = Ajax.getElementOrNull('ajax-1-wire-tweak-release'); if (elem) elem.textContent = oneWireReleaseTweak;\n"
+"    elem = Ajax.getElementOrNull('ajax-1-wire-trace'        ); if (elem) elem.setAttribute('dir', oneWireTrace ? 'rtl' : 'ltr');\n"
+"\n"
+"    elem = Ajax.getElementOrNull('ajax-name-0'); if (elem) elem.textContent = assignedNames[0];\n"
+"    elem = Ajax.getElementOrNull('ajax-name-1'); if (elem) elem.textContent = assignedNames[1];\n"
+"    elem = Ajax.getElementOrNull('ajax-name-2'); if (elem) elem.textContent = assignedNames[2];\n"
+"    elem = Ajax.getElementOrNull('ajax-name-3'); if (elem) elem.textContent = assignedNames[3];\n"
+"    elem = Ajax.getElementOrNull('ajax-rom-0' ); if (elem) elem.value = assignedRoms[0];\n"
+"    elem = Ajax.getElementOrNull('ajax-rom-1' ); if (elem) elem.value = assignedRoms[1];\n"
+"    elem = Ajax.getElementOrNull('ajax-rom-2' ); if (elem) elem.value = assignedRoms[2];\n"
+"    elem = Ajax.getElementOrNull('ajax-rom-3' ); if (elem) elem.value = assignedRoms[3];\n"
+"}\n"
+"\n"
+"Ajax.server     = '/1wire-ajax';\n"
+"Ajax.onResponse = function() { parse(); display(); };\n"
+"Ajax.init();\n"
+""
\ No newline at end of file