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ARM7 BEEP Program Analysis
In the schematic diagram, we can see that the buzzer is connected to the P07 port, and the interface is short-circuited.
#include "config.h"
#define BEEP 1 7 // P0....[Details]
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With the continuous improvement of the material and cultural living standards, people have paid enough attention to the safety of food. The safety of this kind of product is mainly reflected in the ma...[Details]
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The Zhongneng Smart 240MWh Energy Storage Power Station has obtained grid connection approval, the transmission line project has been completed, and the project scheduling and profit model have bee...[Details]
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The iPhone 12 is Apple's newest phone, so how much faster is it than the original iPhone? Now, a new speed test aims to quantify just how much faster the iPhone 12 is than the original iPhone. Whil...[Details]
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0 Introduction
The rapid development of social economy and the continuous expansion of urban scale have brought tremendous pressure to urban public transportation, and chaotic urban public transport...[Details]
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According to Korean media Business Korea, Samsung internally believes that the current supply price of NAND Flash is too low. The company plans to increase the contract price of NAND Flash products b...[Details]
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With the development of the oil and gas industry, China's oil and gas pipeline construction has made great progress. At present, pipeline transportation has become the main mode of oil and gas tr...[Details]
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The difference between microcontroller global variables, local variables, heap and stack
The local variable space is the stack space, or stack space.
When the local variable is declared, it is al...[Details]
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Recently, ROHM, a world-renowned semiconductor manufacturer , has developed 40V voltage-resistant single-channel and dual-channel output intelligent low-side switches (Intelligent Power Device (herei...[Details]
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(Reporter Daqiong Huadan Nima) On the 17th, a mobilization meeting for the start of the Ali-Tibet-Central power grid interconnection project was held in Lhasa. The feasibility study report of the p...[Details]
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On February 7, 2024, the Zhejiang Provincial Energy Bureau issued the "Zhejiang Province New Energy Storage Project Management Measures (Trial)".
The Measures point out that new energy storage...[Details]
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The modern logistics sector is rapidly incorporating technological advances, especially with the rise of autonomy. A key aspect in ensuring these robots operate precisely in complex warehouse envir...[Details]
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The basic principle of the automobile shock absorber spring fault diagnosis instrument is based on nonlinear spectrum analysis technology. The basic idea of this technology is: according to the i...[Details]
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Design requirements:#
Using PWM to drive 8 LEDs
The human eye cannot detect when all lights go out
Lighting should have animation effects
Design Overview:
According t...[Details]
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Electric vehicle design must face the reality that all BMS issues are interconnected to some extent rather than isolated (Figure 1). Therefore, when the BMS handles corresponding issues as the cond...[Details]
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