I've asked my local vendors about the TTL to RS232 circuit with no success. I decided to look for a different way to convert Arduino's TTL to RS232 signal. I've found some information on Severino's schematic and this website: http://www.pablin.com.ar/electron/circuito/mc/ttl232/index.htm and I decid…

TTL to RS232 without Maxim's circuit

Projects Networking, Protocols, and Devices

CrossRoads April 25, 2012, 5:44pm 7

DrJuano, update your profile some geographic info.
If you have an education related e-mail address, Maxim, TI, and others will send you samples for free.

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TTL to RS232 without Maxim's circuit

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