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/

Revision:
2:aa6fdecebf2b
Child:
3:0c888cad9376
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/select_example.h	Mon Apr 06 04:57:04 2020 +0000
@@ -0,0 +1,33 @@
+/*
+ * Mbed Application program
+ *
+ * Copyright (c) 2020 Kenji Arai / JH1PJL
+ *  http://www7b.biglobe.ne.jp/~kenjia/
+ *  https://os.mbed.com/users/kenjiArai/
+ *      Created:    April      5th, 2020
+ *      Revised:    April      6th, 2020
+ */
+/*
+    You can select several examples as followings.
+    0.  key_3x4.cpp
+    1.  key_4x4.cpp
+    2.  key_4x5.cpp
+    3.  key_5x5.cpp
+    4.  key_complex.cpp
+ */
+#define PROG_NUMBER     0       // select 0 to 4
+
+//----------------- You don't need any modification ----------------------------
+#if PROG_NUMBER      == 0
+#   define KEY3X4
+#elif PROG_NUMBER    == 1
+#   define KEY4X4
+#elif PROG_NUMBER    == 2
+#   define KEY4X5
+#elif PROG_NUMBER    == 3
+#   define KEY5X5
+#elif PROG_NUMBER    == 4
+#   define COMPLEX
+#else
+#   error " Please set 0 to 4 number for PROG_NUMBER!!"
+#endif
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