test program for keypad(Extended not only 3x4 but 4x4,4x5 and 5x5 keys)

Dependencies:   Keypad

Fork of study_step0 by Team_PjL

see /users/kenjiArai/notebook/keypadkey-matrix--control/

mbed-os.lib

Committer:
kenjiArai
Date:
2021-02-18
Revision:
5:53fb9eed6b67
Parent:
4:0564f82dd0ef

File content as of revision 5:53fb9eed6b67:

https://github.com/ARMmbed/mbed-os/#26606218ad9d1ee1c8781aa73774fd7ea3a7658e