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Microcontrollers
         

PC->IC serial port interface

The PC serial port uses 12V and usual microcontrollers serial ports use 5V. To convert it, the Max232 is very usefull and I use it for all my boards. You just need 5V (no 12V) that you can get from the microcontroller board.

Schematic:

Layout: max232.wt3 (wintypon)

Picture:



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