BlackPill F401CC: add USER_BTN on PA0

Note this user buuton is not available on all revisions of this board Fixes stm32duino#1144
ABOSTM · Apr 2, 2021 · 72dd95f · 72dd95f
1 parent 5d9af9d
commit 72dd95f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/variants/STM32F4xx/F401C(B-C)_F401C(D-E)_F401CCFx/variant_BLACKPILL_F401CC.h b/variants/STM32F4xx/F401C(B-C)_F401C(D-E)_F401CCFx/variant_BLACKPILL_F401CC.h
@@ -88,7 +88,8 @@
 
 // On-board user button
 #ifndef USER_BTN
-  #define USER_BTN              ND
+// User button is not available on all revision of this board
+  #define USER_BTN              PA0
 #endif
 
 // SPI definitions