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The PB3 PB4 PA15 pins of stm32 can be released when using SWD simulation and burning and used as ordinary IO ports. The initialization code is as follows: GPIO_InitTypeDef GPIO_InitStructure; ...[Details]
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Electrolytic capacitors leak over time. The circuit in Figure 1 can be used to test capacitors to determine if they are worth using. The CREF/RREF ratio sets the limit on leakage. The values show...[Details]
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The source program of the oled clock microcontroller is as follows: #include "REG52.h" #include "oled.h" #define uchar unsigned char #define uint unsigned int #include intrins.h sbit DQ = P3^6;...[Details]
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To test ordinary capacitors, you can usually use a digital multimeter to roughly measure the capacitance of the capacitor, and then compare the measured result with the nominal capacitance of the cap...[Details]
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DC motors have good starting and braking performance and can smoothly adjust speed over a wide range, so they are widely used in the field of controllable electric traction. However, the traditional ...[Details]
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Modern portable digital devices are inseparable from displays, and the white light LED (light emitting diode) used as the display backlight has performance several or even dozens of times bett...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
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The human eye has a very high resolution for the color and
brightness
of light, and is particularly sensitive to differences and changes in color. The human eye has different sensitiviti...[Details]
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Shanghai, China, June 27, 2024 -
Farnell Electronics, a global distributor of electronic components products and solutions under Avnet, announced the expansion of its existing test and measurem...[Details]
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The terminals of the Internet of Things are objects. People's lives and work are inseparable from the thousands of objects around them. People are the subject and objects are the object. The most i...[Details]
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TrendForce Memory Research said that Tsinghua Unigroup announced on August 27 that it had signed a cooperation agreement with the Chongqing Municipal Government and invested in a DRAM R&D center and ...[Details]
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On November 27, a technology launch conference and the first summit forum were held in Suzhou High-tech Zone, co-organized by State Grid Electric Vehicle Service Co., Ltd., China Electricity Counci...[Details]
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According to Reuters, citing people familiar with the matter, in response to the US blacklist sanctions on Huawei, some world-class technology companies including Intel, Qualcomm, Interdigital and So...[Details]
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In the field of security video surveillance , vehicle and personnel identification are the representative, which has been rapidly popularized and applied in the security monitoring market, and inte...[Details]
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The MCU control register contains the control bits for power management. · Bit7– SE: Sleep Enable: In order for the MCU to enter sleep mode after executing the SLEEP instruction, SE must be set. T...[Details]
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