inv_mpu6050_pwr_mgmt_1_write
result = inv_mpu6050_pwr_mgmt_1_write(st, false, true, -1, -1);
result = inv_mpu6050_pwr_mgmt_1_write(st, false, false, -1, -1);
ret = inv_mpu6050_pwr_mgmt_1_write(st, false, false, clock, -1);
ret = inv_mpu6050_pwr_mgmt_1_write(st, false, false, -1, !en);
result = inv_mpu6050_pwr_mgmt_1_write(st, !power_on, false, -1, -1);