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HELP! how to interface serial POS printer to pic uC

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jhun24

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pls help me how to interface serial EPSON POS printer to pic uC..

i used this hardware for the communication of uC to the printer
https://sodoityourself.com/max232-serial-level-converter/

in my prgram, i use ccs compiler, i try to send a printf command but nothing happens.. pls help me if there is somebody did this, would u pls reply to this post of message me.. thx[/code]
 

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