IR transmitter and receiver need help - Page 2 - Electronic Circuits Projects Diagrams Free

audioguru · 8th December 2007, 08:55 PM

Quote:

Originally Posted by jhchong

so say it in a simple way is i need to fulfill its requirements?such as duty cycle and time?

The data sheet has many graphs for you to study, and it also tells you exactly how the data pulses should be and how they should not be.

jhchong · 8th December 2007, 11:08 PM

Quote:

Originally Posted by audioguru

The data sheet has many graphs for you to study, and it also tells you exactly how the data pulses should be and how they should not be.

ok,got it thanks~though your data sheet is not what i wanted,but i get what u mean already.just follow its requirement for debugging.appreciate for your patient explanation.if anything else i just post here again,i be doing it at the lab on monday

im using tsop1138 btw

UTMonkey · 9th December 2007, 05:29 PM

Thanks AudioGuru, sooner or later I want to do some work on IR. this thread is helpful.

jhchong · 13th December 2007, 09:34 PM

thanks to all,i succeed already

OutToLunch · 13th December 2007, 10:00 PM

is this purpose of the circuit so that one can get an understanding of an IR transceiver? cuz i can't understand the need for opto-isolation in the circuit. the 5V is shared on both the transmitting and the receiving side as is ground...

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9th December 2007, 05:29 PM	(permalink)
UTMonkey	Thanks AudioGuru, sooner or later I want to do some work on IR. this thread is helpful.

13th December 2007, 09:34 PM	(permalink)
jhchong	thanks to all,i succeed already

13th December 2007, 10:00 PM	(permalink)
OutToLunch	is this purpose of the circuit so that one can get an understanding of an IR transceiver? cuz i can't understand the need for opto-isolation in the circuit. the 5V is shared on both the transmitting and the receiving side as is ground...