Tutorials
Complementary Filter IMU Tilt Angle Without a Kalman Filter
Fuse accelerometer and gyroscope on an Arduino: the alpha equation, loop timing, gyro bias calibration and the failure cases that break the…
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Plain-English tutorials that build on each other: a pin, a sensor, a control loop, a node. Written for people who have to make the robot move.
Everything here is written to be used on a bench, not admired on a slide. Each guide answers one question a builder actually hits: why the servo browns out the board, why the sensor reading jumps, which board to buy with ₹3,000, what an examiner expects in the report. Prices are planning ranges in rupees, and every build sheet says what it has not tested. These robotics tutorials are written to be used on a bench, and each one answers a single question builders hit.
These guides cover the industrial side: what a robot cell costs in India, what a safety audit has to test, and what a maintenance contract or insurance policy actually covers.
Every article is reviewed against manufacturer datasheets and current Indian listings, then dated. Nothing on this site claims a physical build test unless the article says so and shows the evidence. If a guide conflicts with a datasheet or a safety standard, the datasheet wins — see the editorial standard for the full process.
If you have never powered a motor, read the power guide and the battery guide before buying a driver. If you have a project deadline, read the final-year project list and the report format together; the build is only half the marks. If you are choosing a branch specialisation, start with the careers guide and then build one project from the library so the interview has something concrete to discuss.
Building a machine for a factory rather than a bench? The industrial robotics guides apply the same engineering discipline at plant scale: specifying the robot, commissioning the cell and proving it is safe.
No. The site has a guide to learning the control logic and code without buying parts first, so you can start with a simulator or an emulator and buy components once you know what the build needs.
Most beginner projects here use an Arduino Uno or an Arduino Nano, because the parts are cheap and widely documented in India. Move to an ESP32 when you need WiFi or faster processing.
Each project page lists its parts with rupee prices, so you can cost a build before ordering anything.
The guides set out a parts list, the wiring and a test that proves the build works, which is the evidence most submissions are marked on. Check your department requirements before you rely on them.
Tutorials
Fuse accelerometer and gyroscope on an Arduino: the alpha equation, loop timing, gyro bias calibration and the failure cases that break the…
Careers
The embedded interview questions Indian robotics employers ask: C fundamentals, interrupts, protocols, RTOS, power and debugging, with answer notes.
Tutorials
Design a small robot controller board in KiCad: power blocks, trace width for motor current, grounding, protection, connectors and safe bring-up.
Tutorials
Size a vacuum gripper properly: holding force, safety factors, cup types, ejector versus pump, flow on porous parts, sensing and failure modes.
Tutorials
Detect ArUco markers in OpenCV and turn them into a metric robot pose: dictionaries, solvePnP, pose ambiguity, accuracy limits and docking tips.
Tutorials
Calibrate a robot camera with OpenCV: capture a good chessboard set, read the RMS error, undistort images and turn pixels into millimetres.
Careers
Build a one-page robotics resume that gets read: project bullets with measured results, skills grouping, portfolio and ATS formatting for Indian employers.
Buying guides
Rent or buy an industrial robot in India: lease and robot-as-a-service models, what quotes include, utilisation break-even and the contract clauses that…
Tutorials
Split a robot into FreeRTOS tasks on the ESP32: control loop timing, core pinning, queues, mutexes, watchdogs and stack sizing that survives…
Tutorials
Derive and code the inverse kinematics of a two-link robot arm: elbow-up and elbow-down solutions, reachability, joint limits and a numerical fallback.