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armlpc1768 gpio current rating

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raman00084

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what is the current rating of each gpio in lpc1768, it is possible to drive optocoupler through a 1 k resistor

i cannot find the gpio current rating in lpc datasheet kindly help


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kalyan
 

Hi Raman, it is Ioh and Iol with +/-4mA on page 48 of the datasheet: .

Enjoy your design work!
 
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