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Last October, Samsung’s chip factory officially began producing chips using its 7LPP (7nm Low Power Plus) manufacturing process, and it has not slowed down the development of its manufacturing techno...[Details]
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1. Inspection of the half-bridge The half-bridge is composed of two rectifier diodes. By using a multimeter to measure the forward and reverse resistance values of the two diodes inside the half-...[Details]
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The MAX5417/MAX5418/MAX5419 are nonvolatile, linear-change
digital potentiometers
that implement the functionality of a mechanical potentiometer, replacing mechanical adjustment wi...[Details]
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【Abstract】 The algorithm of ITU-TG. 723.1 standard speech codec and its implementation on ADSP-2181 chip are introduced. The combination of software and hardware realizes the sampling and real-time...[Details]
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When PT740-3A measures DC or AC current, the measured object does not need to open the circuit. The current clamp can be used with a multimeter or oscilloscope. The current clamp can measure DC cur...[Details]
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Chip STC89C52RC After the PC sends any data to the MCU, the MCU sends 4 lines of text to the PC. Because under Windows, carriage return and line feed use \r\n C Code #include reg52.h ...[Details]
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On August 10, the Chinese version of the Samsung Galaxy Note 20 series has not yet been released, and this flagship has experienced its first crush. It is reported that the front and back of the Sams...[Details]
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1. Design requirements (1) The input signal is a 30mv peak-to-peak sine wave with a frequency range of 20HZ~20KHZ and an input impedance Ri ≥20KΩ. The gain of the pre-stage programmable amplifier i...[Details]
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With the continuous emergence of emerging technologies such as big data, the Internet of Things, and artificial intelligence, the traditional agricultural model of relying on the weather for food is ...[Details]
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In the era of feature phones, Motorola Razr was regarded as a classic. In 2019, Motorola combined a folding screen with classic design to create the Razr 2019. Now Motorola is going to brin...[Details]
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You read that right, it’s the security company Hikvision. With the domestic market tightening and foreign countries sharpening their knives, Chinese companies are now trying to attack in various wa...[Details]
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/******************** (C) COPYRIGHT 2015 **************************
* File name: main.c
* Description: Usage: p is the content of the SMS to be sent
* center is the SMS center of the mobile ph...[Details]
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Single-ended flyback converter
1. Circuit topology diagram
2. Circuit principle
Its transformer T1 plays the role of isolating and transferring stored energ...[Details]
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In the design of modern electronic systems, programmable logic devices have been widely used due to their excellent performance and flexible and convenient upgrade characteristics. Since large-...[Details]
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summary
In the context of striving to achieve "carbon neutrality", the development trend of new energy vehicles in my country will not change in the future. At present, my country's new energy...[Details]
MCU
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