Driven by fierce competition among brands, portable electronic products are becoming more diversified and complex in terms of their functions. Due to their small size, higher and higher operating fre...[Details]
In recent years, the global automobile industry has developed rapidly, and the Chinese automobile market has grown rapidly. According to the data on the economic operation of the automobile industr...[Details]
In a distributed base station system, RRU usually achieves remote interconnection with BBU through optical fiber. Due to the characteristics of optical fiber itself, jitter and drift will inevitably ...[Details]
Generally, the MODEM communication of a single-chip microcomputer requires two background knowledge, one is the AT command set, and the other is the Universal Asynchronous Receiver Transmitter (UART)...[Details]
After testing, it was found that the RF front-end mixer was faulty, resulting in no signal detection and self-calibration error. Repair process The damaged components were replaced and the engine...[Details]
This paper introduces a design method of an SDRAM controller for high-resolution video image processing based on FPGA. By setting the working state of SDRAM, it works in burst mode. Under the control...[Details]
Recently, Apple announced that it would acquire part of Intel's mobile modem chip business for US$1 billion, which is the second largest acquisition in Apple's history. As an innovation benchmark i...[Details]
With the rapid development of science and technology, smart wearable devices have become an indispensable part of daily life. Among them, smart bracelets are warmly welcomed by consumers because of...[Details]
In March 2021, following the 12th and 13th Five-Year Plans, silicon carbide semiconductors were again included in the key support areas of the 14th Five-Year Plan. Obviously, as a national strategic ...[Details]
1 Introduction
Gas detection system is an essential safety equipment in industrial and mining enterprises, social utilities, environmental protection and other fields. After decades of development,...[Details]
The circuit is suitable for a wide temperature range, has good linearity and amplitude stability, and the output amplitude can reach ±8V. General triangle wave generator circuit diagram:
...[Details]
Hot and cold shock testers are widely used in plastics, electronics, metals, rubber and even the defense industry, and are one of the common material testing equipment. Hot and cold shock testers are...[Details]
;This program is used to verify the calculation formula of the watchdog and its overflow time of the STC12C2052AD series microcontroller
;Watchdog and its overflow time = (12 * Pre_scale *32768)/Osci...[Details]
According to Taiwan media Juheng.com, Wall Street analysts pointed out that after the United States expands its ban on Huawei, Qualcomm may sell mobile phone chips to Huawei next year and benefit fro...[Details]
The auto-coupling step-down starting control cabinet is a commonly used motor starting device. It uses an autotransformer to reduce the starting voltage of the motor, thereby reducing the starting ...[Details]
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