initial

cube/User/Src/utils.c

@@ -0,0 +1,10 @@
+#include <utils.h>
+#include <main.h>
+#include <stdint.h>
+
+
+// active waiting, use only during initialization!
+void activeDelay(uint8_t delay_ms) {
+  uint32_t startTime = HAL_GetTick();
+  while (startTime + delay_ms > HAL_GetTick());
+}