Merge #652

652: Add minutes for 2022-12-20 r=eldruin a=adamgreig



Co-authored-by: Adam Greig <[email protected]>

Author: bors[bot]

minutes/2022-12-20.md

@@ -0,0 +1,63 @@
+# Embedded Working Group Meeting 2022-12-20
+
+* [Coordination Repository]
+* Meetings: Tuesday 8pm Europe/Berlin time
+* [Join the Chat]
+* Today's date: 2022-12-20
+* [Nominated issues](https://github.com/search?q=org%3Arust-embedded+label%3Anominated+is%3Aopen&type=Issues)
+* [IRC logs]
+
+[Coordination Repository]: https://github.com/rust-embedded/wg
+[Join the Chat]: https://matrix.to/#/#rust-embedded:matrix.org
+[IRC logs]: https://libera.irclog.whitequark.org/rust-embedded/2022-12-20
+
+## Attendance
+
+Write your GH username or Matrix handle here!
+
+* adamgreig
+* dirbaio
+* therealprof
+* henrik_alser
+* dkhayes117
+* newAM
+* rursprung
+* cr1901
+* eldruin
+
+## Agenda
+
+* Announcements
+    * No meeting on the next two weeks (27th dec and 3rd jan), next meeting on the 10th
+    * alloc-cortex-m renamed as embedded-alloc and released at 0.5, now supports any platform via critical-section crate
+        * we should release alloc-cortex-m 0.4.4 marking it as deprecated and pointing to the new embedded-alloc
+        * https://github.com/rust-embedded/embedded-alloc/pull/59
+        * Published
+    * still collecting items for This Year In Embedded Rust, https://github.com/rust-embedded/blog/issues/196
+* cortex-m
+    * proposed zero-init-ram feature https://github.com/rust-embedded/cortex-m/pull/455
+        * let's keep it
+        * PR needs updating to include documentation and CI tests
+* Yank critical-section 0.2.x?
+    * yep
+* [PwmPin in e-h 1.0?](https://github.com/rust-embedded/embedded-hal/issues/358#issuecomment-1337131621)
+    * We discussed at length and settled on a single u16 duty-cycle value where 0=0%, 65535=100%, and the HAL scales intermediate values to map the timer's duty range
+    * https://github.com/rust-embedded/embedded-hal/pull/430
+
+## Last Week's Minutes
+
+* Announcements
+    * critical-section v0.2.8 released with breaking change around default impl
+        * to-do: blog post
+    * aarch64-cpu v9.2.1 released, builds on stable
+* Mastodon account
+    * Created, establishing operating guidelines
+    * https://github.com/rust-embedded/wg/issues/647
+* Embedded-can https://github.com/rust-embedded/embedded-hal/pull/428
+* cortex-m-alloc with critical-section? https://github.com/rust-embedded/alloc-cortex-m/pull/56
+    * Discussed renaming to embedded-alloc with this PR, as it's no longer cortex-m specific
+* TYIER (this year in embedded rust) post?
+    * Collect up events/updates from the year
+    * Perhaps stats from git repos
+    * https://github.com/rust-embedded/blog/issues/196
+