ืฉื•ื•ื™ื ื“ืœ DS18B20 ื•ื•ืึธื˜ืขืจืคึผืจื•ืฃ: ื•ื•ืึธืก ืฆื• ื˜ืึธืŸ?

ื ื’ื•ื˜ืŸ ื˜ืื’! ื“ืขืจ ืึทืจื˜ื™ืงืœ ืจื™ืคืœืขืงืก ื“ื™ ืคึผืจืึธื‘ืœืขื ืคื•ืŸ ืฉื•ื•ื™ื ื“ืœ ืกืขื ืกืึธืจืก, ื“ื™ ืœื™ืžื™ื˜ื™ื™ืฉืึทื ื– ืคื•ืŸ ื™ื’ื–ื™ืกื˜ื™ื ื’ ื“ืขื•ื•ื™ืกืขืก ื•ื•ืึธืก ื ื•ืฆืŸ ื“ื™ ืกืขื ืกืึธืจืก ืื•ืŸ ื“ื™ ืœื™ื™ื–ื•ื ื’ ืฆื• ื“ืขื ืคึผืจืึธื‘ืœืขื.

ืฉื•ื•ื™ื ื“ืœ DS18B20 ื•ื•ืึธื˜ืขืจืคึผืจื•ืฃ: ื•ื•ืึธืก ืฆื• ื˜ืึธืŸ?
ืžืงื•ืจ: ali-trends.ru

ืื™ื™ื“ืขืจ ืžื™ืจ, ืขืก ืื™ื– ืื•ื™ืš ื’ืขืฉืจื™ื‘ืŸ ื•ื•ืขื’ืŸ ืฉื•ื•ื™ื ื“ืœ ืกืขื ืกืึธืจืก ื“ืึธ. ื›ืึทืจืึทืงื˜ืขืจื™ืกื˜ื™ืฉ ื“ื™ืคืขืจืึทื ืกื™ื– ืฆื•ื•ื™ืฉืŸ ืฉื•ื•ื™ื ื“ืœ ืกืขื ืกืึธืจืก ืื•ืŸ ื“ืขืจ ืึธืจื™ื’ื™ื ืขืœ:

