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中国DOS联盟论坛 The time now is 2026-08-15 19:43 |
47,813 topics / 349,903 posts / today 1 new / 48,258 members |
| DOS疑难解答 & 问题讨论 (解答室) » Can a DOS system normally recognize a USB 2.0 device when it is plugged into a USB 1.1 interface? |
| Printable Version 1,510 / 7 |
| Floor1 ilbgh11 | Posted 2009-04-26 06:22 |
| 初级用户 Posts 21 Credits 60 | |
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The USB on my old machine is 1.1, but the USB devices I have at hand are all 2.0.
I once used USBASPI.SYS and DI1000DD (mhairrudos) to drive USB. When I plugged in the USB flash drive and powered on, it prompted that no USB device was found. As the title says, when this problem occurs, WINDOWS will pop up a balloon saying that the performance of the high-speed USB device will be affected, but it can still be used normally, just at a slow speed. That old machine can't access the Internet, so I need to transport some files, especially large files, with a USB flash drive. I can't use floppy disks. I need to solve this problem under DOS. How should I do it? |
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| Floor2 Climbing | Posted 2009-04-27 19:34 |
| 铂金会员 Posts 2,753 Credits 6,962 From 河北保定 | |
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Whether a USB flash drive can be recognized under DOS is often a matter of luck. All you can do is try all kinds of tools to see which one can drive your USB flash drive under DOS. If none can, you can only blame your bad luck.
Since this old computer can use Windows, why don't you transfer files under Windows? Although the speed is still slow under Windows, at least it can be recognized and accessed. |
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| Floor3 ilbgh11 | Posted 2009-04-30 08:28 |
| 初级用户 Posts 21 Credits 60 | |
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I want to use a Windows/DOS dual system. But after installing Windows, my parents won't let me install DOS again, saying why use those outdated ones when there are advanced ones. If you want to learn programming, just learn the advanced ones directly! They根本 don't know the details in the learning process! I want to use DJGPP, and those DJGPP files are more than 30M in total (without other additional tools), which can't be solved with a few floppy disks!
I'm not incapable of programming under Windows. Writing a program with Visual C by just clicking the mouse is okay. But that can't really train real skills, and it will hinder my pace to switch to Linux. |
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| Floor4 Jneny | Posted 2009-04-30 09:03 |
| 高级用户 Posts 318 Credits 686 | |
| Floor5 netwinxp | Posted 2009-05-02 11:15 |
| 高级用户 Posts 366 Credits 741 | |
Originally posted by ilbgh11 at 2009-4-30 08:28: If you are only for learning, you can install DOS in a virtual machine. |
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| Floor6 ilbgh11 | Posted 2009-05-08 08:35 |
| 初级用户 Posts 21 Credits 60 | |
Originally posted by netwinxp at 2009-5-2 11:15: I tried using a virtual machine, but I couldn't install the Chinese character system. It said it didn't support the current graphics card model. |
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| Floor7 netwinxp | Posted 2009-05-08 23:42 |
| 高级用户 Posts 366 Credits 741 | |
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What is your Chinese character system? The video card virtualized by the VPC virtual machine seems to be S3 325. If it doesn't work, just set the video card to VGA in the Chinese character system.
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| Floor8 gmy | Posted 2009-05-12 23:21 |
| 版主 Posts 392 Credits 1,113 | |
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One-key GHOST version 09 can distinguish between USB 1.1 and 2.0 (MS-DOS secondary menu)
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