Connect ST-LINKV3MINNIE to STM32 blue

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justinjools
Posts: 41
Joined: Thu May 02, 2024 11:10 am

Connect ST-LINKV3MINNIE to STM32 blue

Post by justinjools »

Hi, I just got the ST-LINKV3MINNIE and wondering how to connect it to the STM32F103 blue MCU I have. Dupont cables don't fit and 23 AWG wire is too big, resistor legs do fit (contemplating some DIY adpater). I have a JTAG to SWD Cable Adapter Board which I discover doesn't fit either - the pins are the same size but the V3MINNIE connector is slightly wider than JTAG.
How do you do this? I would've thought ST have thought of this but couldn't find anything.
Luckily for now I also ordered a ST-LINKV2.1 which has normal dupont connnectors but want to use the V3MINNIE and find out if it is actually faster than V2.1

https://www.adafruit.com/product/2094
STM32ardui
Posts: 142
Joined: Mon May 06, 2024 1:46 pm
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Location: Germany

Re: Connect ST-LINKV3MINNIE to STM32 blue

Post by STM32ardui »

justinjools wrote: Wed Jul 03, 2024 1:25 pm How do you do this?
Not at all - überhaupt nicht - pas du tout!

Most the time I have to think how to realize a program.
Then I have to type in instructions.
A STLink V3 doesn't make compiling of Arduino IDE faster.
Or in different words: compiling takes much more time than uploading.
So why should I spend money for such a part?
GonzoG
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Location: Prudnik, Poland

Re: Connect ST-LINKV3MINNIE to STM32 blue

Post by GonzoG »

justinjools wrote: Wed Jul 03, 2024 1:25 pm ... but want to use the V3MINNIE and find out if it is actually faster than V2.1
Even if it is faster, you won't notice it. Uploading program with ST-link v2 takes about 1s. So if it's 2x faster, that's like 0.5s difference... You need more time to move cursor to "upload" button and click it.
justinjools
Posts: 41
Joined: Thu May 02, 2024 11:10 am

Re: Connect ST-LINKV3MINNIE to STM32 blue

Post by justinjools »

Yes, I suspected STM32 marketing selling new tech, you wouldn't actually notice any difference in real every day use. WeAct V2.1 I am very pleased with but would still like to get the V3Minnie working just to compare, and also would be useful for using with Electrosmith Daisy which has a mini JTAG header.
STM32ardui
Posts: 142
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Location: Germany

Re: Connect ST-LINKV3MINNIE to STM32 blue

Post by STM32ardui »

justinjools wrote: Fri Jul 05, 2024 10:58 am Yes, I suspected STM32 marketing selling new tech, you wouldn't actually notice any difference in real every day use. WeAct V2.1 I am very pleased with but would still like to get the V3Minnie working just to compare, and also would be useful for using with Electrosmith Daisy which has a mini JTAG header.
Inside a company a program for STM32-chips might be compiled one time and then exported as binary file.
This binary file employees can upload several hundred times a day - on each board coming out of pcb production.
In such a case a higher upload speed can be useful.
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