Difference between revisions of "DIY STM32 Programmer (ST-Link/V2-1)"

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== Schematics ==
 
== Schematics ==
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Based on [[ST]]'s original schematics, creating a version using only parts from [[JLCPCB]]'s parts library was easy.
  
 
[[File:DIY ST-Link V2.1.svg|1000px]]
 
[[File:DIY ST-Link V2.1.svg|1000px]]
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One thing [[User:Lth|I]] left out was the serial resistors of the programming header.  This might very well come back and bite me in the ass but space is going to be at a premium.
  
 
== Miscellaneous Links ==
 
== Miscellaneous Links ==

Revision as of 02:22, 13 July 2021

ST-Link devices are almost essential when developing software for the STM32 MCUs. They are relatively cheap and easily available.

They roughly fall into two different categories. ST themselves make a number of them and they all work quite well. There are also a lot of Chinese clones available and while they have some limitations they also work quite well.

Original ST-Link V2.1

The schematic of the original ST-Link is readily available

ST-Link V2.1 Original Schematics.png

Schematics

Based on ST's original schematics, creating a version using only parts from JLCPCB's parts library was easy.

DIY ST-Link V2.1.svg

One thing I left out was the serial resistors of the programming header. This might very well come back and bite me in the ass but space is going to be at a premium.

Miscellaneous Links