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12. Initialization of bss segment
In C code: there is an initialized global data segment, a local stack, a heap for the malloc part, and an uninitialized global bss segment.
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The second episode of the second season of the new global podcast "Innovation Experts" is online, with a dialogue with Schneider Electric Schneider Electric and element14 experts discuss how to int...[Details]
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Recently, Synopsys held the annual Synopsys Developer Conference SNUG 2019 Shanghai. This year's developer conference is more meaningful to Synopsys - the 29-year-old SNUG (Synopsys User Conference) ...[Details]
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When the suspension shaft is slightly disturbed during rotation, it will produce tiny unstable vibrations, which will affect the normal motion state of the suspension shaft. Therefore, it is extremely...[Details]
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How to choose appropriate components and parameters for switching power supply circuits?
Many engineers who have never used switching power supply design may have a certain fear of it, such as wo...[Details]
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Last year, the world was shrouded in the shadow of the epidemic, and the demand for 5G infrastructure and Wi-Fi was deferred until the second half of last year. Looking ahead to this year, as the dem...[Details]
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Share a dual-channel SPWM source code that can drive the motor using a sine table calculation: The C language library function version of the STC15W4K60S2 microcontroller source program is as fol...[Details]
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With the continuous development of automobile technology, the configurations of cars are becoming more and more abundant. Safety configurations such as ACC, AEB, BSW, etc., have made everyone confuse...[Details]
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Since Cortex-M3 supports bit operations, you can use ordinary load/store instructions to read and write single bits.
Among the bit-banding supported by CM3 , bit-banding is implemented in tw...[Details]
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Preface MIL-STD-1553 was released by the U.S. Department of Defense in 1973 as a military serial bus standard. This standard defines the mechanical, electrical, and functional characteristics of the ...[Details]
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According to foreign media reports, a new study conducted by researchers from the National Institute for Materials Science (NIMS) in Japan showed that in solid electrolytes, commercial silicon nanopa...[Details]
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In the first quarter of 2019, my country's software and information technology services industry (hereinafter referred to as the "software industry") has made steady progress, with revenue and profit...[Details]
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A portable multimedia player or other fashionable one with beautiful melodies will attract admiring eyes wherever you go, especially in today's world where consumers have higher and higher requiremen...[Details]
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1. Analysis of Labview RS232 serial communication data format problem 1) I am developing a Labview serial communication software recently, which is used to realize data communication between PC and S...[Details]
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This paper introduces an automatic displacement measurement system with a single-chip microcomputer as the core. The system uses a grating
sensor
to convert the measured displacement into...[Details]