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When using the pointer multimeter's AC voltage block to detect and determine whether it is a sinusoidal AC voltage, you should first use the two test leads to test the voltage once, then swap the tes...[Details]
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In modern portable intelligent instruments or handheld devices, Chinese human-machine interface has become a de facto industry standard. Graphic dot matrix LCD that can display Chinese characters ...[Details]
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The challenge for audio designers is to make high-performance, low-noise analog circuits that coexist with ASICs, processors, and DC-DC converters. For example, consider a problem that affects just on...[Details]
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introduction: The front panel of many instruments is usually a mixed interface composed of many knobs and buttons. There are usually two types of knobs on the front panel of traditional instruments. ...[Details]
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The following program is developed based on the Nuvoton M051 microcontroller:
/* Watchdog counts up, PWM counts down
Watchdog Features:
1) 18-bit free-running counter to prevent the C...[Details]
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Recently, Xiaomi announced that its new generation of all-round sweeping and mopping robot
M30 Pro
under the Mijia brand
has officially been launched. This product upgrade focuses on two maj...[Details]
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I recently helped a customer set up a WAF (Web Application Firewall). The WAF vendor required that multiple public IP addresses be set up on the load balancer. The architecture is as follows: ...[Details]
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Earlier, Apple issued a press release reminding consumers that the new 24-inch iMac, M1-powered iPad Pro, and updated Apple TV 4K will be available for order starting on the 30th. Apple has said that...[Details]
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With the rapid development of Ethernet technology in the field of industrial remote monitoring and data acquisition, Ethernet-based application interface devices have also been rapidly popularized ...[Details]
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Some users of industrial computers and system control products have found that they will conduct a test of multiple signals and clock timing. Generally, the number of signals tested is 4 to 7, and up...[Details]
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introduction The direct communication distance of the CAN bus is only about 10 km, and due to the limitation of the transceiver driving capability, there can only be a maximum of 110 nodes on the...[Details]
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Xiaomi Mi 11 has been on sale since New Year's Day, and according to official sources, more than 500,000 units have been sold so far. This sales volume is enough to show how popular the phone i...[Details]
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The principle of LED lighting:
China's LED industry started in the 1970s. After more than 30 years of development, China's LED industry has initially formed a relatively complete indu...[Details]
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Although today's servers and PCs increasingly favor advanced high-speed processors, low-end 20 or 30MHz processors still play a role in real life. Although these clunky microprocessors are old and ...[Details]
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In June this year, the company's first zinc-bromine flow battery energy storage system for China Petroleum completed load commissioning at the Mahu 078 well site in the Xinjiang Oilfield.
...[Details]
Embedded System
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