Introduction by Lishi Whether it is matching the strategic choices of the IoT era or building a new business entity that is inclusive and sustainable, maximizing human value has propelled Haier to become the most profound thinker and the most steadfast practitioner of the IoT ecological brand strategy, ultimately setting a “milestone” for the evolution … Read more
Connection is a movement of entropy reduction; the more connections there are, the more interactions occur, leading to more innovation, richer value, and enhanced experiences. This is a fundamental development trend of demand and an inevitable law of ecosystem formation. Big Connectivity: From Voice and Data to IoT Over the past 30 years, communication connection … Read more
What kind of era is the Internet of Things (IoT)? Certainly, the interconnection of all things is a necessary foundation, and from the perspective of ‘more interfaces’, the IoT era is more of a screen era. The importance of large-screen televisions and mobile phone screens goes without saying. Even if a refrigerator actively sends out … Read more
Source: 2017 World Internet of Things Conference Compiled and published by the Internet of Things Think Tank Please indicate the source and origin when reprinting —— [Introduction] —— The development of big data in the future of humanity relies on three main elements: the Internet of Things, big computing, and cloud data. The following content … Read more
The GPIO port connects to the BEEP pin of terminal J2, allowing the buzzer to sound by inputting a high level on the GPIO port. Frequency: Pitch, kHz Duty Cycle: Sound intensity, 0~100% The duty cycle is the ratio of the time the high level is on to the signal period: Duty Cycle = (Time … Read more
Follow andstar our public account to not miss exciting content Readers have been asking various questions about RTOS, such as: Should I learn RTOS now? What are the benefits of learning RTOS? Should my project run on RTOS? …and other questions regarding RTOS. Ultimately, it boils down to your insufficient understanding of RTOS and lack … Read more
Introduction Why Should We Understand Both Hardware and Software? In 2010, while I was at Huawei, I temporarily took a break from my regular duties to participate in recruitment efforts. To recruit more people for my department and compete for HC numbers (the number of positions available), I worked hard to ensure that every candidate … Read more
Recently, a question was discussed in the group: Is there any meaning in running RTOS on a 51 microcontroller?Regarding this question, everyone has their own opinions. Below, I will elaborate on the 51 and RTOS. 1About 8-bit Microcontrollers and Their Performance and Resources 8-bit microcontrollers can be considered classics of our generation because they have … Read more
libmetal is an open-source project designed to provide a unified abstraction layer for real-time operating systems (RTOS), bare-metal environments, and user-space Linux environments. This framework offers a common user API, ensuring consistency and convenience in operations such as device access, device interrupt handling, and memory requests across different operating environments. This article will detail the … Read more
Three Operating Modes of Soft Routers Our current home networks generally consist of two configurations: Single Optical Modem: The optical modem serves as the main router, providing all functions including optical signal conversion, dial-up internet access, NAT, DHCP, and basic wireless capabilities. Network Topology: Single Optical Modem Network Topology Diagram Optical Modem + (Hardware) Router … Read more