As shown in the picture, why is the waveform of UD1 not the positive half-cycle waveform of the red pen part, but the negative half-cycle of the answer?...
The stack space on embedded devices such as DSP is at the Kb level. When defining an array or applying for space within a function, you cannot define and apply for it directly as in Linux. You must ei...
The recent project uses CAN, and the leader requires isolation, which has never been done before.This is a rough schematic diagram
I would like to ask:
Does the power supply isolated in the yellow par...
Source: Sina Technology Zheng Jun from Silicon Valley, USAIt seems that the world's fifth largest economy, the "California Republic", will take up the banner of tackling climate change on behalf of th...
When designing a product, ESD immunity is an important consideration. Static electricity is harmful to most electronic products, and RF modules are more sensitive to static electricity. So how should ...
Section 1 Keil C51 Compiler Control Instructions The control instructions of the C51 compiler are divided into three categories: source file control, target file control and list control. 1. Source...[Details]
The latest research report from Strategy Analytics’ IoT Strategy service, “The Battle for Unlicensed LPWA Supremacy in IoT,” predicts that by 2025, the number of unlicensed LPWA connections worldwide...[Details]
Recently, Ren Zhengfei's interview with CCTV has attracted widespread attention. Today (22), Ren Zhengfei even talked about how Huawei was almost sold to an American company. He said: We wer...[Details]
On December 26, the National Development and Reform Commission learned that the implementation plan for the industrialization of key technologies for intelligent robots was issued, aiming to promot...[Details]
On October 15, Xuzhou Virtual Power Plant Technology Co., Ltd. and Xuzhou Iron Ore Group completed the signing of the first regional aggregate resource user market entry, marking an important first st...[Details]
1. Introduction
The processing object of 3D chips is objects represented by polygons. There are two advantages of using polygons to represent objects: first, it is direct (although cumbers...[Details]
The gases that can be detected are generally CO, H2S, LEL, and O2. They are generally used in closed and semi-closed spaces, as well as post-fire safety inspections at the scene of a fire. There are ...[Details]
Recently, Dalian BoRong High-tech Materials Co., Ltd. obtained a vanadium electrolyte purchase and sales contract from Cangzhou Xinxing New Energy Technology Co., Ltd., a subsidiary of Xinxing Jihu...[Details]
Samsung Electronics Vice Chairman Lee Jae-yong said the company will continue to invest in future businesses, including sixth-generation mobile networks and system chips, as the South Korean tech gia...[Details]
1. Registering soft interrupt is of course through open_softirq Here are some examples: void __init init_timers(void) { int err = timer_cpu_notify(&timers_nb, (unsigned long)CPU_UP_PREPAR...[Details]
Abstract: This paper
studies the application of short message service of GSM network in telemetry system; explores the structure of MC3 integrated test system; gives an example of MC3 integra...[Details]
The total investment is 67.5 billion yuan, and the planned battery production capacity is 150GWh. This is a battery project that was recently started in Hubei Xiaogan Airport Economic Zone. Howeve...[Details]
When it comes to LED drive accuracy, constant current error usually comes to mind. In fact, drive accuracy is not limited to current accuracy. LED is a typical current-driven device. Accurately contro...[Details]
On the afternoon of June 14, ZTE proposed the "1+2+3" 5G evolution vision, and jointly launched the world's first wireless intelligent orchestration network commercial pilot, 5G industry cloud networ...[Details]
introduction
This article deals with a specific technical problem in a project of the Bright Project. The basic principle of this project is that the inverter is powered by a DC battery, which ...[Details]
Analog electronics
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