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From: Roy Emmerich <roy.emmerich@gmail.com>
Subject: Re: STM32F4 Discovery, communication and libraries
Date: Tue, 9 Sep 2014 12:17:01 -0700 (PDT)
Date: 2014-09-09T12:17:01-07:00	[thread overview]
Message-ID: <7feccd2d-dcfd-405e-ae5d-e27d6662daa9@googlegroups.com> (raw)
In-Reply-To: <5b5583ca-c7b2-40be-9090-6253f0514db5@googlegroups.com>

On Sunday, 31 August 2014 06:54:29 UTC+2, gvds...@gmail.com  wrote:
> That looks a lot like MINIX 3. A microkernel where the user can very easy configure and run drivers.
> 
> http://www.minix3.org/other/reliability.html


Thanks to your post I started searching using the "microkernel" term. Up until then I had been limited (in my own mind) to RTOS. It opened my eyes to the many different RTOSs out there.

The problem with minix is that the hardware requirements are too high for the Cortex M4 processor:

http://wiki.minix3.org/UsersGuide/HardwareRequirements

The other fear I've always had about an RTOS is power management and whether it would be efficient enough for me needs. As I am going to take www.nuttx.org for a spin I will certainly be delving into this document soon:

Low power embedded software optimization for the NuttX RTOS
http://bibliodigital.itcr.ac.cr/xmlui/bitstream/handle/2238/3051/FinalReport.pdf

Another option in terms of energy efficiency is the F9 microkernel:

https://github.com/f9micro/f9-kernel


  reply	other threads:[~2014-09-09 19:17 UTC|newest]

Thread overview: 93+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-26 22:38 STM32F4 Discovery, communication and libraries roy.emmerich
2014-08-27  2:40 ` Luke A. Guest
2014-08-27 12:35   ` Roy Emmerich
2014-08-27  7:41 ` Dmitry A. Kazakov
2014-08-27 13:35   ` Roy Emmerich
2014-08-27 16:00     ` Dmitry A. Kazakov
2014-08-27 13:08 ` Dennis Lee Bieber
2014-08-27 15:44   ` Roy Emmerich
2014-08-28  1:37     ` Dennis Lee Bieber
2014-08-27 16:03   ` Roy Emmerich
2014-08-28  1:48     ` Dennis Lee Bieber
2014-08-28 10:12       ` Roy Emmerich
2014-08-28 13:00         ` Dmitry A. Kazakov
2014-08-28 16:28           ` Mike Silva
2014-08-28 17:03             ` Roy Emmerich
2014-08-28 20:09             ` Dmitry A. Kazakov
2014-08-28 20:34               ` embeddedrelatedmike
2014-08-29  7:34                 ` Dmitry A. Kazakov
2014-08-29 15:59                   ` Niklas Holsti
2014-08-29 16:59                     ` [OT] Ravenscar (the place, not profile), was: " Simon Clubley
2014-08-29 17:18                       ` Niklas Holsti
2014-08-29 17:31                         ` Simon Clubley
2014-08-30 14:55                           ` Dennis Lee Bieber
2014-08-29 17:59                       ` Jeffrey Carter
2014-08-29 23:30                       ` Randy Brukardt
2014-08-30 11:25                         ` Simon Clubley
2014-08-31 11:09                           ` Phil Thornley
2014-08-30 12:36                         ` Peter Chapin
2014-08-31 18:37                         ` Dirk Craeynest
2014-08-31 19:38                           ` Simon Clubley
2014-08-29 17:24                   ` Mike Silva
2014-08-29 23:35                     ` Randy Brukardt
2014-08-29 13:06                 ` Dennis Lee Bieber
2014-08-29 16:52                   ` Niklas Holsti
2014-08-31  0:49                     ` Shark8
2014-08-28 21:17               ` Niklas Holsti
2014-08-29  0:07                 ` Roy Emmerich
2014-08-29 17:58                   ` Niklas Holsti
2014-08-29  7:41                 ` Dmitry A. Kazakov
2014-08-29 16:31                   ` Niklas Holsti
2014-08-29 16:47                     ` Roy Emmerich
2014-08-29 19:41                       ` Niklas Holsti
2014-08-30 22:00                         ` Roy Emmerich
2014-08-31 10:08                           ` Simon Wright
2014-09-01 20:15                           ` Niklas Holsti
2014-09-01 21:11                             ` Jeffrey Carter
2014-08-31  4:54                       ` gvdschoot
2014-09-09 19:17                         ` Roy Emmerich [this message]
2014-09-09 20:20                           ` Mike Silva
     [not found]                             ` <a54dcc42-d4e2-4d53-b381-2bb7a0eef1ee@googlegroups.com>
2014-09-10  1:41                               ` Dennis Lee Bieber
2014-09-10  8:52                                 ` Roy Emmerich
2014-09-10 13:05                                   ` Dennis Lee Bieber
2014-09-10 17:16                                     ` Simon Wright
     [not found]                               ` <a2e59fce-751c-46a0-90f3-80430c627732@googlegroups.com>
2014-09-10  7:22                                 ` Dmitry A. Kazakov
2014-09-10  9:35                                 ` Roy Emmerich
2014-09-10 14:11                               ` Stephen Leake
2014-09-10 17:46                                 ` Jeffrey Carter
2014-09-10 18:37                                   ` Dmitry A. Kazakov
2014-09-11  9:53                                   ` Stephen Leake
2014-09-11 17:19                                     ` Jeffrey Carter
2014-09-10 20:58                               ` Brian Drummond
2014-09-10 23:40                                 ` Dennis Lee Bieber
2014-08-29 16:58                     ` Niklas Holsti
2014-08-31  7:02                     ` Dmitry A. Kazakov
2014-08-31 15:44                       ` Brad Moore
2014-08-31 16:15                         ` Dmitry A. Kazakov
2014-09-01 16:15                           ` Brad Moore
2014-09-01 16:42                             ` Dmitry A. Kazakov
2014-08-31 18:41                       ` Niklas Holsti
2014-09-01 16:42                         ` Dmitry A. Kazakov
2014-09-01 17:21                           ` G.B.
2014-09-02  8:21                             ` Dmitry A. Kazakov
2014-09-02 13:04                               ` G.B.
2014-09-02 14:18                                 ` Dmitry A. Kazakov
2014-09-02 16:44                               ` Jeffrey Carter
2014-09-02 19:02                                 ` Niklas Holsti
2014-09-02 23:19                               ` Randy Brukardt
2014-09-03  1:40                                 ` gdotone
2014-09-04  9:26                                   ` Roy Emmerich
2014-09-04 17:58                                     ` Niklas Holsti
2014-09-05 11:47                                       ` Simon Clubley
2014-09-09 19:04                                         ` Roy Emmerich
2014-09-01 18:39                           ` Niklas Holsti
2014-09-02  8:19                             ` Dmitry A. Kazakov
2014-08-28 13:10         ` Dennis Lee Bieber
2014-08-29  2:52           ` Dennis Lee Bieber
2014-09-20 20:50   ` David Thompson
2014-08-27 16:17 ` Mike Silva
2014-08-27 16:36   ` Roy Emmerich
2014-08-27 16:58     ` Simon Clubley
2014-08-29 19:36 ` johnscpg
2014-08-30 15:06   ` Stephen Leake
2014-09-02 21:40 ` rrr.eee.27
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