Manages the 1-wire bus
Dependents: oldheating heating
web/web-1wire-class.inc
- Committer:
- andrewboyson
- Date:
- 2019-04-27
- Revision:
- 2:79cad6a51fd0
- Parent:
- http/http-1wire-class.inc@ 1:c272b1fcc834
- Child:
- 8:ceafef18cbf7
File content as of revision 2:79cad6a51fd0:
"//OneWire script\n" "'use strict';\n" "\n" "class OneWire\n" "{\n" " static DS18B20ToString(text)\n" " {\n" " switch (text)\n" " {\n" " case '7FFF': return 'CRC error' ;\n" " case '7FFE': return 'ROM not found' ;\n" " case '7FFD': return 'Timed out' ;\n" " case '7FFC': return 'No device detected after reset';\n" " case '7FFB': return 'Device removed during search' ;\n" " }\n" " let isNegative = false;\n" " switch(text.charAt(0))\n" " {\n" " case '8': text = '7' + text.substr(1, 3); isNegative = true; break;\n" " case '9': text = '6' + text.substr(1, 3); isNegative = true; break;\n" " case 'A': text = '5' + text.substr(1, 3); isNegative = true; break;\n" " case 'B': text = '4' + text.substr(1, 3); isNegative = true; break;\n" " case 'C': text = '3' + text.substr(1, 3); isNegative = true; break;\n" " case 'D': text = '2' + text.substr(1, 3); isNegative = true; break;\n" " case 'E': text = '1' + text.substr(1, 3); isNegative = true; break;\n" " case 'F': text = '0' + text.substr(1, 3); isNegative = true; break;\n" " }\n" " let value = parseInt(text, 16) / 16.0;\n" " if (isNegative) value = -value;\n" " return value.toFixed(1);\n" " }\n" "}"