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Chuck(G)
replied to the thread
I decided to take a few steps back and decided to create a 80188 CPU computer instead
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Some but not all 80186/80188 chips have an onboard UART. For example, the very common 80C188EB has two of them. The original 80188...
15 minutes ago
B
btb
replied to the thread
Altair 8800 front panel hex display
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probably won't help too much, but I noticed this machine when it came up at an estate auction earlier...
17 minutes ago
Chuck(G)
replied to the thread
Can't figure out 360K floppy drive
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Sure, you have the stepper positioner attached to a capstan (in the nautical sense). A thin steel fork-shaped band is wrapped around...
18 minutes ago
R
retinull
replied to the thread
Purchased a ToshibaT5100 - Powers on, but no screen
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That I'm not sure of. When I took the machine apart it didn't have any signs that I could see of it being opened before. Do you know if...
36 minutes ago
L
LeoBinkowski
replied to the thread
NABUduino: a PCB for SD cards, PS/2 mice, and tinkering.
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How will the SD card be represented? As a CP/M hard drive, or cache for network adapters?
53 minutes ago
B
bdurbrow
replied to the thread
NABUduino: a PCB for SD cards, PS/2 mice, and tinkering.
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Oh, good - it arrived. I'm hoping to get some time this weekend to work on the SD card support for it...
Today at 9:19 PM
ElectroArc
replied to the thread
Can't figure out 360K floppy drive
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Sorry, I should have included the fact that I made DOS diskette from a .IMD file, which Windows was able to read just fine last night...
Today at 8:55 PM
Al Kossow
replied to the thread
Burroughs TD830 (Firmware ROM Type)
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I was mistaken about how much memory the terminal has. The memory map is here. It is also obvious why the roms are grouped in two...
Today at 8:52 PM
durgadas311
replied to the thread
[KAYPRO 10] Boot Problems! Help?
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If the 81-302 ROM was showing the CRTC working, I'd forget about the CRTC tests for now. Let's focus on what we know is broken. So...
Today at 8:49 PM
SomeGuy
replied to the thread
Can't figure out 360K floppy drive
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Wait, you were using Imagedisk to write a format? I don't believe that will write a file system (I think), so it won't be readable in...
Today at 8:44 PM
Caluser2000
replied to the thread
Kaypro Professional Computer (PC) XT clone, history and documentation?
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XT type systems cpus are 16-bit internally.with 8-bit data bus.
Today at 8:40 PM
Andrew Baker
replied to the thread
Kaypro Professional Computer (PC) XT clone, history and documentation?
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Ah, ok, Im not up on history, were they still 8-bit systems at that point?
Today at 8:36 PM
mrwebber35
replied to the thread
MiniScribe 8450 for sale
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Very helpful thank you. I hope the chip is still available as I have enquired about it.
Today at 8:35 PM
ElectroArc
replied to the thread
Can't figure out 360K floppy drive
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Booted the PC back up today and it can't read properly formatted disks again. Back to the same issue. Again. 😐 I really wanted to just...
Today at 8:22 PM
T
trondl
replied to the thread
Roland D-20 decoding the mysterious floppy format.
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I have some news! I also have a suggestion how we finally may do this dump without sacrificing a DD drive. More on this towards the end...
Today at 8:07 PM
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