# Efference

## Docs

- [Introduction](https://docs.efference.ai/introduction.md)
- [System Overview](https://docs.efference.ai/get-started/system-overview.md): Understand the M1 sensing, storage, and connection model
- [Recommended Specifications](https://docs.efference.ai/get-started/requirements.md): Compatible host devices and requirements for wired and wireless operation
- [Install the Efference SDK on Linux](https://docs.efference.ai/get-started/installation.md): Install the Efference SDK and tools on an x86_64 Linux PC
- [Install the Efference SDK on NVIDIA Jetson](https://docs.efference.ai/get-started/install-jetson.md): Install the Efference SDK on an NVIDIA Jetson running JetPack
- [Quickstart: Wired (USB)](https://docs.efference.ai/get-started/quickstart-wired.md): Plug in the M1, read its identity, update its firmware, run a health check, and see live video
- [Use the Efference SDK Wirelessly](https://docs.efference.ai/get-started/quickstart-wireless.md): Control the M1 over Bluetooth LE and stream video and IMU over WiFi
- [Efference Device](https://docs.efference.ai/device/overview.md): The central SDK object for capture, sensing, recording, and device services
- [Connect to an Efference Device](https://docs.efference.ai/device/connection.md): Discover an M1, select USB or BLE, open a session, and inspect its capabilities
- [Video Capture](https://docs.efference.ai/video/capture.md): The open / grab / retrieve loop, pixel formats, and compression modes
- [IMU](https://docs.efference.ai/sensors/imu.md): Accelerometer and gyroscope data: retrieval, timestamps, and motion state
- [Camera and IMU Calibration](https://docs.efference.ai/device/calibration.md): Read, set, and reset the M1's camera intrinsics and IMU field calibration
- [Recording](https://docs.efference.ai/recording/overview.md): Create host-file or device-local MCAP recordings
- [MCAP Replay](https://docs.efference.ai/recording/replay.md): Replay a recorded session through the same API as a live device
- [Health Check](https://docs.efference.ai/device/health.md): Run the on-device diagnostic sweep and read the results
- [WiFi Provisioning](https://docs.efference.ai/device/wifi.md): Put the M1 on a network for UDP streaming and uploads
- [Firmware Updates](https://docs.efference.ai/device/update.md): Check, apply, and monitor firmware updates
- [Access Control and Encryption](https://docs.efference.ai/device/security.md): Lock the USB control plane and encrypt recordings at rest
- [Device Management](https://docs.efference.ai/device/management.md): Set up capture defaults, storage, time, location, BLE access, and reboot
- [ef-cli](https://docs.efference.ai/tools/ef.md): Control and inspect an Efference M1
- [efference-viewer](https://docs.efference.ai/tools/efference-viewer.md): View live video and IMU data
- [Tutorials](https://docs.efference.ai/tutorials/overview.md): Runnable C++ programs, one per part of the SDK
- [Connect to a Device](https://docs.efference.ai/tutorials/connect.md): Open an M1 and read its identity over USB or Bluetooth LE
- [Run a Health Check](https://docs.efference.ai/tutorials/health-check.md): Run device diagnostics over USB or Bluetooth LE
- [Capture Video and IMU](https://docs.efference.ai/tutorials/capture.md): Retrieve synchronized frames and inertial samples over USB or WiFi
- [Configure WiFi](https://docs.efference.ai/tutorials/wifi.md): Provision an M1 network over USB or Bluetooth LE
- [Record and Download](https://docs.efference.ai/tutorials/record.md): Create a device-local MCAP and download it over USB or Bluetooth LE
- [Device](https://docs.efference.ai/api/device.md): The device handle: lifecycle, data plane, and control plane
- [Parameters](https://docs.efference.ai/api/parameters.md): InitParameters, RuntimeParameters, RecordingParameters
- [Core Types](https://docs.efference.ai/api/types.md): The data structures returned by the device
- [Enums](https://docs.efference.ai/api/enums.md): Every public enumeration, with semantics
- [Firmware Changelog](https://docs.efference.ai/changelog/firmware.md): Release history for M1 device firmware
- [SDK Changelog](https://docs.efference.ai/changelog/sdk.md): Release history for the Efference host SDK and command-line tools