Bill Westfield

icon location Silicon Valley, CA, USA icon location Retired Software Engineer. I used to do networking stuff. Now I mostly do "small" microcontroller stuff. I also maintain Optiboot, the Arduino AVR bootloader

Results 37 comments of Bill Westfield

SAMD outputs do not provide high drive current

I don't think I've seen anyone present a strong argument (or ANY argument, really) against changing this, and yet it's been five years plus without any fix. What's the problem?

SAMD outputs do not provide high drive current

PS: I don't believe that you can change the output power of DACs. That circuitry is separate, and there's a section in the datasheet that says (I think) you're supposed...

Tuning malloc() on Arduino DUE

See also https://github.com/arduino/ArduinoCore-sam/issues/138

Programming port UART doesn't work at 230400; no rounding in BRGR calculations.

https://github.com/arduino/ArduinoCore-sam/pull/55

xcrun popup after selecting a board or opening a sketch

I get this as well, running catalina on a MacBook Air, and IDE 2.0.4, with only the AVR and Arduino SAMD boards installed. It is NOT ACCEPTABLE for the Arduino...

xcrun popup after selecting a board or opening a sketch

I've been doing some poking, since I have access to several varieties of Mac, with and without XCode installed. First of all, xcrun is a utility whose purpose is to...

Calls to digitalWrite() don't work after a previous analogWrite()

I really hate the "cluttering" of digitalWrite() with checks for whether an analogWrite() is in effect, whether the pin is in INPUT mode (and therefore should have a pullup enabled)...