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Rs232 breakout box schematic.
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Batteryless pocket sized for circuit testing monitoring and patching.
Rs 232 break out box offers a complete control of rs 232 interface test re wire and open signal lines.
Back in the old days of eight bit computers such as the commodore 64 apple trs 80 and the atari among others the only way to transfer data between computers was either a modem or a much coveted rs232 interface.
There was no ethernet usb or wif.
Firstly it allows you to monitor the state of the various hand shaking lines light red signal on green off and watch the serial data flicker on td and or rd.
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Db9 serial break out cable.
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Using a breakout box or led box to work out cabling if you have problem with rs232 cabling your best emergency tool may be a breakout box sometimes called an led box.
This following is a device which is inserted between the dte and dce.
The normal units only come in the db25 size but with a couple of db9 to db25 adaptors they can be used with db9 cables as well.
Get it as soon as thu oct 8.