# Calibration type (steering/speed) int32 cal_type # Maximum PWM value to be set as caibration. int32 max # Mid PWM value to be set as caibration. int32 mid # Minimum PWM value to be set as caibration. int32 min # Polarity value to be set as caibration. int32 polarity --- # Error flag indicating successful/failed service call. int32 error