dave_m
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Join Date: February 2nd, 2009

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March 5th, 2021, 03:17 PM

MikeS replied to a thread Scripted Time-Delayed Transmission of ASCII Text Characters in Vintage Computer Software

In DOS I use Procomm for this sort of thing.

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6 replies | 75 view(s)
March 5th, 2021, 03:12 PM

MikeS replied to a thread OT or not so OT: do you use a calcutor w/regularity in General Off Topic

I find the Windows calculators quite adequate for my needs and they're always at hand at the push of a hot key; the unit conversions are a nice...

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4 replies | 64 view(s)
March 5th, 2021, 03:05 PM

MikeS replied to a thread PET 2001 Keyboard Issue in Commodore

Having said that, I see that the later model PETs changed the '145 to an 'LS145 so obviously the difference doesn't matter here.

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8 replies | 77 view(s)
March 5th, 2021, 10:34 AM

MikeS replied to a thread PET 2001 Keyboard Issue in Commodore

Hard to tell from only one example, but it would suggest that there is a problem with PA3 from the G8 PIA, the G9 '145 or the connection between them...

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8 replies | 77 view(s)
March 1st, 2021, 11:09 AM

dave_m replied to a thread PET / IEEE-488 interface woes in Commodore

Hutch, You are right. It looks like they are scarce. Still some on ebay but only cheap ones are from China. There are 11 available from Quest...

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6 replies | 95 view(s)
March 1st, 2021, 10:18 AM

dave_m replied to a thread PET / IEEE-488 interface woes in Commodore

When you get the IEEE bus working, be sure to learn the advanced features of the SD2PET. It supports subdirectories on the SD card. So instead of...

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6 replies | 95 view(s)
March 1st, 2021, 09:50 AM

dave_m replied to a thread PET / IEEE-488 interface woes in Commodore

Carl, Welcome to the Vintage Computer Forum. Your troubleshooting method is sound. Replace the MC3466 part with equivalent device. -dave_m

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6 replies | 95 view(s)
February 28th, 2021, 08:35 AM

MikeS replied to a thread Commodore 1541 5.25" disk drive question. in Commodore

You might find this thread interesting: file:///D:/My%20Documents/Downloads/AIM65/Pascal/VCFthreads/aim65%20pascal%20roms.html m

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11 replies | 251 view(s)
February 28th, 2021, 08:11 AM

MikeS replied to a thread Commodore 1541 5.25" disk drive question. in Commodore

Hi Hugo, Good choice if you're going to be working with 1541 disks; since the DOS is in the drive the AIM uses exactly the same disk format and...

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11 replies | 251 view(s)
February 27th, 2021, 02:05 PM

MikeS replied to a thread Commodore 1541 5.25" disk drive question. in Commodore

Yup. Works pretty well. The interface is nothing more than a 7406 and some resistors; the actual DOS is in the 1541 and the additional commands...

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11 replies | 251 view(s)

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About dave_m

Basic Information

About dave_m

Biography:: Engineer for North American Aviation and its successors Rockwell and Boeing

Location:: Southern California, USA

Interests:: old computers and test equipment, American Civil War, tennis

Occupation:: Electronics Engineer

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Total Posts: 3,129

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Last Activity: Yesterday 12:42 PM

Join Date: February 2nd, 2009

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