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UNIT UT61E muke po rs232
#13
Hmm, a sad malo gledam po netu, lik je napravio modifikaciju adaptera da se odmah može spojiti na TTL adapter, a mene zanima da li je moguće postojeći adapter modificirati, evo shema pa da bude jasnije na što mislim:

Ovo je shema original adaptera:

[Image: eqpbbl.png]

Ovo je shema modifikacije na TTL:

[Image: 1zxtag5.png]

Moja ideja je slijedeća, Pin RTS spojit na masu, dobijemo sličnu shemu kao shema modifikacije, DTR spojimo na +5V i jedino što bi trebalo invertirat signal, a to bi lako mogli sa 555icom naprimjer,ili 74hc14 koji se stave na mali komadić PCB-a i zaleme u produžetku TTL adaptera, sve se stavi u malu kutijicu, s jedne strane DB9, s druge strane USB i problem riješen.

Mislio sam uzeti ovakav adapter : TTL na USB
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Messages In This Thread
UNIT UT61E muke po rs232 - by gigabyte091 - 04-12-2016, 07:12 PM
RE: UNIT UT61E muke po rs232 - by mikikg - 04-12-2016, 07:32 PM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-12-2016, 08:01 PM
RE: UNIT UT61E muke po rs232 - by mikikg - 04-12-2016, 08:22 PM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-12-2016, 08:49 PM
RE: UNIT UT61E muke po rs232 - by me[R]a - 04-12-2016, 11:09 PM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-13-2016, 05:40 AM
RE: UNIT UT61E muke po rs232 - by mikikg - 04-13-2016, 06:01 AM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-13-2016, 06:12 AM
RE: UNIT UT61E muke po rs232 - by mikikg - 04-13-2016, 06:20 AM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-13-2016, 08:37 AM
RE: UNIT UT61E muke po rs232 - by mikikg - 04-13-2016, 08:42 AM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-13-2016, 09:02 AM
RE: UNIT UT61E muke po rs232 - by mikikg - 04-13-2016, 09:24 AM
RE: UNIT UT61E muke po rs232 - by Želja - 04-13-2016, 09:41 AM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-13-2016, 09:50 AM
RE: UNIT UT61E muke po rs232 - by me[R]a - 04-13-2016, 10:32 AM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-13-2016, 10:45 AM
RE: UNIT UT61E muke po rs232 - by me[R]a - 04-13-2016, 10:47 AM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-13-2016, 11:26 AM
RE: UNIT UT61E muke po rs232 - by gigabyte091 - 04-14-2016, 06:33 AM

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