1 files changed, 2 insertions, 0 deletions
diff --git a/libmaple/delay.h b/libmaple/delay.h
index e4d85c5..5372ac1 100644
--- a/libmaple/delay.h
+++ b/libmaple/delay.h
@@ -6,6 +6,8 @@
 #define _DELAY_H_
 
 static inline void delay_us(uint32 us) {
+    /* TODO this makes unwarranted assumptions about the RCC
+     * config; add a hook so users can make their own decisions. */
     /* So (2^32)/12 micros max, or less than 6 minutes */
     us *= 12;