Darrell Robinson wrote: > I've just purchased a Trimble Thunderbolt from e-Bay, and from the various > documentation that I've found online I'm still not 100% sure if I can use the > RS-232 interface directly with my computer. I'm concerned that I might cook > the Trimble interface with the ±12 volts from the computer RS-232. I'm > wondering if the Trimble is TTL level only and therefore needs a MAX232 or > similar, or does it use the older standard ±12 volt levels? > > The box I have does not have the power supply board enclosed. It's the timing > board only with 2 BNC, an 'F' connector and a 6-pin power plug. Does the > power supply board that comes with the more complete version have a level > converter built in? > > Darrell > Darrell
Does the board also have a DE9 connector? If so its likely to be RS232 compatible as stated on the datasheet. Does the board look like that in the attached image? Bruce
<<inline: Thunderbolt.jpg>>
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