Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5
Odabir Oscilatora
#21
(12-08-2017, 06:37 PM)gorankg Wrote: Meni je uart sa internim oscilatorom brljavio na 19200bps. Uvek bih radije birao fiksnu brzinu prenosa nego autobauding. Verujem ja da to radi ali  mi se čini da bi mi testiranje oduzelo previše vremena pa idem na sigurno. Ovo sa uart bez oscilatora sam probao na nekom mrazu iz radoznalosti.. I neće

Sa internim oscilatorom ce to lepo da radi u 80% slucajeva. Zavisi od samog prijemnika, a i od samog clock sistema mcu-a. Npr. kod xmega imas opciju da interni oscilator kalibrises preko preciznog internog oscilatora od 32khz. Kada se izvrsi ta sinhronizacija, uart radi bez greske na brzinama do 2Mbps. Bez sinhronizacije brljavi nekada.
Xmega ima odlicnu arhitekturu oscilatora, tako da u malom broju aplikacija ti treba externi kristal.
Reply


Messages In This Thread
Odabir Oscilatora - by vsavic - 12-08-2017, 01:58 AM
RE: Odabir Oscilatora - by Macola - 12-08-2017, 09:32 AM
RE: Odabir Oscilatora - by Macola - 12-08-2017, 09:36 AM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 09:45 AM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 10:06 AM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 01:10 PM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 10:21 AM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 10:40 AM
RE: Odabir Oscilatora - by vojinilic - 12-08-2017, 12:11 PM
RE: Odabir Oscilatora - by progster - 12-08-2017, 12:25 PM
RE: Odabir Oscilatora - by gorankg - 12-08-2017, 01:47 PM
RE: Odabir Oscilatora - by vojinilic - 12-08-2017, 03:49 PM
RE: Odabir Oscilatora - by emiSAr - 12-08-2017, 02:08 PM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 02:54 PM
RE: Odabir Oscilatora - by emiSAr - 12-08-2017, 03:08 PM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 04:24 PM
RE: Odabir Oscilatora - by vojinilic - 12-08-2017, 04:38 PM
RE: Odabir Oscilatora - by mikikg - 12-08-2017, 04:52 PM
RE: Odabir Oscilatora - by vojinilic - 12-08-2017, 05:18 PM
RE: Odabir Oscilatora - by gorankg - 12-08-2017, 06:37 PM
RE: Odabir Oscilatora - by vojinilic - 12-08-2017, 07:09 PM
RE: Odabir Oscilatora - by Khadgar2007 - 03-20-2019, 08:44 PM
RE: Odabir Oscilatora - by mikikg - 04-02-2019, 09:22 PM
RE: Odabir Oscilatora - by Khadgar2007 - 08-02-2020, 10:27 AM

Forum Jump:


Users browsing this thread: 1 Guest(s)