Minimalist RS232 data cable

March 19th, 2011 by Fábio Souza | Posted under Blog, Electronics.

MAX233A data cable without using conversion condensers, powered by the COM port through the signs

DTR and rectified DTS.

Rs232 data cable

This cable can have multiple applications, as data cable for Calculators, Old PDA or even Arduino boards that do not have built-in USB-RS232, such as Arduino Pro.