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The time now is 2026-08-15 18:54
中国DOS联盟论坛 » 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? View 1,508 Replies 7
Original Poster Posted 2009-04-26 06:22 ·  中国 黑龙江 牡丹江 联通
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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?
Floor 2 Posted 2009-04-27 19:34 ·  中国 河北 保定 移动
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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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Floor 3 Posted 2009-04-30 08:28 ·  中国 黑龙江 牡丹江 联通
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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 But after installing Windows, my parents won't let me install DOS again, saying why use those outdated ones when there are advanced ones.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.
Floor 4 Posted 2009-04-30 09:03 ·  中国 江西 抚州 电信
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. 繽紛色彩閃出的美麗是因為它沒有分開每種色彩...>/

我的百度空间: BEYOND超越 为什么用DOS
Floor 5 Posted 2009-05-02 11:15 ·  中国 福建 厦门 电信
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Originally posted by ilbgh11 at 2009-4-30 08:28:
I want to use a Windows/DOS dual system, but after installing Windows, my parents won't let me install DOS again, saying that since there are advanced ones, why use those outdated ones. If you want to learn programming, just learn the advanced ones directly! They are ...

If you are only for learning, you can install DOS in a virtual machine.
Floor 6 Posted 2009-05-08 08:35 ·  中国 黑龙江 牡丹江 联通
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Originally posted by netwinxp at 2009-5-2 11:15:

If you are just for learning, you can install DOS in a virtual machine.


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.
Floor 7 Posted 2009-05-08 23:42 ·  中国 福建 厦门 电信
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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.
Floor 8 Posted 2009-05-12 23:21 ·  中国 河北 唐山 联通
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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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