  1. ื“ืขืจ ืกืขื ืกืขืจ, ืืคื™ืœื• ืื•ื™ื‘ ืขืจ ืื™ื– ืคืืจื‘ื•ื ื“ืŸ ืื™ืŸ ื ืึธืขื ื˜ ืคึผืจืึทืงืกื™ืžืึทื˜ื™, ืจื™ืกืคึผืึทื ื“ื– ืื™ืŸ ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜ ืžืึธื“ืข ืึทื ืกืขืจื˜ืึทื ืœื™, ื™ืขื“ืขืจ ืึทืžืึธืœ ืื™ืŸ ืึท ื‘ืฉืขืช.
  2. ืื™ืŸ ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜ ืžืึธื“ืข, ื“ื™ ื”ื•ื™ืš ืžื“ืจื’ื” ื ืขืžื˜ ืฆื• ืœืึทื ื’ ืฆื• ืฆื•ืจื™ืงืงืจื™ื’ืŸ (ืื™ืจ ืงืขื ืขืŸ ืžืขืกื˜ืŸ ืขืก ืžื™ื˜ ืึท ืžื™ืงืจืึธืงืึธื ื˜ืจืึธืœืœืขืจ ืึธื“ืขืจ ื”ื™ื˜ืŸ ืึทืŸ ืึทืกืึทืœืึธื’ืจืึทื)
  3. ืงืจืึทื ื˜ ืงืึทื ืกืึทืžืฉืึทืŸ ืื™ื– ื‘ืื˜ื™ื™ื˜ื™ืง ื”ืขื›ืขืจ ื•ื•ื™ ืขื˜ืœืขื›ืข ืžื™ืงืจืึธืึทืžืคึผืก (GND ืื•ืŸ VCC ืฆื• ืžื™ื ื•ืก, DQ ื“ื•ืจืš ืžื™ืงืจืึธืึทืžืžืขื˜ืขืจ ืฆื• +5 ื•ื•ืืœื˜ืก)
  4. ื ืึธืš ื“ื™ ื™ื ื•ืžืขืจื™ื™ืฉืึทืŸ ืคึผืจืึธืฆืขื“ื•ืจ (0xF0), ื“ื™ ืกืขื ืกืึธืจืก ื˜ืึธืŸ ื ื™ื˜ ืจื™ืกืคึผืึทื ื“ ืฆื• ื“ื™ ืกืงืจืึทื˜ืฉืคึผืึทื“ ืœื™ื™ืขื ืขืŸ ื‘ืึทืคึฟืขืœ (0xBE)
  5. ื“ืขืจ ื˜ืขืžืคึผืขืจืึทื˜ื•ืจ ืœื™ื™ืขื ืขืŸ ืคึฟื•ืŸ ื“ื™ ืกืงืจืึทื˜ื˜ืฉืคึผืึทื“ ื ืึธืš ืžืึทื›ื˜ ืื™ื– ื’ืขื•ื•ืขื ื“ื˜ ืึธืŸ ืึท ืžืขื–ืฉืขืจืžืึทื ื˜ ื‘ืึทืคึฟืขืœ ืื™ื– ืึทื ื“ืขืจืฉ ืคื•ืŸ 85,0 ื“ื™ื’ืจื™ื–.
  6. ื“ื™ ืกืงืจืึทื˜ืฉืคึผืึทื“ ื•ื•ืึทืœื•ืขืก ื‘ื™ื™ ืฉื˜ืขืœืขืก 5 ืื•ืŸ 7 ืฉื˜ื™ืžืขืŸ ื ื™ืฉื˜ ืฆื• 0xFF ืื•ืŸ 0x10
  7. ื˜ืขืžืคึผืขืจืึทื˜ื•ืจ ื•ื•ืึทืœื•ืขืก (ืื™ืŸ ื“ืขืจ ืขืจืฉื˜ืขืจ ืฆื•ื•ื™ื™ ืฉื˜ืขืœืขืก ืคื•ืŸ ื“ื™ ืกืงืจืึทื˜ื˜ืฉืคึผืึทื“) ืœื™ื™ืขื ืขืŸ ื ืึธืš ื“ืขืจ ืขืจืฉื˜ืขืจ ืกื•ื•ื™ื˜ืฉื™ื ื’ ืื•ื™ืฃ ืึท ื“ืข-ืขื ืขืจื“ื–ืฉื™ื™ื–ื“ ืกืขื ืกืขืจ ืึธืŸ ืึท ืคืจื™ืขืจ ื’ืขื’ืขื‘ืŸ ืžืขื–ืฉืขืจืžืึทื ื˜ ื‘ืึทืคึฟืขืœ ืฆื•ืจื™ืงืงื•ืžืขืŸ ื“ื™ ืคืจื™ืขืจื“ื™ืงืข ื•ื•ืขืจื˜, ืื•ืŸ ื ื™ืฉื˜ 50 05 (85.0 ื“ื™ื’ืจื™ื–).


ืฆื•ื ื‘ืึทื“ื•ื™ืขืจืŸ, ืื™ืš ื˜ืึธืŸ ื ื™ื˜ ื”ืึธื‘ืŸ ืึทืŸ ืึทืกืึทืœืึธืกืงืึธืคึผืข, ืื•ืŸ ื“ื™ Galileosky BaseBlock Lite ื’ืคึผืก ื˜ืจืึทืงืขืจ ื’ืขื“ื™ื ื˜ ื•ื•ื™ ืึท ืคึผืจืึธื‘ืข ื‘ืึทื ืง.

