docs: minor readme update

ch32-rs · Apr 30, 2024 · 1b33cdd · 1b33cdd
1 parent 3be54a6
commit 1b33cdd
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -33,7 +33,14 @@ Keypoints:
 - ✅ : Expected to work
 - ❓ : Not tested
 - `*` marks the async driver
-- N/A: I haven't got a dev board yet, so I can't test it.
+- N/A: I haven't got a dev board yet, help-wanted
+
+### TODOs
+
+This section lists some key items that are not implemented yet. And should be noted when using this crate.
+
+- PLL2 for CH32V3
+- DMA2 for CH32V3 (requires special handling of high DMA channels)
 
 ## Built with ch32-hal ✨