+/* From Tridge */
+#define MPUREG_XG_OFFS_TC 0x00
+#define MPUREG_YG_OFFS_TC 0x01
+#define MPUREG_ZG_OFFS_TC 0x02
+#define MPUREG_X_FINE_GAIN 0x03
+#define MPUREG_Y_FINE_GAIN 0x04
+#define MPUREG_Z_FINE_GAIN 0x05
+#define MPUREG_XA_OFFS_H 0x06 // X axis accelerometer offset (high byte)
+#define MPUREG_XA_OFFS_L 0x07 // X axis accelerometer offset (low byte)
+#define MPUREG_YA_OFFS_H 0x08 // Y axis accelerometer offset (high byte)
+#define MPUREG_YA_OFFS_L 0x09 // Y axis accelerometer offset (low byte)
+#define MPUREG_ZA_OFFS_H 0x0A // Z axis accelerometer offset (high byte)
+#define MPUREG_ZA_OFFS_L 0x0B // Z axis accelerometer offset (low byte)
+#define MPUREG_PRODUCT_ID 0x0C // Product ID Register
+#define MPUREG_XG_OFFS_USRH 0x13 // X axis gyro offset (high byte)
+#define MPUREG_XG_OFFS_USRL 0x14 // X axis gyro offset (low byte)
+#define MPUREG_YG_OFFS_USRH 0x15 // Y axis gyro offset (high byte)
+#define MPUREG_YG_OFFS_USRL 0x16 // Y axis gyro offset (low byte)
+#define MPUREG_ZG_OFFS_USRH 0x17 // Z axis gyro offset (high byte)
+#define MPUREG_ZG_OFFS_USRL 0x18 // Z axis gyro offset (low byte)
+