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Operating system: Ubuntu 10.04
Assembly language: arm
1. ldr load instruction
The format of the LDR instruction is: LDR{condition} destination register, memory address
The LDR instruction is us...[Details]
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1 Introduction
The condenser heat transfer tube is the watershed between the steam side and the cooling water side in conventional thermal power plants and nuclear power plants. Since the ...[Details]
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When you see the title, you may ask, what is there to discuss about FFT? Is there any essential difference in the FFT function of the ZDS2022 oscilloscope? Let's briefly review several important para...[Details]
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The MagSafe charger works with the iPhone 12 to charge at a maximum of 15W. Technically, the MagSafe charger is compatible with older iPhones, but it should be noted that the charging speeds for no...[Details]
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Translated from——lightreading China’s 5G numbers may be the envy of the world, but one expert is questioning the payoff. According to reports, China's 5G has established 250,000 base stations...[Details]
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When developing the system, the HardFault_Handler hardware exception occurs, that is, the system crashes. Especially for a system that calls the OS, the program volume is large, and the stack overflo...[Details]
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The Challenge:
Developing semi-autonomous vehicles allows blind drivers to successfully maneuver, control speed, and avoid collisions while driving safely.
TheSolution:
Devel...[Details]
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ARM is a RISC structure. The movement of data from memory to CPU can only be completed through L/S instructions, that is, ldr/str instructions. For example, if you want to read data from somewhere in...[Details]
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;Left and right shift instruction application
;============================================
; filename: running light .asm
; chip : csu1181b
; author :
; date : 2012-07-27
;Full download address...[Details]
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The sensor
part
of
the traditional gas pressure
measuring instrument
is separated from the data acquisition system, with poor anti-interference ability, and the pressure of the measured obj...[Details]
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There are many different seemingly plausible opinions on this issue. Some people say: In the volt-ampere characteristics of LEDs, the voltage is fixed and the current is also fixed. So the effect o...[Details]
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According to foreign media reports, the Fraunhofer Institute for Integrated Circuits IIS is working with partners to develop a computing platform that uses AI to accurately capture the vehicle enviro...[Details]
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On September 16, the bidding announcement for the centralized procurement of inverter projects for CGN New Energy in 2022-Yunnan Mouding Yangtianqing and Xincun projects was released. The 90MW phot...[Details]
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I wrote an article before: STM32 Beginner's Notes on RCC (1) , which introduced several functions for setting the system clock. Just now, when I suddenly wanted to trace SystemInit(), I found that the...[Details]
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Working principle: VTl, VT2 and related components form a multivibrator with a frequency of about 400Hz, which is used to modulate the intermediate frequency signal. The audio signal can also be outp...[Details]