Follow+Star Public Account, don’t miss exciting content Author | strongerHuang WeChat Official Account | strongerHuang Why is the main function directly called in the reset interrupt service routine? Does that mean all programs are executed in the reset interrupt? First, Reset_Handler is an interrupt of the microcontroller, and secondly, the main function is indeed called … Read more
Observing the changes happening in the world today, one might find significant insights just by looking around at the devices. Smart meters that allow data queries via smartphones, wearable devices that continuously monitor health data, white goods with various sizes of screens for interactive upgrades, and even some devices that have begun to leverage AI … Read more
Recently, a friend asked: What is the relationship between ARM9 and STM32? If we turn back time 10 years, ARM9 and S3C2410 were quite popular, but the “new era” ARM processors like STM32 also emerged. ARM9 is an early ARM processor, while STM32 is a more popular processor in recent years. ARM Naming Rules The … Read more
STM32F103RCT6: STM32F103RCT6 is an embedded microcontroller integrated circuit (IC) with a 32-bit Cortex-M3 core processor, a speed of 72MHz, a program memory capacity of 256KB, program memory type of FLASH, RAM capacity of 48K, and package LQFP64. STM32 Microcontroller Naming Rules: Minimum System of STM32 Microcontroller: The so-called minimum system of the microcontroller is a … Read more
This issue’s topic: More and more embedded devices now support remote automatic upgrades, eliminating the need for a downloader. This greatly facilitates device maintenance. To enable remote upgrades, it is necessary to write program code that supports upgrades, which can be referred to as BootLoader. This means dividing the device’s program code into two parts: … Read more
【Click the above「Blue Text」 to follow DF Maker Community and become a tech enthusiast】 Since the launch of Raspberry Pi Pico and RP2040 microcontroller in January 2021, many have been using one Pico to debug programs running on another Pico. Inspired by this trend, yesterday, Raspberry Pi officially launched the Raspberry Pi Debug Probe—a hardware … Read more
Follow+Star Public Account Number, don’t miss wonderful content Author | strongerHuang WeChat Public Account | Embedded Column In embedded software development, including microcontroller development, software architecture is a crucial issue that developers must carefully consider. Software architecture is very important for the overall stability and reliability of the system; a suitable software architecture is not … Read more
Hubris is a microcontroller operating system environment designed for deeply embedded systems with high reliability requirements. This article will delve into the design philosophy, functional features, and usage of Hubris. Design Philosophy of Hubris The core design goal of Hubris is to provide a safe and reliable operating system environment for resource-constrained embedded systems. It … Read more
Follow+Star public number, don’t miss wonderful content Author | strongerHuang WeChat public account | Embedded Column In order to facilitate everyone to review and check articles on public transportation, subways, and going out, I have carefully selected and categorized some articles: Embedded Software Architecture Design Layering Ideas Common “Safety” Operations of EEPROM in Projects Ideas … Read more
Today, in the field of the Internet of Things, the open-source hardware Arduino can be said to be popular all over the world, becoming the first choice for many electronics enthusiasts and hardware geeks.So, do you know the origin and development history of Arduino? Origin In the winter of 2005, a cold winter, Massimo Banzi’s … Read more