I would like to ask you, a simple operational amplifier circuit can be quickly analyzed to be what kind of functional circuit it is through virtual short and virtual open circuit. If it is complex, it...
1. Limiting filter method (also known as program judgment filter method)A. Method:Based on experience, determine the maximum deviation value allowed for two samples (set to A).Each time a new value is...
Let's discuss the issue of using __delay_cycles delay for MSP430 microcontrollers.IAR for MSP430 compiler provides a compiler-inlined precise delay function (not a realfunction) to provide users with ...
The performance of a loop depends mainly on whether the compiler can compile appropriate software pipelines. The compiler optimizes a loop in three steps:
Get loop count information. This information ...
In a single-phase full-bridge inverter circuit, in order to output a sinusoidal AC waveform, the signal given to the switch tube is an SPWM wave. If a PWM wave is given to the switch tube, and then an...
Hardware support: 1. An Arduino Uno R32. An MF RC522 contactless RF receiver module + RF card3. A 5v electronic relaySoftware tools: IDE (arduino-1.0.5-r2)Hardware connection: RC522 working voltage 3....
With the development and popularization of digital products, their power supply design has also received more and more attention. The "digital" we usually refer to is a digital product containing "di...[Details]
According to foreign media reports, researchers from KU Leuven and imec have successfully developed a chip insulation technology. The technology uses a metal organic framework, a new type of material...[Details]
1. Because RTX uses the RTC1 interrupt, it wakes up frequently and cannot enter the sleep state. 2. Idea: Before entering low power consumption, turn off the power of RTC1, and reconfigure RTC1 after...[Details]
The internal watchdog timer of MAX706 has a timing time of 1.6 seconds. If the watchdog input pin WDI remains at the specified level (high or low) within 1.6 seconds, the watchdog output terminal LI ...[Details]
Abstract
This paper discusses the advantages and disadvantages of the two current battery discharge capacity test technologies, and provides an innovative all-online battery discharge ...[Details]
For a switching power supply engineer, it is common to make choices between one or more pairs of mutually opposing conditions. The topic we are discussing today is a pair of mutually opposing conditio...[Details]
The new iPod touch has no changes in appearance, still using a 4-inch display and retaining the Home button. The color options are still space gray, gold, silver, pink, blue, and red. The new iPod to...[Details]
Introduction MDK software cannot support various STM32 series chips well during simulation. It currently supports simulation for STM32F103 series chips, but does not support or only partially suppo...[Details]
NXP Semiconductors NV recently announced on its official website that the company's board of directors unanimously nominated Kurt Sievers, 50, as president and CEO. To ensure a smooth transition, Cle...[Details]
This article discusses the hazards caused by the zero line disconnection fault in the low-voltage power distribution system to people and equipment, and proposes corresponding protection measures,...[Details]
Qualcomm will release the Snapdragon 875 flagship processor on December 1. Samsung will be one of the first manufacturers to commercially use the Snapdragon 875, with the Samsung Galaxy S21 se...[Details]
How can we distinguish the types of high-power LEDs through testing standards?
1. Super flux (4Pin, plug-in, single power 0.2W)
1. The maximum test voltage for a single chip is 4V, the t...[Details]
FPGA is a field programmable gate array, which is a chip with multiple power requirements. It is a common electronic chip in electronic technology design. Therefore, when it is powered, the power s...[Details]
This paper takes digital integrated circuit as the core and designs a semiconductor laser power supply that can realize intelligent control.
Factors affecting the operation of semiconductor la...[Details]
Industrial robot simulation software is a software tool used to simulate the operation process of industrial robots. They can help engineers and technicians test and optimize robots before actual a...[Details]
Analog electronics
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