#define AO_PAD_ORIENTATION_ANTENNA_UP 0
#define AO_PAD_ORIENTATION_ANTENNA_DOWN 1
+#ifndef AO_CONFIG_MAX_SIZE
#define AO_CONFIG_MAX_SIZE 128
+#endif
+
+/* Make sure AO_CONFIG_MAX_SIZE is big enough */
+typedef uint8_t config_check_space[(int) (AO_CONFIG_MAX_SIZE - sizeof (struct ao_config))];
extern __xdata struct ao_config ao_config;
extern __pdata uint8_t ao_config_loaded;