Its a program

Dependencies:   mbed beep ds3231 RC522

Revision:
0:9f3afc173a43
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sun Apr 05 13:51:08 2020 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400
\ No newline at end of file