NuMaker SD-File-System with SD mode

Revision:
22:016b14a95239
Parent:
19:5ed682e1c98a
Child:
29:967dda62c794
--- a/mbed-os.lib	Mon Nov 18 17:37:29 2019 +0800
+++ b/mbed-os.lib	Thu May 14 17:51:18 2020 +0800
@@ -1,1 +1,1 @@
-https://github.com/ARMmbed/mbed-os/#679d24833acf0a0b5b0d528576bb37c70863bc4e
+https://github.com/ARMmbed/mbed-os/#b6370b4c37f3d4665ed1cdcb1afea85396bba1b3