[chbot] ARM toolchain comparisons for STM32 F0, F1, and F4

[Jasper Mackenzie]

I have a Nucleo with the STLINK V2 debugger Charles was talking about that
you are welcome to.

On Thu, 13 Sep 2018 at 13:25, Mark Atherton <markaren1 at xtra.co.nz> wrote:

> Thanks Charles, Volker.
>
> I ended up with a whole pile of the Eli-Express cheap boards - the first
> lot arrived with protection enabled in such a way that even a genuine
> STLINK programmer couldn't unlock them. Complained to the supplier so sent
> another batch - with the same problem. Ended up having to build a special
> rig to unlock them with some help from an ST app note.
>
> Glad to hear that GCC comes well regarded, sound like I will pursue
> gcc-arm-none-eabi, and try it with Keil IDE. Also glad that it's not me
> with concerns about ST Cube.
>
> Hopefully catch up on Monday, for the ARMstravoganza with Dave Jagger.
>
> Regards,
>
> Mark
>
>
> On 13/09/2018 10:42 AM, Charles Manning wrote:
>
> I have used gcc for years for ARM and it works great. Kiel might be
> slightly better.
>
> ARM is a major sponsor of  the gcc development effort (Linaro) . That
> might seem strange, but it makes sense to them and they are
>
> I've done a few STM32 projects. I use gcc on Linux. I did use the ST Cube
> thing to rough out the CDC class code, but then moved to Makefiles etc for
> the rest of the development.
>
> The ST HAL stuff is poxy bloatware and I only used that for things like
> USB drivers.
>
> Most recently, I'm working on a system using an STM32F042 (6k RAM, 32k
> flash, M0 with no crystal, USB full speed). It works fine. Still heaps of
> space. That would not be possible using the standard ST HAL stuff.
>
> Under Ubuntu 16.,04  you can get all you need by getting the binutils and
> gcc packages for ARM.
>
> That is unfortunately broken (some screwed up libraries) under 18.04 and
> you'd do better with the gcc-arm-embedded PPA
> https://launchpad.net/~team-gcc-arm-embedded/+archive/ubuntu/ppa
> <https://launchpad.net/%7Eteam-gcc-arm-embedded/+archive/ubuntu/ppa>
>
> For debugging I use gdb with openocd (sometimes with ddd).
>
> I have used many different debugger devices, but I currently use an STLINK
> V2 most of the time.  $2. Can't go wrong.
>
> https://www.aliexpress.com/item/1PCS-ST-LINK-Stlink-ST-Link-V2-Mini-STM8-STM32-Simulator-Download-Programmer-Programming-With-Cover/32792513237.html
>
> I have used that with M0, M1, M3, M4.
>
> May I also suggest getting a few of these boards for laughs too:
>
> https://www.aliexpress.com/item/STM32F103C8T6-ARM-STM32-Minimum-System-Development-Board-Module-Forarduino/32342717171.html
>
> Let me know if you need a blinky project to kick off.
>
>
>
> On Wed, Sep 12, 2018 at 10:27 PM Mark Atherton <markaren1 at xtra.co.nz>
> wrote:
>
>> Hello all,
>>
>> Does anyone have any experience with the various toolchains out there
>> for the STM32 ?
>>
>> Most of the stuff I do is bare-metal, but am definitely not a fan of
>> stm32cube, or Eclipse.
>>
>> Obvious choices seem to be Keil uVison; the limited code-size trial IDE
>> seems to be excellent. but looks like $$$$ is involved for the
>> professional unlimited versions. I understand that ARM bought Keil a
>> while ago, and that this product is their tool of choice.
>>
>> ARM do have a free toolchain gcc-arm-none-eabi (85MB) available, which
>> seems odd given the conflict of interest with Keil.
>>
>> openSTM32 (owned by ac6) have an open source 'System Workbench for
>> STM32' which seems bulky (!) at over 450MB.
>>
>> Finally, at least the older uVision toolchain appears to allow GCC tools
>> to be installed. Anyone used this combination, if there is no code limit
>> size on their debugger, this would be ideal.
>>
>> Comments, thoughts and experiences please.
>>
>> Thanks,
>>
>> Mark
>
>
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