Add more SAMD21

[homeodor]

Hi!

I actually use SAMD21G17 and SAMD21J18 in a project of mine, so I’ve added those in.
Might be useful to someone and does no harm!

[khoih-prog]

Hi @homeodor

Thanks for your PR. To be complete and avoid future issue, could you please also add to your PR these

• __SAMD21E15A__, __SAMD21E16A__, __SAMD21E17A__, __SAMD21E18A__
• __SAMD21G15A__, __SAMD21G16A__
• __SAMD21J15A__, __SAMD21J16A__, __SAMD21J17A__

then I'll merge. Waiting for your updated PR.

Thanks and Regards,

[khoih-prog]

Hi @homeodor

The new SAMD_TimerInterrupt releases v1.6.0 has just been published.

Your contribution is noted in Contributions and Thanks even the PR was not merged, but thanks to your idea, many more boards, such as SAMD21E1xA, SAMD21G1xA andSAMD21J1xA, have been supported now.

Best Regards,

---

Releases v1.6.0

1. Fix multiple-definitions linker error. Drop src_cpp and src_h directories
2. Add example multiFileProject to demo for multiple-file project.
3. Add support to many more boards, such as SAMD21E1xA, SAMD21G1xA andSAMD21J1xA
4. Optimize library code by using reference-passing instead of value-passing
5. Update all examples
6. Update Packages_Patches