STM32 vs ESP32 compared on architecture, Wi-Fi, power, peripherals, toolchains, safety, and longevity. Current 2026 specs from vendor datasheets, plus a decision table.
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An STM32 microcontroller selection guide built as a working method: narrowing 1,644 parts down to one order code, organized by the constraint that actually drives your design rather than by part number.
VCXO (voltage-controlled crystal oscillator) is a precision timing device that enables fine frequency control. This article explains how VCXOs work, their tuning range, Kv, key specifications, circuit design, applications, alternatives, and how to select the right device.
An explainer of how the STM32 Microcontroller family is organized, what the underlying Arm Cortex-M cores actually give you, and how the development ecosystem works.
An OCXO maintains its quartz crystal at a controlled temperature for exceptional frequency stability. This guide covers OCXO design for timing engineers, including oven systems, temperature-control loops, crystal selection, specifications, variants, applications, and emerging trends.
Arduino Mega 2560 pinout guide: 54 digital pins, 16 analog inputs, 4 UARTs, the PWM timer map, ATmega2560 port mapping, and current limits.
Complete ATmega328P reference: PDIP and QFN/MLF pinout, port registers, fuse bytes, Arduino pin mapping, errata, and lifecycle status.
Industrial and robotics designers strive for higher safety integrity with the NXP S32K microcontroller.
Every embedded design needs a clock, but not every clock needs the same source. This guide compares bare quartz crystals against packaged crystal oscillators, including TCXO, OCXO, VCXO, and MEMS variants, to help engineers pick the right timing component.
From simple sensor control to connected, intelligent devices, embedded systems often outgrow a single MCU. Pairing an MCU with Linux adds power and flexibility, but also introduces communication challenges, dual development workflows, and increasing software complexity.
4 minutes read
This article explains practical DC motor speed control techniques for both brushed and BLDC systems, covering design principles, control methods, and engineering considerations behind reliable motor speed control.
A crystal oscillator is an electronic circuit that uses a quartz crystal to produce a precise and stable frequency reference. This article covers crystal operation, equivalent circuit models, resonance, load capacitance, oscillator topologies, stability, aging, and design practices.
This article presents an end-to-end motor control design methodology covering mechanical sizing, power electronics, sensor selection, real-time control algorithms, EMC, and functional safety for engineers building motor drives.
This article is a practical guide to motor speed control, covering PWM duty control, VFDs, scalar control, vector control, and field-oriented control for DC, BLDC, induction, PMSM, stepper, and servo motor systems.
This article details BLDC motor controllers, covering system roles, architectures, commutation methods, sensing techniques, power stages, protection, IC selection, application requirements and safety standards.
