STM32 UART Receive Interrupt Principles

STM32 UART receive interrupt not triggering? This guide covers common causes from wrong configuration to interrupt priority. Learn to troubleshoot and fix it now

Power-On Reset Circuit Devices & Types

Technical article about electronics and hardware engineering.

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.

MCU Basics: How Code Controls Hardware

Uncover the physical reality of code. Learn how software translates into voltage levels that control everything from transistors to complex CPU operations.

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.

Microprocessor vs. Microcontroller Explained

Microprocessor vs. Microcontroller: Learn the key differences in hardware, applications, and features. Plus, a step-by-step guide to start learning.

PLC vs. Microcontroller: Key Differences

PLC vs. Microcontroller: Can an MCU replace a PLC? Discover the key differences in reliability, programming, and cost for industrial automation.

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.

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.

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.