Re: [PLUG] serial communication with dmm (was com port in guest to usb in host (virtual box))

2017-12-28 Thread Russell Senior
Have you measured the voltages on DTR and RTS during the runs? Try it with sigrok and with the vendor software and see if there is a difference in those values. On Thu, Dec 28, 2017 at 9:51 PM, Denis Heidtmann wrote: > This saga continues. > > On the laptop with a usb-serial adapter I got to the

[PLUG] serial communication with dmm (was com port in guest to usb in host (virtual box))

2017-12-28 Thread Denis Heidtmann
This saga continues. On the laptop with a usb-serial adapter I got to the point where the commands: sigrok-cli --driver mastech-mas345:conn=/dev/ttyUSB0 --show sigrok-cli --driver mastech-mas345:conn=/dev/ttyUSB0 --scan sigrok-cli --driver mastech-mas345:conn=/dev/ttyUSB0 --samples 10 behave as e

Re: [PLUG] Am I asking the "right question"

2017-12-28 Thread Larry Brigman
'chroot' is an isolation/security mechanism. It doesn't allow programs running within it to access anything except the kernel and the programs/libraries within the chroot. For what you are doing, think of it as a file system tree that you can test most of your boot environment (short of booting) p

Re: [PLUG] Am I asking the "right question"

2017-12-28 Thread Richard Owlett
Those are among the pages that confused me long ago. They, without adequate background, say to use "chroot". My visualization of using debootstrap is to place Debian on a write only medium. The descriptions of "chroot" I've seen imply it's a crude VM like thingy. On 12/28/2017 09:30 AM, Davi

Re: [PLUG] Am I asking the "right question"

2017-12-28 Thread David Bridges
Search for debootstrap, the link provided earlier was for an extremely old version of Debian although a search for dbootstrap debian | debian dbootstrap in search engines finds current documentation debootstrap wiki page https://wiki.debian.org/Debootstrap Current Debian install guide https://ww

Re: [PLUG] Am I asking the "right question"

2017-12-28 Thread Richard Owlett
On 12/26/2017 12:45 PM, Richard Owlett wrote: On 12/26/2017 10:48 AM, Carl Karsten wrote: [snip] https://www.debian.org/releases/potato/i386/ch-init-config.en.html "dbootstrap is the name of the program which is run after you have booted into the installation system. It is responsible for in