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A typical digital interface for a 4×4 keypad uses 8 digital I/O pins. But using 8 pins as digital I/O takes up the number of segment driver pins that can be used to connect to the LCD. By using 2 d...[Details]
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Synchronization and Timing
Proper timing, synchronization, and deterministic system response are top priorities for every real-time application, and special attention must be paid...[Details]
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Recently, TUV Rheinland Group (hereinafter referred to as "TUV Rheinland") issued the ISO 26262 functional safety management certificate to Huawei Technologies Co., Ltd. (hereinafter referred to as ...[Details]
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Here, EEPROM 24c02 is encapsulated and can be directly called in the future. Its connection method is: SDA-P2.1; SCL-P2.0; WP-VCC _ :i2c.c 1 /*----------------------------------------------- 2 N...[Details]
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According to Phoenix Technology News, security vendor Check Point has disclosed that a security vulnerability exists in the audio processing firmware of the system-on-chip designed by MediaTek, which...[Details]
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Central topics:
Study on the Intermediate Frequency Power Supply of PWM Amplifier
Working Principle of PWM Amplifier
Solution:
Adopting new power devices and control techn...[Details]
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The reversing anti-collision alarm system designed in this scheme adopts a combination of software and hardware, and has the characteristics of modularization and versatility. The design introduces...[Details]
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Robust and reliable 3D NAND SD memory cards for demanding applications Bronschhofen, Switzerland, October 12, 2021 - Swissbit is expanding its renowned industrial SD memory card product line with t...[Details]
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I think if something can be solved with a book, there is no need to ask anyone. 1. Bandwidth is the operating bandwidth of the Y channel port of the oscilloscope. In analog oscilloscopes, as the fre...[Details]
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Qualcomm Incorporated announced that LG Electronics has signed a new global patent license agreement directly with Qualcomm. Under this five-year paid patent license agreement, Qualcomm grants LG Ele...[Details]
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Infrared gas analyzers have the characteristics of high measurement accuracy, fast speed and continuous measurement, and are widely used in industrial sectors such as steel, petrochemicals, fertiliz...[Details]
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According to news on January 16, according to the Korean media "Seoul Economic Daily", SK Hynix plans to complete the transformation of the Wuxi C2 factory by 2024 and upgrade it to the fourth genera...[Details]
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On February 9, Hua Hong Semiconductor Co., Ltd. (hereinafter referred to as "Hua Hong") announced its comprehensive operating results for the three months ended December 31, 2020. According to report...[Details]
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1. Main clock source There are four clock sources that can be used as the master clock: (1) 1-24MHz high speed external crystal oscillator (HSE) (2) Maximum 24MHz high-speed external clock si...[Details]
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1 Introduction The switching power supply is generally composed of a main power circuit, an auxiliary power supply and a control circuit. The main power circuit is mainly used to supply power to the...[Details]