Requirement:

$ roslaunch spinal_ros_bridge serial.launch

1. IMU calibration

check https://github.com/tongtybj/aerial_robot/pull/357

2. Neuron calibration

check https://github.com/tongtybj/aerial_robot/pull/302

3. Battery voltage calibration

$ rostopic pub -1 /set_adc_scale std_msgs/Float32 "data: 0.01265"

note: 0.01265 is the nominal value. You have to tune this value using power supply.