# Apollo 2.5 Technical Tutorial




## Overview
> Learn Apollo basic concepts and Apollo 2.5 quick start

  * [Apollo 2.5 quick start](https://github.com/ApolloAuto/apollo/blob/master/docs/quickstart/apollo_2_5_quick_start.md "Apollo 2.5 quick start")

## Hardware system installation
> Learn the procedure of Apollo 2.5 hardware system installation

  * [Apollo 2.5 hardware system installation guide](https://github.com/ApolloAuto/apollo/blob/master/docs/quickstart/apollo_2_5_hardware_system_installation_guide_v1.md "Apollo 2.5 hardware system installation guide")

## Calibration
> Learn the process of the calibration service

  * [Calibration guide between LiDAR and INS](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/apollo_lidar_imu_calibration_guide.md)
  * [Guide for Camera-to-Camera calibration, Camera-to-LiDAR calibration, Radar-to-Camera calibration, IMU-to-Vehicle calibration](https://github.com/ApolloAuto/apollo/blob/master/docs/quickstart/apollo_2_0_sensor_calibration_guide.md "Guide for Camera-to-Camera Calibration, Camera-to-LiDAR Calibration, Radar-to-Camera Calibration, IMU-to-Vehicle Calibration")
  * [Multiple-LiDAR GNSS calibration guide](https://github.com/ApolloAuto/apollo/blob/master/docs/quickstart/multiple_lidar_gnss_calibration_guide.md "Multiple-LiDAR GNSS calibration guide")
  * [Apollo coordination](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/coordination.pdf "Apollo coordination")


## Software installation
> Learn the procedure of Apollo 2.5 software system installation

  * [Apollo software installation guide](https://github.com/ApolloAuto/apollo/blob/master/docs/quickstart/apollo_software_installation_guide.md "Apollo software installation guide")
  * [How to Debug a Dreamview Start Problem](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_debug_dreamview_start_problem.md)
  * [Run offline demo](https://github.com/ApolloAuto/apollo/blob/master/docs/demo_guide/README.md "Run offline demo")


## Software architecture and principles
> Learn Apollo software architecture and principles of core modules

  * [Apollo software architecture](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/Apollo_2.0_Software_Architecture.md "Apollo software architecture")
  * [3D Obstacle Perception](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/3d_obstacle_perception.md)
  * [Apollo 2.5 Perception](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/perception_apollo_2.5.md)
  * [QP-Spline-Path Optimizer](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/qp_spline_path_optimizer.md)
  * [QP-Spline-ST-Speed Optimizer](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/qp_spline_st_speed_optimizer.md)
  * [Reference Line Smoother](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/reference_line_smoother.md)
  * [Traffic Light Perception](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/traffic_light.md)


## Software modules and extension
> Learn Apollo software modules and extension

  * [Canbus module](https://github.com/ApolloAuto/apollo/blob/master/modules/canbus/README.md)
  * [Common module](https://github.com/ApolloAuto/apollo/blob/master/modules/common/README.md)
  * [Control module](https://github.com/ApolloAuto/apollo/blob/master/modules/control/README.md)
  * [Data module](https://github.com/ApolloAuto/apollo/blob/master/modules/data/README.md)
  * [Localization module](https://github.com/ApolloAuto/apollo/blob/master/modules/localization/README.md)
  * [Perception module](https://github.com/ApolloAuto/apollo/blob/master/modules/perception/README.md)
  * [Planning module](https://github.com/ApolloAuto/apollo/blob/master/modules/planning/README.md)
  * [Prediction module](https://github.com/ApolloAuto/apollo/blob/master/modules/prediction/README.md)
  * [Routing module](https://github.com/ApolloAuto/apollo/blob/master/modules/routing/README.md)

  * [How to Add a New GPS Receiver](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_add_a_gps_receiver.md "How to add a new GPS Receiver")
  * [How to Add a New CAN Card](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_add_a_new_can_card.md "How to Add a New CAN Card")
  * [How to Add a New Control Algorithm](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_add_a_new_control_algorithm.md "How to Add a New Control Algorithm")
  * [How to Add a New Evaluator in Prediction Module](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_add_a_new_evaluator_in_prediction_module.md)
  * [How to Add a New Predictor in Prediction Module](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_add_a_new_predictor_in_prediction_module.md)
  * [How to Add a New Vehicle](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_add_a_new_vehicle.md)
  * [How to Add a New External Dependency](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_add_an_external_dependency.md)


## Developer-Friendliness
> Learn Apollo developer tools

  * [Apollo 2.5 map collection guide](https://github.com/ApolloAuto/apollo/blob/master/docs/quickstart/apollo_2_5_map_collection_guide.md "Apollo 2.5 map collection guide")
  * [How  to build and debug Apollo in VSCode](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_build_and_debug_apollo_in_vscode_cn.md "How  to build and debug Apollo in VSCode")
  * [How to use Apollo 2.5 navigation mode](https://github.com/ApolloAuto/apollo/blob/master/docs/howto/how_to_use_apollo_2.5_navigation_mode_cn.md "[How to use Apollo 2.5 navigation mode")
  * [Introduction of Dreamview](https://github.com/ApolloAuto/apollo/blob/master/docs/specs/dreamview_usage_table.md "Introduction of Dreamview")

 
