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1 Filtering and Anti-interference Overview
The input signal of the single-chip microcomputer application system often contains various noises and interferences, which come from the measured si...[Details]
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Introduction --- With the application and development of modern electronic technology, the content of digital signal processing is becoming increasingly complex, and ADC is an inevitable process to ...[Details]
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1. Overall composition
The signal sampling of this measuring instrument can accept eight standard TTL levels after shaping through the eight input lines of the P0 port, so it can measure the p...[Details]
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Capacitors are widely used in electrical engineering, for example, phase-shifting capacitors used to improve the power factor of inductive loads, starting capacitors used in single-phase asynchronous...[Details]
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On December 17, 2020, Qualcomm Technologies, Ericsson, Swisscom and OPPO announced today that the four parties have completed 5G New Radio carrier aggregation and 5G voice demonstration across FDD an...[Details]
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The United States is expected to approve a $1.9 billion bill to fund a plan to dismantle telecommunications network equipment, and is also expected to support $3.2 billion to provide emergency broadb...[Details]
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Implementation of SPI interface of Arm processor based on Proteus
introduction
Nowadays, embedded devices exist in every corner of people's lives, such as DVDs, mobile phones, MP3s, a...[Details]
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1. Get the button by polling 1. Principle analysis: The key press will affect the input level, and the key press change is detected by the GPIO input level Press 0, which was used in the previous e...[Details]
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Wang Libin, founder, chairman and CEO of Xinhuazhang Technology. Mr. Wang Libin has more than 30 years of experience in technology development and company operation management in the electronics indu...[Details]
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1. When debugging Nano series MCU with keil debug, the program occasionally dies in HardFault_Handler.
reason:
1) The type of the variable when it is defined is char, and when it is call...[Details]
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Driven by the rapid development of advanced driver assistance systems (ADAS) and autonomous driving technology, modern cars are equipped with a large number of sensors, such as cameras, radars, LiDAR...[Details]
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On August 11, the CPC Central Committee and the State Council issued the "Opinions on Accelerating the Comprehensive Green Transformation of Economic and Social Development" (hereinafter referred t...[Details]
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Experiment: When the stylus clicks on the touch screen, the X, Y coordinates of the touch point are displayed on SecureCRT; Purpose: To test the resistive touch screen driver; Development board: ...[Details]
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Trump has made the extremely professional term "chip" widely known to the public, but EDA, a term closely related to chips, is still little known. However, this technology contains huge energy. New t...[Details]
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传统的
射频
(RF) 发送信号链通常使用数模转换器 (DAC) 来生成基带信号。然后,使用射频混频器和本地振荡器将此信号上变频为所需的射频频率。射频 DAC 技术取得进步,现在允许直接以所需的射频频率生成信号,从而显著简化射频发送信号链的设计和复杂性。
High-frequency RF DACs have balanced differential outp...[Details]