Steve Dower added the comment:
The installer doesn't support installing twice on the same machine, even to
different locations.
What you probably want to do is to install it normally, then copy all the files
onto the USB. You will need to "python -m pip install --force pip" in the new
copy
USB drive.
--
components: Windows
messages: 411140
nosy: oMqngo, paul.moore, steve.dower, tim.golden, zach.ware
priority: normal
severity: normal
status: open
title: Installing python to external drive (USB) using python installer failure
type: behavior
versions: P
On Mon, 26 Jan 2009 11:08:48 -0600, Unknown wrote:
On 2009-01-26, Lie Ryan lie.1...@gmail.com wrote:
How about (a crazy idea) using the audio jack out? (DISCLAIMER: Little
Hardware Experience). High pitched sound (or anything in sound-ology
that means high voltage) means the device is on
Some people got success in Arduindo using an older mobile cable which works
as USB/Serial converters.
So you can read and write data as a serial port using pyserial.
On Tue, Jan 27, 2009 at 8:31 AM, Lie Ryan lie.1...@gmail.com wrote:
On Mon, 26 Jan 2009 11:08:48 -0600, Unknown wrote:
On
On 2009-01-27, Lie Ryan lie.1...@gmail.com wrote:
From the little I know on electronics, a simple, single
transistor would (almost) immediately switch from
on-to-off-to-on depending on the voltage of the control pin (I
think it was the middle pin). I was suggesting this
simplistic hack
Hi,
Astan Chee wrote:
Diez B. Roggisch wrote:
If all you need is on-off - why can't you just use a switch?
Because I want to control the on-off the device using a computer and
write software for it (which I am confident I can do if I had references
to how the wrappers to said
On Fri, 23 Jan 2009 18:56:38 +1100, Astan Chee wrote:
Diez B. Roggisch wrote:
If all you need is on-off - why can't you just use a switch?
Because I want to control the on-off the device using a computer and
write software for it (which I am confident I can do if I had
high pitch is == high frequency, no higher amplitude... but the difference
can be easily made out and the electronics for this is very well understood
and used.point is, the gentleman asking the question might already have a
USB controller built into his device, and while most modern computers
Lie Ryan wrote:
On Fri, 23 Jan 2009 18:56:38 +1100, Astan Chee wrote:
Diez B. Roggisch wrote:
If all you need is on-off - why can't you just use a switch?
Because I want to control the on-off the device using a computer and
write software for it (which I am confident I can do
Astan Chee wrote:
Tim Roberts wrote:
Sorry, but you have NOT created a USB device, and I sincerely hope you do
not try to plug it in to a real USB port.
Sorry, by USB device, I meant a device that is powered/activated by a
bunch of wires that I want to control using a computer and since I
astan.c...@al.com.au wrote:
Tim Roberts wrote:
Sorry, but you have NOT created a USB device, and I sincerely hope
you do
not try to plug it in to a real USB port.
Sorry, by USB device, I meant a device that is powered/activated by a
bunch of wires that I want to control using a computer
On 2009-01-26, Lie Ryan lie.1...@gmail.com wrote:
How about (a crazy idea) using the audio jack out? (DISCLAIMER: Little
Hardware Experience). High pitched sound (or anything in sound-ology that
means high voltage) means the device is on and low pitched sound off.
1) Pitch has nothing to
Sorry, by USB device, I meant a device that is powered/activated by a
bunch of wires that I want to control using a computer and since I
had a spare USB jack lying around, I used that instead. But so far I
haven't tried it, nor will try it if it wont work properly. Yes, it
is not a proper USB
Brian Allen Vanderburg II wrote:
This is the FT245 chip which is basically USB-to-Parallel.
Chips: http://www.ftdichip.com/Products/FT245R.htm
Kit/Board: http://www.ftdichip.com/Products/EvaluationKits/UM245R.htm
The spec sheet for the board seems quite simple. It's pin out is
similar to
Astan Chee astan.c...@al.com.au wrote:
Im trying to write a program for my USB device and I'm thinking of using
python to do this. The USB device is of my own making and it is
activated when one of the two data pins of the USB is given about 5V (or
similar to whatever the power pin is
Tim Roberts wrote:
Sorry, but you have NOT created a USB device, and I sincerely hope you do
not try to plug it in to a real USB port.
