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1. Overview
Among many measuring instruments , digital voltmeters should be a relatively advanced type of meter. When measuring circuit voltage, the measured value can be read intuitively ...[Details]
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The output comparison of stm8s timer is generally used for pwm output. Therefore, the output comparison is explained through pwm output. The manual says that "the pulse width modulation (PWM) mode ca...[Details]
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Jiwei.com reported on March 11 that a digital blogger had earlier revealed that after the Nut mobile phone team was merged into other teams of ByteDance, according to internal information, the office...[Details]
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Apple's new Mac Pro appeared in the Geekbench database, with a Metal score of 312,585 points, and some information about the M2 Ultra chip was also exposed. The base frequency of the M2 Ultra chip is...[Details]
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Acousto-optic modulation is an external modulation technology. The acousto-optic device that controls the intensity change of the laser beam is usually called an acousto-optic modulator. Acousto-op...[Details]
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With
the popularity of
cassette players
, more and more people own cassette players. However, while listening to beautiful music with headphones, some shortcomings are also felt. Since ...[Details]
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LAS VEGAS – CES 2018 – January 9, 2018 – NXP Semiconductors NV (NASDAQ: NXPI, “NXP”) today announced the world’s first reference design for automated thawing of frozen food, further extending its lea...[Details]
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On April 26, Xinlai Materials released its first quarter report of 2022, stating that in the first quarter of this year, the company achieved revenue of 629 million yuan, a year-on-year increase of 4...[Details]
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When darkness falls in the east, there is light in the west. The State Grid Corporation of China has just issued the "Notice on Further Strict Control of Grid Investment", announcing the end of the...[Details]
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Recently, I encountered many problems in stm32f103 programming, all of which were caused by incorrect system clock configuration. If the clock configurations of SYSCLOCK AHBCLK APB1CLK APB2CLK are no...[Details]
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In the past, arm bare metal programs were compiled and debugged in the ADS1.2 development environment. When I first started learning embedded systems, I didn't understand a lot of things. The reason ...[Details]
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1. Influence of output impedance and input impedance In order to test the voltage correctly, great attention needs to be paid to the output impedance of the test object (voltage source) and the input...[Details]
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#include
void port_init()
{
DDRB=0xFF; //Configure PB port as output
PORTB=0xFF; //The initial value of PB port is "1"
}
void display()//Flowing light display
{
int index;
for(i...[Details]
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0 Introduction Voltage flicker is an important aspect of measuring power quality . With the continuous development of the national economy, the load of the power system has increased rapidly. The ...[Details]
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The electromagnetic compatibility (EMC) of a switching power supply refers to the switching power supply, power adapter or power transformer not reducing its performance index due to electromagnetic ...[Details]
PCB Design
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