Check FPU function using Cos & Sin calculation

Revision:
1:a8ba417b1717
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/check_revision.cpp	Mon Jan 25 05:09:37 2021 +0000
@@ -0,0 +1,27 @@
+/*
+ * Check Mbed revision
+ *
+ * Copyright (c) 2019,'20,'21 Kenji Arai / JH1PJL
+ *  http://www7b.biglobe.ne.jp/~kenjia/
+ *  https://os.mbed.com/users/kenjiArai/
+ *      Created:    July      17th, 2019
+ *      Revised:    January   11th, 2021
+ */
+
+#include "mbed.h"
+
+//    RUN ONLY ON mbed-os-6.6.0
+//      https://github.com/ARMmbed/mbed-os/releases/tag/mbed-os-6.6.0
+#if (MBED_MAJOR_VERSION == 6) &&\
+    (MBED_MINOR_VERSION == 6) &&\
+    (MBED_PATCH_VERSION == 0)
+#else
+#   error "Please use mbed-os-6.6.0"
+#endif
+
+void print_revision(void)
+{
+    printf("MBED_MAJOR_VERSION = %d, ", MBED_MAJOR_VERSION);
+    printf("MINOR = %d, ", MBED_MINOR_VERSION);
+    printf("PATCH = %d\r\n", MBED_PATCH_VERSION);
+}