Bare-metal configuration for a Bluepill board.

Warning

It does not work with the Mbed Online Compiler.

Follow these steps to import and compile them with Mbed CLI:

mbed import https://os.mbed.com/users/hudakz/code/Baremetal_Blinky_Bluepill
mbed compile -t GCC_ARM -m bluepill
Revision:
2:1367098252c5
Parent:
0:a04710facbb6
--- a/mbed_app.json	Thu May 14 17:49:00 2020 +0000
+++ b/mbed_app.json	Mon May 18 16:48:54 2020 +0000
@@ -6,7 +6,7 @@
             "platform.stdio-convert-newlines"   : true,
             "platform.stdio-buffered-serial"    : true,
             "platform.stdio-flush-at-exit"      : true,
-            "target.default_lib"                : "small"
+            "target.c_lib"                      : "small"
         }
     }
 }