demo: explain the "purpose" of schedule()

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@1670 38d2e660-2303-0410-9eaa-f027e97ec537

diff --git a/app/demo/demo.c b/app/demo/demo.c
index 86d8356e92720777c827d31dd7cae9919a9d26c5..030ce35f16ac68e432452c61ba5a58fb155117ed 100644 (file)
--- a/app/demo/demo.c
+++ b/app/demo/demo.c
@@ -58,6 +58,9 @@
 
 /**
  * Draw a pentacle in the provided bitmap.
+ *
+ * This is invoked by the keyboard polling routine, as a poor man's surrogate
+ * of true task switching.
  */
 void schedule(void)
 {