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Imagine a scenario like this: when you walk in, the smart door lock can recognize your identity through fingerprint; the TV can accurately recommend viewing content based on the user's preferences; t...[Details]
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Types of abnormal interrupts in ARM
**Reset (RESET)**
When the processor reset pin is valid, the system generates a reset exception interrupt, and the program jumps to the reset exception interrupt ...[Details]
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According to Jiwei.com, "Power electronics technology is the foundation of green energy development. In response to future needs, increasing system efficiency is a continuous goal, so the role of inv...[Details]
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0 Introduction The digital transaction terminal of the electronic transaction system for agricultural and sideline products is referred to as the IC card intelligent transaction integrated machi...[Details]
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1. Improvements in code relocation Use ldr and str instead of ldrb. strb speeds up code relocation. In the previous relocation, we used the ldrb command to read 1 byte of data from Nor Flash, and t...[Details]
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You may know when movies were invented, but you may not know how they become coherent films in your eyes - the reason is that when shooting and projecting movies, the frame rate is adjusted to 24 ...[Details]
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On September 9, the first IC Innovation and Entrepreneurship Development Forum of the "Core Power" Talent Program was held in Nanjing Jiangbei New District. At the meeting, Wang Daqi of Alibaba Group...[Details]
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The configuration of AVR fuses is a delicate task, and users often overlook their importance or find it difficult to master. Here are some key points and related matters that need to be paid attentio...[Details]
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When selecting EMC test equipment, we often encounter such questions: What is the difference between EMI receivers and spectrum analyzers? Why should we use receivers for EMI testing? This article ana...[Details]
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The software packages provided by NI are economical and time-saving, not only helping developers save time, but also providing new opportunities for makers Shanghai, China, February 29, 2024 - elem...[Details]
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NIO Day 2020 was held in Chengdu. That night, NIO released its first sedan, the ET7, which is also the first smart electric flagship sedan with autonomous driving capabilities. At the same time, NIO ...[Details]
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The soil nutrient rapid detector is an upgrade based on the previous popular soil nutrient detector. The soil nutrient rapid detector is more convenient to operate and the detection is faster. Its t...[Details]
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DP5321 is a 13.56 MHz highly integrated contactless communication transceiver module based on 80c51 microcontroller core. It supports 6 different operation modes:
1. PIN2PIN compatiable PN532 u...[Details]
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Keil C51 V9.00 is the latest version uVision 4 released in 2009. The appearance of the version has changed a lot. Previous registration documents can be used If you are installing it from scratch, i...[Details]
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Let's take a look at the ARM storage system:
It can be seen that the fastest are the processor and internal registers, which are few in number and very expensive. Next is TCM tightly cou...[Details]
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