The Schematic:

Ez-Kit Lite

P2:49 = Vcc = +5V

P2:50 = GND

This is the circuit you see above:

RS232 <-> MIDI Conv.

rs2m rear

This switch enables you to quickly and easily switch between MIDI and RS232 connections! Very handy for developers!

MIDI/RS-232 Switch external view

Special Variations

This is a special version of the MAX232 which doesn't require many external capacitors, but it's expensive.

What it looks like mounted inside a nice metal case:

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