prepare configuration

cube/User/Inc/config.h

@@ -0,0 +1,19 @@
+#ifndef _CONFIG_H_
+#define _CONFIG_H_
+
+#include <stdint.h>
+#include <spi.h>
+
+
+typedef struct __attribute__((__packed__)) s_configBlock {
+    char deviceName[16];
+    uint8_t macAddress[6];
+    char watchdogTopic[64];
+    char startupTopic[64];
+    char statusTopic[64];
+    char mbusDataTopic[64];
+} t_configBlock;
+
+void configInit();
+
+#endif /* _CONFIG_H_ */