Sorry, by USB device, I meant a device that is powered/activated by a
bunch of wires that I want to control using a computer and since I had a
spare USB
Astan Chee wrote:
Hi,
Im trying to write a program for my USB device and I'm thinking of using
python to do this. The USB device is of my own making and it is
activated when one of the two data pins of the USB is given about 5V (or
similar to whatever the power pin is getting). Now I'm
Astan Chee wrote:
Hi,
Im trying to write a program for my USB device and I'm thinking of using
python to do this. The USB device is of my own making and it is
activated when one of the two data pins of the USB is given about 5V (or
similar to whatever the power pin is getting). Now I'm
astan.c...@al.com.au wrote:
Hi,
Im trying to write a program for my USB device and I'm thinking of
using python to do this. The USB device is of my own making and it is
activated when one of the two data pins of the USB is given about 5V
(or similar to whatever the power pin is getting). Now
Diez B. Roggisch wrote:
Astan Chee wrote:
Hi,
Im trying to write a program for my USB device and I'm thinking of using
python to do this. The USB device is of my own making and it is
activated when one of the two data pins of the USB is given about 5V (or
similar to whatever the power pin
On 2009-01-23, Astan Chee astan.c...@al.com.au wrote:
Thanks for all the responses but I forgot to mention that I have very
little hardware understanding (at least in english) and the device
itself it very simple and only needs about 5V power to be active. The
problem here is that I want
astan.c...@al.com.au wrote:
Hi,
Thanks for all the responses but I forgot to mention that I have very
little hardware understanding (at least in english) and the device
itself it very simple and only needs about 5V power to be active. The
problem here is that I want to control when the device
Astan Chee schrieb:
Diez B. Roggisch wrote:
Astan Chee wrote:
Hi,
Im trying to write a program for my USB device and I'm thinking of using
python to do this. The USB device is of my own making and it is
activated when one of the two data pins of the USB is given about 5V (or
similar to
Diez B. Roggisch wrote:
Others suggested the parallel port. It is the natural choice for such
things, with two caveats:
- it is legacy, and thus often not available on modern hardware,
especially on mobile ones. So if you want it be prepared to additionally
buy a usb2parallel-adapter.
Astan Chee schrieb:
Diez B. Roggisch wrote:
Others suggested the parallel port. It is the natural choice for such
things, with two caveats:
- it is legacy, and thus often not available on modern hardware,
especially on mobile ones. So if you want it be prepared to
additionally buy a
Diez B. Roggisch wrote:
If all you need is on-off - why can't you just use a switch?
Because I want to control the on-off the device using a computer and
write software for it (which I am confident I can do if I had references
to how the wrappers to said interface).
Cheers
Astan.
Hi,
Im trying to write a program for my USB device and I'm thinking of using
python to do this. The USB device is of my own making and it is
activated when one of the two data pins of the USB is given about 5V (or
similar to whatever the power pin is getting). Now I'm confused to if
the
Many thanks,
Philippe
Philippe Martin wrote:
Hi,
I need to talk to a USB device (PC or other) from Python - I am not
talking about mounting a file system but sharing information as you would
though a TCP-IP socket layer or an RS232 interface.
Is there such low-level module available
Sybren Stuvel schrieb:
Philippe Martin enlightened us with:
I need to talk to a USB device (PC or other) from Python - I am not
talking about mounting a file system but sharing information as you
would though a TCP-IP socket layer or an RS232 interface.
You could wrap libusb on Linux.
Hi,
I need to talk to a USB device (PC or other) from Python - I am not talking
about mounting a file system but sharing information as you would though a
TCP-IP socket layer or an RS232 interface.
Is there such low-level module available for Windows / Linux ?
Thanks,
Philippe
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