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max3232 to OR gate driving an LED

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popoyboys

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Hi,

I would like to seek your advice on this circuit.

What are the challenges you think would arise from this circuit?
Any suggestions for improvement?

2ensrb7.png
 

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I'm not sure what you mean by 'challenges' but assuming the rest of the circuit is present and correct, there are some things to be aware of:

1. The OR gate and LED must both be capable of working from a 3.3V supply.
2. You must limit the current that could flow through the LED by adding a resistor in series with it.

Brian.
 

And OR gate output must be capable of driving LED (current).
 

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