A Model Overview
💡 Note: The most accurate information regarding the model can be found in the URDF files under the models directory of the Rainbow Robotics SDK repository. It is highly recommended to refer to this source for the latest updates and details.
Model Name
A
Degrees of Freedom (DOF)
- Total DOF: 24
Joint Names
The joint names of the A model are as follows:
- Wheels:
right_wheel,left_wheel - Torso:
torso_0,torso_1,torso_2,torso_3,torso_4,torso_5 - Right Arm:
right_arm_0,right_arm_1,right_arm_2,right_arm_3,right_arm_4,right_arm_5,right_arm_6 - Left Arm:
left_arm_0,left_arm_1,left_arm_2,left_arm_3,left_arm_4,left_arm_5,left_arm_6 - Head:
head_0,head_1
Mobility Indexes
The indexes related to mobility are as follows:
- Right Wheel Index: 0
- Left Wheel Index: 1
Body Indexes
The indexes related to the body parts are as follows:
- Torso Indexes: 2, 3, 4, 5, 6, 7
- Right Arm Indexes: 8, 9, 10, 11, 12, 13, 14
- Left Arm Indexes: 15, 16, 17, 18, 19, 20, 21
Head Indexes
The indexes related to the head parts are as follows:
- Head Indexes: 22, 23
Brake and Motor Information
Components Without Brakes
The following components do not have brakes:
- Wheels:
right_wheel,left_wheel - Head:
head_0,head_1 - Right Arm:
right_arm_6 - Left Arm:
left_arm_6
Components Without Physical Brake Buttons
The following components have brakes but do not have physical buttons for releasing them (can only be released electronically):
- Torso:
torso_3,torso_4,torso_5 - Right Arm:
right_arm_4,right_arm_5 - Left Arm:
left_arm_4,left_arm_5
Components With Physical Brake Buttons
The following components have brakes and include physical buttons for releasing them:
- Torso:
torso_0,torso_1,torso_2 - Right Arm:
right_arm_0,right_arm_1,right_arm_2,right_arm_3 - Left Arm:
left_arm_0,left_arm_1,left_arm_2,left_arm_3
Motor Types
The motor types for each component are as follows:
- Dynamixel Motors: Used in the Head (
head_0,head_1) - RBMotors: Used in all other components (Torso, Wheels, Right Arm, Left Arm)