SAMD21
- Neat, switching to the ItsyBitsy just... works
- It'd make sense to do some toolchain clean up
- And now for 3 ways to set an internal pullup
- It's ALIVE! (SAMD21E18A, Assembly, No SDK)
- How can I get this SAMD21E18 startup code a little sturdier?
- How can I make programming an ARM chip as hard as possible?