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How does A671 work? need to use for led 8x8 scan

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seanthearakh

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How doese A671 work?

i want to know , i need to use for led 8x8 scan!
 

Re: How doese A671 work?

Hi, you can use A671 or TIP122 (NPN darlington) to open source for row and to use 4094 (with buffer by ULN2083) to shift data as this schematic. goog luck
 

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