ALLPCB
Common Types of Embedded Microprocessors
Overview of embedded microprocessors, focusing on ARM families and specialized devices (DSP, FPGA, ASIC) to guide processor selection for performance and power.
DC Current Sensing Circuits: Analysis and Applications
Overview of DC current sensing: low-side and high-side shunt measurement, integrated meters (INA229), and Hall-effect sensors, with accuracy, applications, and trade-offs.
Embedded Microprocessor Components and Key Differences
Embedded microprocessor overview: processing core, peripheral interfaces, memory, power management, clocks/timers and interrupt control; comparison by architecture and power.
Serial Data Conversion Between Unions and Structs
Explains converting serial byte sequences to IEEE-754 floats in C using unions or structs, and how system endianness affects byte order and interpretation.
Key Characteristics of Embedded Microprocessors
Summary of embedded microprocessors: custom design, low power, small size, high integration, real-time capability and long-term reliability for engineers.
Why Are Crystal Oscillators Placed Next to ICs?
Explains the role of the crystal oscillator in providing precise clock signals for timing, synchronization, and PCB placement considerations for ICs.
Characteristics of Embedded Microprocessors
Overview of embedded microprocessor characteristics: strong real-time performance and multitasking, memory protection, scalable architecture, and low power consumption.
FPGA-Based SoC Solutions for ARM System Integration
Analysis of ARM-based SoC FPGA single-chip architectures for embedded systems: benefits in performance, power, cost, and a motor-drive control example.
Embedded Programmable System-on-Chip Explained
EPSoC overview: embedded programmable system-on-chip combining embedded system design and programmable SoC flexibility for high integration, customization and diverse applications.
SWDT in AMD Versal Adaptive SoC
Technical overview of AMD Versal SWDT watchdog timers: generic and windowed modes, register usage, and signature and Q&A anti-abuse mechanisms.
Two Main Embedded Microprocessor Architectures and Their Differences
Compare CISC vs RISC architectures: trade-offs in instruction set size, pipelining, clock rates, code size, and suitability for embedded systems and applications.
Embedded Microprocessor: Functions, Principles and Applications
Technical overview of embedded microprocessors, operating principles and applications, highlighting peripheral interfaces and system use in mobile and automotive systems.
Types of Embedded Microprocessors and Key Parameters
Overview of embedded microprocessors, describing types and key parameters with emphasis on clock frequency and power considerations for embedded design.
RTOS Advantages Over Bare-Metal Systems
Overview of RTOS vs bare-metal scheduling: polling, foreground-background, and multithreaded models, trade-offs in real-time responsiveness, complexity, and resource use.
30 Common Linux Interview Questions
Concise guide to common Linux interview questions covering system administration, core commands (rm, ps, grep, tar), kernel components, LVM, bonding modes, and troubleshooting.
GPIO Principles and Practical Uses
Technical overview of GPIO for microcontrollers: modes (input/output, pull-up/down, open-drain, push-pull), interrupt use, and peripheral multiplexing.
Mercedes E260L Air Quality Sensor Failure Diagnosed
Diagnostic case of a Mercedes E260L where LIN bus oscilloscope decoding pinpointed a failed in-cabin particulate sensor (B31/4) causing PM2.5 display loss; sensor replaced.
LP2178BL SOP8 Non-Isolated Buck Voltage Controller
LP2178BL non-isolated buck switch-mode power IC for 85-265 VAC input, integrates 750V transistor, fixed 5V constant-voltage control, peak-current control and protection features.
How Embedded Watchdogs Improve System Stability
Embedded watchdog technical overview: operating principle of the watchdog timer, anomaly detection, fault isolation and reset strategies to improve system robustness.
RF Power Amplifiers in Textile Composite Research
Nonlinear ultrasonic evaluation of porosity in RTM textile composites: methods, pulse?train excitation, transducer selection, FFT harmonic analysis and system design.