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According to foreign media LightReading, AST SpaceMobile announced a "multi-launch agreement" with Elon Musk's SpaceX. According to the terms of the deal, AST SpaceMobile agreed to pay approximately ...[Details]
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Several questions:
1. The compiler and linker locate the stack segment at the end of all segments in IDATA, that is, the high end of memory IDATA;
2. The interrupt stack is located at the end of the...[Details]
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1 /*
2 * Realize the running light, LED1 LED2 LED3 LED4 are turned on and off in turn
3 */
4
5 .global _start
6 .section .text
7
8 _start:
9
10 /*
...[Details]
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I have been developing drivers for ARM for nearly two years. I have basically touched all the commonly used device drivers. However, due to the task arrangement (the company has always had a dedicated...[Details]
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software design /********************************************************************* Purpose: To build AT24CXX operation library Target system: Based on STM8 microcontroller Application software: ...[Details]
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The weighing sensor is the most critical component in the scale. It plays the role of converting gravity into electrical signals. If the weighing sensor fails, it will cause errors in the conversion,...[Details]
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1 Introduction The development of modern electronic industry has promoted the development of power supply industry. Any electronic equipment cannot do without power supply of various precisions. Po...[Details]
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Describes the use of low-cost ARM7 LPC2101 microprocessor to design a brushless DC motor control scheme; introduces in detail the principle design and program flow of microprocessors, MOSFET drivers ...[Details]
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On August 20, Xiaomi Group announced its financial report for the first half of 2019 in the afternoon, which showed that Xiaomi's total revenue was 95.71 billion yuan, a year-on-year increase of 20.2...[Details]
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Whether it is a mobile phone or an ultra-high-definition TV screen, high dynamic range image (HDR) cameras are no longer limited to providing popular visual effects. More and more high-performance ca...[Details]
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---------------------------------------------------------------------------------------------------------------------------- Kernel version: linux 5.2.8 Root file system: busybox 1.25.0 u-boot：2016...[Details]
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At present, the state has announced that subsidies for new energy vehicles will be extended for two years, which will be a timely rain for the power battery industry. According to a report relea...[Details]
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Because traditional switching power supplies have problems such as harmonic pollution to the power grid and low working efficiency, various switching power supply research institutions at home and abr...[Details]
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At present, the materials used in battery cells are different, and the capacity is also different. Generally speaking, the capacity is related to the weight and material of the electrode material. T...[Details]
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In order to obtain sufficient white light LED beams, large-size LED chips were developed in an attempt to achieve the desired goal. In fact, when the power applied to the white light LED exceeds 1W, t...[Details]
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