Using Hardware FIFO to Reduce Receive Interrupts

Practical guide to using UART FIFO and framing with timer-driven transmit to reduce receive interrupts and avoid blocking sends in embedded serial/RS485 systems.

Overview of Microchip PIC18F8585 Microcontroller

Technical overview of the PIC18F8585 microcontroller with CAN 2.0B support, 40 MHz operation, 96 KB flash, 4 KB RAM, ADC, PWM, UART/SPI/I2C peripherals.

Why Use an RTOS on a Microcontroller?

Analysis of RTOS use on 8051 microcontrollers: compares interrupt, queue, and RTOS-task methods for serial protocol handling, RAM, latency, and development trade-offs.

Common C Techniques for STM32 Development

Technical overview of C bit operations and define macros, with examples of bitwise NOT/AND/OR/XOR/shifts, STM32 register use, and struct definition guidance.

Microcontroller Architectures and Instruction Sets

Concise introduction to microcontroller architectures and instruction set concepts, covering RISC vs CISC, ARM, MIPS, RISC-V and microarchitecture differences.

How to Learn Microcontrollers Effectively

Practical guide to learning microcontrollers: hands-on workflow, choosing a learning board, core peripherals and a staged practice timeline for engineers.

MCU Watchdog Usage Considerations

Analysis of using independent watchdogs on Puran PY32F030 in low-power devices: initialization methods, LSI behavior, sleep/wake servicing, and preserving state via IRAM2.

Microcontroller Minimal System Essentials

Overview of 8051 minimal system: reset circuit RC timing, crystal oscillator design and load capacitance, Port 0 pull-ups and EA/Vpp boot selection.

Differences Between 8-bit and 32-bit Microcontrollers

Explains how a microcontroller's "bit" rating reflects the CPU ALU and data bus width, affecting single-operation data size and memory addressing capacity.

How Are MCUs Classified?

Comprehensive MCU guide: architecture, signal flow, peripherals, memory, bus widths, instruction sets, application types and market insights.

Porting FreeMODBUS to AT32 MCU

Guide to Modbus overview and porting FreeMODBUS to AT32F435 with hardware setup, Modbus Poll testing, RTU/ASCII and RS485 implementation.

RL78 Interrupt Nesting Configuration

Enable RL78 interrupt nesting, set priorities, handle shared vectors and fixed addresses for bootloader-safe interrupt management.

Open-source Framework Zorb for Bare-Metal Microcontrollers

Introduction to the open-source Zorb framework for bare-metal microcontrollers: a lightweight, event-driven embedded framework (zf_time, zf_buffer, zf_fsm) and STM32 debug setup.

What Is an MCU? Types and Overview

MCU explained: architecture, types and why automotive-grade microcontrollers power electric vehicles - BMS, VCU, motor control, ADAS.

DIP Switches and MCU Interfaces: Basic Principles

Learn how to wire DIP and rotary switches to microcontrollers: avoid floating inputs, use internal pulls, multiplexing tips and rotary codes.

Reasons an MCU Won't Start on Power-Up

Troubleshoot MCUs that won't start after firmware download: check BOOT pin, NRST, VDD/VDDA, oscillator, correct chip variant and debug startup.

Programming Languages Used for Microcontroller Development

Overview of microcontroller development languages—Assembly, C, C++, MicroPython and others—with examples and hardware trade-offs for embedded developers.

Simulating a Serial Port with MCU GPIOs

Running out of hardware serial ports on your MCU? Learn how to simulate a serial port using GPIO pins with this guide to bit-banging communication.

Why Use for(;;) for MCU Infinite Loops?

for(;;) vs. while(1): Which is the best infinite loop for microcontrollers? We compare performance, assembly output, and what coding standards recommend.

MCU Internal Clock Circuit Principles

Discover the vital role of an MCU's clock circuit. Learn how this "heartbeat" provides the timing signal for performance, data synchronization, and stability.