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Hello,
what is the difference between st-link and j-link and what is the relationship between JTAG/SW and them?
abdjam said:what is the difference between st-link and j-link
Short answer: about £250 !
Full answer:
ST-Link is a low-cost product from ST, targetted specifically at their products:
https://www.st.com/en/development-tools/st-link-v2.html
https://blog.st.com/stlink-v3set-in-circuit-debugger-programmer/
J-Link is a full-function debug probe supporting a vast range of processors & development hosts:
https://www.segger.com/products/debug-probes/j-link/
abdjam said:what is the relationship between JTAG/SW and them?
JTAG and SWD are the supported interfaces to the target chips
https://en.wikipedia.org/wiki/JTAG
https://en.wikipedia.org/wiki/JTAG#Serial_Wire_Debug