#define AO_MMA655X_COUNT 0x15
#define AO_MMA655X_OFFCORR 0x16
+/*
+ * Range of valid self-test difference from
+ * normal measurement
+ */
+
+#define AO_ST_MIN 300
+#define AO_ST_MAX 800
+
+extern uint16_t ao_mma655x_current;
void
ao_mma655x_init(void);