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The main shortcomings of traditional field control technologies (such as BITBUS, RS-485, RS-422, etc.) are:
(1) There can only be one master node on the master-slave structure network, and the...[Details]
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Keysight's predecessor was Agilent, and now Keysight. Keysight's "shi" means sundial in oracle bone script, which is an instrument for measuring time in ancient times. At the same time, "shi" also me...[Details]
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In the STM32 example code, there will be code like this static __IO uint32_t TimingDelay; The __IO modifier here is not easy to understand. From the literal meaning, it can be seen that it is related ...[Details]
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In recent years, the automotive industry has been undergoing a profound technological revolution, and at the same time, automotive chips are becoming the core technology supporting this revolution. F...[Details]
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The car headlight follow-up steering system ( AFS ) combines the car's steering information to control the direction of the headlights in real time to reduce blind spots. The driver chip of the stepp...[Details]
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In serial asynchronous communication, there are many design ideas for realizing automatic baud rate detection and adaptation, but they either require additional hardware support, or the implementatio...[Details]
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Common-mode currents in non-isolated power supplies can be a source of electromagnetic interference (EMI), but have you ever tried to eliminate them? In some high-voltage power supplies, such as t...[Details]
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LED phosphor
The glue preparation process is
a very basic part of the
LED
manufacturing process. Let's see how it is done.
Preparation:
1. Turn on a...[Details]
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1 Configure the watchdog driver in the kernel.
The Linux-2.6.32.2 kernel has a perfect watchdog driver for S3C2440. We only need to configure it and we can use
it. Execute: make m...[Details]
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This article uses ADC to convert the voltage value output by the potentiometer, and uses DMA mode to transmit the conversion result. The average value is taken every 8 sampling conversions to perform...[Details]
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After I started writing programs in ADS, I found that my previous learning of X86 assembly language had been completely returned to my teacher. The most direct thing was to write a bubble sort from sm...[Details]
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Along with the iPhone 12 and 12 Pro, Apple also unveiled a new MagSafe charger that magnetically attaches to a ring on the back of the device and offers up to 15W of charging power, which is tw...[Details]
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Tomorrow is the 8th anniversary of the release of Xiaomi mobile phone. To celebrate this occasion, Xiaomi officially launched a collection activity called "The Story of Me and Xiaomi Mobile Phone". A...[Details]
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Recently, Yachuang Electronics said in an institutional survey that more than 80% of the company's distribution business customers are domestic customers, covering well-known terminal car manufacture...[Details]
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Intelligent soft start cabinet is an electrical equipment widely used in the industrial field. It controls the starting current of the motor to achieve soft start and soft stop of the motor, thereb...[Details]
Sensor
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