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introduction Digital antenna array is the product of the combination of antenna and digital signal processing technology. It has many advantages such as flexible working mode, excellent anti...[Details]

    Abstract: This article introduces a low-cost A/D conversion circuit and method based on AT89C1051/2051. This circuit uses general-purpose, cheap devices, uses linear sawtooth waves and the timer...[Details]

1. Interrupt: put down the task at hand and deal with another task.   2. Timer interrupt         The timer is a resource of the MCU module, a module that really exists, and the interrupt is an operat...[Details]

       I originally thought that this LCD should be difficult to make, but I made it in an hour, and spent 2 hours to organize it to make my code look better. This time I can't use the simplest code t...[Details]

Based on the path memory algorithm, the steering and drive control strategy has also been studied in power management, noise suppression, drive optimization, etc. Through a large number of simulati...[Details]

Since the insulated-gate bipolar transistor (IGBT) can withstand high voltage and high current, it is often used in power factor correction (PFC) circuits and high power converters. However, due to...[Details]

What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]

According to news on January 24, lithography machine giant ASML today announced its fourth quarter and full-year results for 2023: Net sales revenue in the fourth quarter of 2023 is 7.237 billion eu...[Details]

1. Flame detection alarm Figure 8-23 is a flame detector circuit diagram using lead sulfide photoresistor as detection element. The dark resistance of lead sulfide photoresistor is ...[Details]

Cybersecurity management system updates ensure overall cybersecurity throughout the product lifecycle Renesas Electronics Corporation (TSE: 6723), a global supplier of semiconductor solutions, toda...[Details]

On April 1, the 2023 ITES Shenzhen Industrial Exhibition, one of China's largest industrial exhibitions, officially came to an end. Luoshi Robotics made a wonderful appearance with its ...[Details]

1. P1 is a  quasi-bidirectional port. Each bit can be used separately. When a bit is used as an input line, the latch of the bit must be '1'; when used as an input, it can be driven by any TTL circu...[Details]

On September 3, the 2nd Global IC Entrepreneur Conference and the 17th China International Semiconductor Expo opened grandly. In his speech, SMIC Co-CEO Zhao Haijun pointed out that being the number ...[Details]

Abstract: This article discusses application circuits for Maxim force/sense digital-to-analog converters (DACs). Applications include: selectable fixed-gain DAC, programmable gain DAC, photodiode bias...[Details]

On October 30, the second batch of enterprises settled in Yibin Energy Storage Industrial Park held a centralized start-up event. Municipal Party Committee Secretary Fang Cunhao attended and announced...[Details]