Airgapped hardware wallet based on STM32F469-Discovery board using SD card to pass transaction data

Dependencies:   mbed QSPI_DISCO_F469NI BSP_DISCO_F469NI

Revision:
0:f43431023689
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QSPI_DISCO_F469NI.lib	Sat Jul 20 15:16:38 2019 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/teams/ST/code/QSPI_DISCO_F469NI/#9fc24a384319