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Is there any imprecise way to define the bit variable of special function register in C51? Because sbit P1_3=P1^3; in ^ is a binary operator
(bitwise addition), the 8-bit state of port P1 and 3 just ...[Details]
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As more and more chip-related companies announce price increases, the price increase pattern of the chip industry chain has gradually become clear. The price increases are no longer concentrated in c...[Details]
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introduction
Traditional spectrum analyzers are scalar measurement devices that primarily display a graph of a scalar value (signal amplitude) versus frequency. The most common measurements ar...[Details]
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Solid-state lidar sensors Velarray H800 and Velarray M1600, long-range Alpha Prime sensors... These advanced Velodyne Lidar lidar solutions were all unveiled at the 2021 Guangzhou International Auto ...[Details]
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“In NVIDIA’s mind, robots should be more intelligent than they are now. They should not only be able to sort and deliver goods, but should be multi-mode robots. For example, they can communicate inte...[Details]
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If sensors are not connected to the smart home to control the lights in each room, people often forget to turn off the lights. If human body sensors can be installed, ideally the lights can be turned...[Details]
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Analysis of Delay_ms() Function Generated by System sysTick() Clock SysTick timer, SysTick is a 24-bit countdown timer. When it counts to 0, it will automatically reload the timing initial value from...[Details]
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Abstract: This article introduces the composition of the acid battery automatic charge and discharge controller, gives the charge and discharge time flow and voltage control strategies, and brie...[Details]
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The U.S. Department of Commerce website announced on November 24, 2021, local time, that the Bureau of Industry and Security of the U.S. Department of Commerce will add 27 entities, including 12 Chin...[Details]
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On September 8, according to media reports, Toyota announced that it would invest 1.5 trillion yen in the research and development and manufacturing of new energy vehicle batteries by 2030. It is ...[Details]
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Earlier this month, benchmarking app Geekbench removed some Samsung Galaxy S series phones (including the latest S22 series) from its list due to its game optimization service limiting the perf...[Details]
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IAR is said to be the most efficient compiler, but it is not so easy to set up. After some trouble, I finally got a clue.
First of all, of course, create a new project, Project→Create new pr...[Details]
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Problem Description:
Hardware conditions: fl2440 development board jtag downloader serial port connected to com1 115200 8n1
Software conditions: official original u-boot-1.1.6 arm-linux-gcc-3.3.2...[Details]
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1. 1602 LCD read and write timing (1) Read status RS=L, R/W=H, E=H. (Release the bus after judging that it is busy) (2) Read data RS=H，R/W=H，E=H。 (3) Write instructions RS=L, R/W=...[Details]
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Last time I looked at the data area, this time I want to see what is running when jumping from the boot to here.
/*
* The reset code that is actually running. The code that runs from the be...[Details]
Embedded System
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