ื“ื™ ืกืขื ืกืึธืจืก ื–ืขื ืขืŸ ื’ืขืงื•ื™ืคื˜ ืคื•ืŸ ืคืึทืจืฉื™ื“ืŸ ืกืขืœืขืจื–, ืื•ืŸ ื‘ืœื•ื™ื– ืื™ื™ืŸ ืคึผืขืงืœ ื’ืขืืจื‘ืขื˜ ืจืขื›ื˜ ืฆื• ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜. ื‘ืœื•ื™ื– 5 ื’ื•ืจืœ ืคื•ืŸ 50 ื‘ืจืขืงืœืขืš ื–ืขื ืขืŸ ื’ืขืงื•ื™ืคื˜.
ื“ ื™ ืื™ื‘ืขืจื™ืง ืข ื”ื ื˜ ืฉื•ื™ ืŸ ื ื™ืฉ ื˜ ื’ืขืืจื‘ืข ื˜ ืฆื•ืœื™ ื‘ ืคืืจืื–ื™ื˜ื™ืฉืข ืจ ืงืจืืคื˜ . ื“ืขืจ ื•ื•ืึธืงื–ืึทืœ ื˜ื•ื˜ ื ื™ืฉื˜ ืฆื•ืฉื˜ืขืœืŸ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ืžืึทื›ื˜ ืคึฟืึทืจ ื“ื™ ืกืขื ืกืขืจ, ืื•ืŸ ื“ื™ ื™ื ืกื˜ืึทืœื™ืจื•ื ื’ ืคื•ืŸ ื“ื™ ืกื™ืกื˜ืขื ืื•ื™ืฃ ืึท ืคืึธืจืžื™ื˜ืœ ื–ืึธืœ ื–ื™ื™ืŸ ืกื™ืžืคึผืœืึทืคื™ื™ื“ ื•ื•ื™ ืคื™ืœ ื•ื•ื™ ืžืขื’ืœืขืš.

ื“ื™ ืœื™ื™ื–ื•ื ื’

ืื–ื•ื™, ื“ื™ ืกืขื ืกืึธืจืก ื–ืขื ืขืŸ ื’ืขืงื•ื™ืคื˜, ืึธื‘ืขืจ ื‘ืœื•ื™ื– ืื™ื™ืŸ ืคึผืขืงืœ ื’ืขืืจื‘ืขื˜ ืจื™ื›ื˜ื™ืง, ืื•ืŸ ื“ื™ ื•ื™ืกืคืึธืจืฉื•ื ื’ ืื•ืŸ ืึธืจื“ืขืจื™ื ื’ ืคื•ืŸ ืึท ื ื™ื™ึท ืคึผืขืงืœ ื•ื•ืึธืœื˜ ื”ืึธื‘ืŸ ื’ืขื ื•ืžืขืŸ ืึท ืœื™ื™ึทื˜ื™ืฉ ืกื•ืžืข ืคื•ืŸ โ€‹โ€‹ืฆื™ื™ึทื˜, ืื•ืŸ ื•ื•ืึธืœื˜ ื”ืึธื‘ืŸ ืจื™ื–ืึทืœื˜ื™ื“ ืื™ืŸ ืงืึธืก ืึธื•ื•ื•ืขืจืจืึทื ื–. ื“ืขืจื™ื‘ืข ืจ ื”ื ื˜ ืžืข ืŸ ื“ ื™ ืคืจืื‘ืœืข ื ื’ืขืžื•ื– ื˜ ืืœืฒืŸ ืœืฒื–ืŸ .

