Roomba Serial Interface: closeup

Mini-DIN 8pin connector from old Mac high-speed serial cable

standard DB-9 female

20 feet of cable

+5VDC voltage regulator circuit (7805)

RS232 transceiver circuit (MAX232)

power on LED

wrap the shield wire around the cable and solder to breadboard for strain relief. and then use hot glue of course

Roomba Serial Interface: closeup by todbot.

Circuit is simply a 7805 +5V voltage regulator and MAX232 RS-232 transceiver, appropriate capacitors to make it work and a 'power on' LED. Because everything needs an LED.

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Taken with a Pentax Optio S4.
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Taken on January 20, 2006
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Roomba Serial Interface: closeup

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