microSD Card control function for DISCO-F469NI based on BD_SD_DISCO_F746NG library by Roy Krikke

Dependencies:   BSP_DISCO_F469NI_modified BD_SD_DISCO_F469NI

Fork of DISCO-F769NI_BD_SD_Card_Control by Kenji Arai

Please refer following my Notebook page.
/users/kenjiArai/notebook/sd-card-control-new/

Revision:
11:a13b9833d5f4
Parent:
8:3c5373ba612a
--- a/mbed_app.json	Sat May 02 03:44:38 2020 +0000
+++ b/mbed_app.json	Thu Jan 14 00:38:59 2021 +0000
@@ -1,6 +1,7 @@
 {
     "target_overrides": {
         "*": {
+            "target.printf_lib": "std",
             "target.features_add": ["STORAGE"],
             "target.components_add": ["SD"],
             "sd.INIT_FREQUENCY": 400000