ื–ื™ื ื˜ ื‘ืœื•ื™ื– ืึท ืฆื•ื•ื™ื™-ื“ืจืึธื˜ ืงืจื™ื™ึทื– ืื™ื– ื’ืขื ื™ืฆื˜, ืขืก ืื™ื– ื ื™ื™ื˜ื™ืง ืฆื• ืึธืจื’ืึทื ื™ื–ื™ืจืŸ ืžืึทื›ื˜ ืฆื•ืฉื˜ืขืœืŸ ืฆื• ื“ื™ ืกืขื ืกืขืจ ืคึฟื•ืŸ ื“ื™ ืกื™ื’ื ืึทืœ ื“ืจืึธื˜, ื“ืึธืก ืื™ื–, ืฆื• ืึธืจื’ืึทื ื™ื–ื™ืจืŸ ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜. ืื™ืš ืึธืจื’ืึทื ื™ื–ื™ืจื˜ ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜ ืœื•ื™ื˜ ื“ื™ ืคืืœื’ืขื ื“ืข ืกื›ืขืžืข:

ืฉื•ื•ื™ื ื“ืœ DS18B20 ื•ื•ืึธื˜ืขืจืคึผืจื•ืฃ: ื•ื•ืึธืก ืฆื• ื˜ืึธืŸ?

ืื™ืŸ ื“ืขื ืกื›ืขืžืข, ื“ื™ ืึธืคึผืขืจืึทืฆื™ืข ืคื•ืŸ โ€‹โ€‹ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜ ืื™ื– ื™ืžืคึผืจื•ื•ื•ื“, ืึธื‘ืขืจ ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืฆื™ื™ึทื˜ ืขืก ื‘ืœื™ื™ื‘ื˜ ืžืขื’ืœืขืš ืฆื• ืคืึทืจื‘ื™ื ื“ืŸ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ืžืึทื›ื˜. ืื™ืŸ ื“ืขื ืคืึทืœ, ื“ื™ ืงืฉืจ ื“ื™ืึทื’ืจืึทืžืข ืขื ื“ืขืจื•ื ื’ืขืŸ ืึท ื‘ื™ืกืœ: ื•ื•ืขืŸ ืงืึทื ืขืงื˜ื™ื ื’ ื“ื•ืจืš ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜, ื“ื™ ื•ื•ืงืง ื“ืจืึธื˜ ื ื™ืฉื˜ ื’ืขื ื•ืฆื˜.

ื ืึธืš ืึทืกืขืžื‘ืึทืœื™ื ื’ ื“ื™ ืงืจื™ื™ึทื– ื“ื•ืจืš ื™ื™ื‘ืขืจืคืœืึทืš ืžืึทื•ื ื˜ื™ื ื’, ื“ื™ ืกืขื ืกืขืจ ืื™ื– ื’ืขื•ื•ืขืŸ ื“ื™ื˜ืขืงื˜ืึทื“ ื“ื•ืจืš ื“ื™ ื•ื•ืึธืงื–ืึทืœ ืžื™ื˜ ืึท ืงืึทืคึผืึทืกืึทื˜ืขืจ ืงืึทืคึผืึทืฆื™ื˜ืขื˜ ืคื•ืŸ 1 ยตF. ืคึฟืึทืจ ืžืึทืกืข ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ, ืคึผืึทื ืขืœืขื“ ื‘ืึธืจื“ื– ืžื™ื˜ ืคึผืขืจืึทืกื™ื˜ื™ืง ืžืึทื›ื˜ ื‘ืึธืจื“ื– ื–ืขื ืขืŸ ื“ื™ื–ื™ื™ื ื“ ืื•ืŸ ืึธืจื“ืขืจื“:

ืฉื•ื•ื™ื ื“ืœ DS18B20 ื•ื•ืึธื˜ืขืจืคึผืจื•ืฃ: ื•ื•ืึธืก ืฆื• ื˜ืึธืŸ?

