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On the evening of August 27, Ruifeng Optoelectronics released its semi-annual performance report, stating that its operating income in the first half of 2021 was approximately 718 million yuan, a yea...[Details]
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Chinese Ambassador to the Netherlands Tan Jian recently told Het Financieele Dagblad that the Dutch government’s expansion of restrictions on the export of advanced chip manufacturing technology to C...[Details]
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Remapping of printf() function: Select use microlib in the configured target option, and then add function remapping before the main() function, as follows: int fputc(int ch, FILE *f) { USART_SendDat...[Details]
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1. Source package Kernel: linux-2.6.18.2 Uboot: u-boot-1.1.4 Gcc: arm-linux-gcc-3.4.1.tar.bz2 Development process and detailed steps 1. Dormant part 1. Power management daemon omitted 2. Kernel i...[Details]
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Please compile a data transmission program for serial communication, send 16B data from RAM50H to 5FH on the chip, set the serial interface to mode 2, use even parity, and set the crystal frequency t...[Details]
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In order to improve the effect of driving synchronous rectification MOSFET, various modes of synchronous rectification control driver ICs have been designed, and many achievements have been made. It ...[Details]
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introduction
Stepper motor
As an actuator, it is widely used in various types of automatic control systems. It is an electromagnetic mechanical device that converts discrete elect...[Details]
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HMD Global has been lackluster in recent years, with several Nokia phones expected to be launched last year still unannounced. Today, according to foreign media reports, the company is planning to la...[Details]
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Nowadays, many audio modification professionals and audiophiles use home audio as a reference for evaluation. In fact, this is a good thing. The sound field positioning and music reproduction of ho...[Details]
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According to foreign media reports, Huawei has recently launched the Huawei P Smart Z in Europe. This is also Huawei's first borderless smartphone with a pop-up selfie camera. Huawei P Smart ...[Details]
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There are reports that the Trump administration is tightening export rules to China to prevent Chinese companies from buying high-tech products such as semiconductors from the U.S. However, as U.S. o...[Details]
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This design uses
a single-chip microcomputer
as the main control component, presets the output current value through the keyboard and uses a liquid crystal module for real-time display. The entir...[Details]
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Use NFS to mount the root file system to start the development board and the following appears:
1 nfs xxx is not responding,still trying
2 nfs xxx is OK
3 nfs xxx is not respon...[Details]
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Tailan New Energy, which was selected as one of Chongqing's specialized, sophisticated and innovative small and medium-sized enterprises in 2024 and is also planned to be recognized as a potential ...[Details]
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Escrapt’s holistic cybersecurity protection – DV business model – covers the entire DevOps cycle from embedded (e.g., hardware security modules and automotive firewalls) to cloud (e.g., key managem...[Details]