Buying guides
Conveyor integration for robot cells in India
Choose a conveyor for a robot cell, do the throughput arithmetic, design the handshake, cover the safety basics and send a specification…
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Author: Jignesh Panchal
Jignesh Panchal is the founder of Jaadu Digital and author of Robotics Engineering, an India-focused robotics publication. The site uses AI-assisted research and drafting; educational guides and illustrative calculations are not claims of hands-on testing or machinery-safety certification.
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PID tuning for robot motion: a practical method
Tune P, I and D in the right order, read a step response instead of guessing, add anti-windup and feedforward, and know…
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Differential drive odometry from encoder counts
Convert encoder counts to a robot pose, calibrate wheel radius and track width, understand the error sources, and publish odometry correctly in…
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Modbus and RS485 for robot cells: a practical guide
Wire RS485 correctly, understand registers and function codes, poll a drive from Python, and read Modbus exception codes in an Indian robot…
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CAN bus for robots: wiring, messages and debugging
How CAN bus works on a robot: termination rules, frame format, a sane message map, SocketCAN commands and Python, plus the faults…
Buying guides
Servo drive selection guide for robot builders
How to choose between hobby controllers, integrated servo motors and industrial drives: current ratings, feedback, regeneration, interfaces and cost bands in India.
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STM32 for robotics: a beginner’s practical guide
Why and when to move from Arduino to STM32, board selection, CubeMX setup, 20 kHz PWM, hardware encoder counting, current sensing and…
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Depth cameras for robot vision: choosing and using one
Stereo, structured light and time-of-flight depth cameras compared, with accuracy limits, point cloud filtering, ROS 2 setup and buying advice for India.
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ROS 2 custom messages and interfaces: a practical guide
How to define msg, srv and action files, build them with rosidl, publish from Python and avoid the interface versioning traps that…
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LiPo battery safety for robots: charging, storage and fires
How to charge, store and wire LiPo packs on a robot: cell voltages, cut-off traps, fusing, BMS choices and what to do…