ื˜ืฉื™ืงืึทื•ื•ืข ืคื•ื ื˜: ืžืึทื ื™ืึทืคืึทืงื˜ืฉืขืจืขืจื– ืงืขื ืขืŸ ื ื•ืฆืŸ ื”ื™ื™ืก ืฆืขืฉืžืขืœืฆืŸ ืงืœืขืคึผื™ืง ืึธื“ืขืจ ืกื™ืœื™ืงืึธื ืข ืฆื• ืคึผืœืึธืžื‘ืข ื“ื™ ืกืขื ืกืขืจ. ืื™ืŸ ื“ืขืจ ืขืจืฉื˜ืขืจ ืคืึทืœ, ืื™ืจ ืงืขื ืขืŸ ื”ื™ืฅ ื“ื™ ืึทืจื‘ืœ, ืึทืจืึธืคึผื ืขืžืขืŸ ื“ื™ ืกืขื ืกืขืจ, ืึทืจื™ื™ึทื ืœื™ื™ื’ืŸ ื“ื™ ื‘ืจืขื˜, ืฆื•ืจื™ืงืงื•ืžืขืŸ ืขืก ืฆื• ื“ื™ ืึทืจื‘ืœ ืื•ืŸ ืคึผืœืึธืžื‘ื™ืจืŸ ืขืก ืžื™ื˜ ืžืขืจ ื”ื™ื™ืก ืงืœื™ื™. ืื™ืŸ ื“ื™ ืจื’ืข ืคืึทืœ, ื“ืึธืก ื•ื•ืขื˜ ื ื™ืฉื˜ ืึทืจื‘ืขื˜ืŸ, ืื•ืŸ ืื™ืš ื”ืื˜ ืฆื• ืกืึทื“ืขืจ ื“ื™ ื‘ืจืขื˜ ื ืึธืขื ื˜ ืฆื• ื“ื™ ืกืขื ืกืขืจ, ืคึผืœืึธืžื‘ื™ืจืŸ ืขืก ืžื™ื˜ ื”ื™ื™ืก ืงืœื™ื™ ืื•ืŸ ืฉื˜ืขืœืŸ ืื•ื™ืฃ ื”ื™ืฅ ื™ื™ึทื ืฉืจื•ืžืคึผืŸ, ื•ื•ื™ ืึท ืจืขื–ื•ืœื˜ืึทื˜ ืขืก ืงื•ืงื˜ ื•ื•ื™ ื“ืึธืก:

ืฉื•ื•ื™ื ื“ืœ DS18B20 ื•ื•ืึธื˜ืขืจืคึผืจื•ืฃ: ื•ื•ืึธืก ืฆื• ื˜ืึธืŸ?

ืกืึธืฃ

ื“ืึธ ืื™ืš ื•ื•ืึธืœื˜ ื•ื•ื™ ืฆื• ืึธื ื˜ืจื™ื™ึทื‘ืŸ ืžื™ื˜ืœ ืžืึทื ื™ืึทืคืึทืงื˜ืฉืขืจืขืจื– ืฆื• ื ืขืžืขืŸ ื“ืขื ืคื•ื ื˜ ืื™ืŸ ื—ืฉื‘ื•ืŸ ืื™ืŸ ื–ื™ื™ืขืจ ืคึผืจืึธื“ื•ืงื˜ืŸ, ืื•ืŸ ืกืขืœืขืจื– ืฆื• ืงืึธื ื˜ืจืึธืœื™ืจืŸ ืกืขื ืกืึธืจืก ืื™ื™ื“ืขืจ ืกืขืœื™ื ื’ ืึธื“ืขืจ ื ื™ืฉื˜ ืฆื• ื”ืึทื ื“ืœืขืŸ ืžื™ื˜ ื“ื™ ืกืึทืคึผืœื™ื™ืขืจ ืื•ื™ื‘ ื–ื™ื™ ืฆื•ืฉื˜ืขืœืŸ ืคืึทืœืฉ ืกืขื ืกืึธืจืก, ืื•ืŸ ื™ื•ื–ืขืจื– ืฆื• ื”ื•ื™ื›ืคึผื•ื ืงื˜ ื“ืขื ื˜ืขืžืข ืื™ืŸ ื‘ืึทืžืขืจืงื•ื ื’ืขืŸ, ืื•ืชื™ื•ืช ืึธื“ืขืจ ืจื™ืงื•ื•ืขืก.

ืžืงื•ืจ: www.habr.com

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