Ideas, made practical.
Clear guides to IoT, hardware, industrial automation and digital product development for founders and engineering teams in Lebanon, the Gulf and MENA.
Start with the decision in front of you: what to validate, what to build, and what it takes to move from a prototype to a reliable product.
UART Packet Framing: Recover After a Dropped Byte
A practical UART receiver design for discarding incomplete packets, finding fresh boundaries and testing recovery after a dropped byte.
Read article : UART Packet Framing: Recover After a Dropped ByteTesting Positioning Repeatability in a Prototype Machine
A practical guide to separating homing, repeatability and positioning error, with an acceptance record for a prototype motion axis.
Read article : Testing Positioning Repeatability in a Prototype MachineConnector Pinout Review: Prevent Mirrored Wiring Before Assembly
Prevent mirrored wiring by identifying the connector view, tracing cavity numbers through the design and checking every intended connection before first power.
Read article : Connector Pinout Review: Prevent Mirrored Wiring Before AssemblyTolerance Stack-Up Before Prototyping: Check the Clearance
Check whether nominal CAD clearance survives part variation, using a worked axial tolerance stack-up, supplier questions and a prototype inspection checklist.
Read article : Tolerance Stack-Up Before Prototyping: Check the ClearanceBattery Runtime: Measure the Whole Duty Cycle
Build a battery runtime estimate from complete-device current traces, realistic operating cycles and usable capacity, with a worked hypothetical retry example.
Read article : Battery Runtime: Measure the Whole Duty CycleQuadrature Encoder Validation: Prove Counts, Direction and Speed
Verify quadrature encoder scale, direction, input rates and counter boundaries before accepting reported position, with a worked hypothetical count example.
Read article : Quadrature Encoder Validation: Prove Counts, Direction and SpeedSolenoid Turn-Off: Check Clamp Voltage and Release Time
Validate coil-current decay, switch-voltage stress and actual mechanical release before accepting a low-voltage solenoid driver, with a worked hypothetical comparison.
Read article : Solenoid Turn-Off: Check Clamp Voltage and Release TimeWhy an SPI Sensor Returns the Wrong Bytes
Check chip select, clock mode, dummy phases and receive-buffer alignment before accepting an SPI sensor interface, with a practical prototype test record.
Read article : Why an SPI Sensor Returns the Wrong BytesADC Channel Switching: Prove Settling Before Averaging
Test channel order, source impedance and the actual acquisition window before accepting averaged readings from a multiplexed SAR ADC.
Read article : ADC Channel Switching: Prove Settling Before AveragingExplore our work
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