{"id":18621391,"url":"https://github.com/ethz-asl/time_stamper","last_synced_at":"2025-04-11T02:31:47.263Z","repository":{"id":39483724,"uuid":"335549469","full_name":"ethz-asl/time_stamper","owner":"ethz-asl","description":"Camera calibration tool","archived":false,"fork":false,"pushed_at":"2023-11-01T11:46:55.000Z","size":248,"stargazers_count":12,"open_issues_count":4,"forks_count":2,"subscribers_count":8,"default_branch":"main","last_synced_at":"2025-03-25T08:23:23.851Z","etag":null,"topics":["flir-cameras","pointgrey-cameras","raspberry-pi","ros"],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ethz-asl.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2021-02-03T07:59:31.000Z","updated_at":"2024-06-13T09:17:48.000Z","dependencies_parsed_at":"2024-11-07T04:21:36.951Z","dependency_job_id":null,"html_url":"https://github.com/ethz-asl/time_stamper","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ethz-asl%2Ftime_stamper","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ethz-asl%2Ftime_stamper/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ethz-asl%2Ftime_stamper/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ethz-asl%2Ftime_stamper/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ethz-asl","download_url":"https://codeload.github.com/ethz-asl/time_stamper/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":248329619,"owners_count":21085568,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["flir-cameras","pointgrey-cameras","raspberry-pi","ros"],"created_at":"2024-11-07T04:11:29.476Z","updated_at":"2025-04-11T02:31:46.627Z","avatar_url":"https://github.com/ethz-asl.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"# time_stamper\n*This project is currently in development*\n\n## Timestamping\n- Clock frequency: 1 - 10'526'315 hz ~95 nanoseconds\n- Every 640 cycles a Timestamp is generated (64 * 10)\n- If clock is e.g. 10 hz, it takes 64s to generate a timestamp.\n\n## Packages\n| Package          |   Installed on   |                                 Description                                 |\n|:-----------------|:----------------:|:---------------------------------------------------------------------------:|\n| kernel module    | Raspberry Pi CM4 | Used for hardware timestamping. See [kernel module](kernelmodule/README.md) |\n| time_stamper_ros | Raspberry Pi CM4 |               Used for led control and timestamp generation.                |\n| time_stamper_cv  |       Host       |               Used to detect real time led state with OpenCV.               |\n\n## Installation\n### Prerequisites\n- Host PC and Raspberry Pi Compute Module 4 with ROS installed.\n- Requires custom TimeStamper board with CM4 mounted.\n- ROS Camera driver\n- Works with ROS Melodic and newer\n\n### Raspberry Pi CM4 installation\n- Go to catkin workspace `cd catkin_ws/src`\n- Clone this repo with `git clone https://github.com/ethz-asl/time_stamper`\n- [Setup](kernelmodule/README.md#time_stamperc-setup), [compile](kernelmodule/README.md#compile) and [start](kernelmodule/README.md#usage) the kernel module\n- `catkin build time_stamper_ros`\n- Start ROS node with `roslaunch time_stamper_ros time_stamper_default.launch`\n- Optional: time_stamper_cv can be removed\n\n### Host installation\n- Go to catkin workspace `cd catkin_ws/src`\n- Clone this repo with `git clone https://github.com/ethz-asl/time_stamper`\n- Build with `catkin build time_stamper_cv`\n- Source ros env with `source ~/catkin_ws/devel/setup.bash`\n- Start ROS Node with `roslaunch time_stamper_cv time_stamper_cv.launch`\n- Optional: The kernel module and time_stamper_ros can be removed\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fethz-asl%2Ftime_stamper","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fethz-asl%2Ftime_stamper","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fethz-asl%2Ftime_stamper/lists"}