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Keyboard subroutine (AVR)
Keyboard scanning has interrupt mode and query mode #include "jn8515def.h"
/******The following is the keyboard arrangement diagram****** | | | PC0 ___1|__2|__3|__ | | ...[Details]
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Today, by chance, because the timer was always acting up, I unplugged the crystal oscillator and suddenly found that it had no effect on the running of the program. This time I remembered whether atm...[Details]
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1. Introduction to GCC: The GNU Compiler Collection, usually referred to as GCC, is a set of compilers developed by GNU. Why is it an editor collection instead of a compiler? That's because it not on...[Details]
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In electric vehicles and hybrid electric vehicles, the DC/DC converter supplies power to the 12V load system and 12V battery through a high-voltage power battery. Current sampling is usually set at...[Details]
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The application fields of ASIC, FPGA and DSP are overlapping, which requires designers to reconsider the device selection strategy in software radio architecture design. This article discusses the ...[Details]
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Power MOSFET has the advantages of low on-resistance and large load current, so it is very suitable for use as a rectifier component of a switch-mode power supply (SMPS). However, there are some ...[Details]
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Temperature is by far the most electrically measured physical parameter because of the many inferences that can be made about a physical system. When selecting a temperature sensor, a balance needs...[Details]
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The document introduces that after modification, the graphics card driver of Xunwei iTOP-4412 development board can support 1080P resolution output of HDMI. Please note: This document is for the Eli...[Details]
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A single-chip microcomputer is an integrated circuit chip, a branch of a microcomputer, which uses ultra-large-scale integrated circuit technology to integrate a computer's CPU, memory, and i...[Details]
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1 /*************************************************** 2 3 *u-boot version: u-boot-2014.10 4 5 *gcc version:/home/flinn/tools/4.4.3/bin/arm-none-linux-gnueabi- 6 7 * 8 9*Server: ubuntu14...[Details]
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On August 27, 2024,
the
"
All-digital conference
2024 (fifth) China Intelligent Manufacturing
Digital Transformation
Conference" hosted by OFweek, a Chinese high-tech portal, and or...[Details]
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Apple today released macOS Big Sur 11.1, the first major update to the macOS Big Sur 11.0.1 operating system released on November 12. According to Apple's update log, macOS Big Sur 11.1 brings su...[Details]
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As people's pursuit of environmental comfort increases, cleaning technology is also developing, from traditional manual cleaning to semi-automatic machine cleaning and even smarter robot cleaning. ...[Details]
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According to foreign media reports, researchers in the EU-funded 5G MiEdge (Millimeter-wave Edge) project have developed a millimeter wave (mmW) wireless communication system that enables long-range ...[Details]
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On November 5, Huawei announced a new invention of sulfide solid electrolyte, entitled "Doped sulfide materials and their preparation methods, lithium-ion batteries."
The patent applicat...[Details]