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The figure below shows the classic circuit diagram of high-precision constant current :
In the circuit shown in Figure (a), a ground loop is added between the constant current circuit and the load,...[Details]
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PLC S7-200 and stepper motor motion control
The operation of the stepper motor requires an electronic device to drive it. This device is the stepper motor driver, which amplifies the pulse sig...[Details]
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Contents The invention relates to an inclined hole differential pressure flowmeter. Background of the Invention Flow meters are important in many applications such as oil and gas pipeline flow moni...[Details]
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From December 18 to 20, 2014, the "2014 China Photovoltaic Industry Top 50 Innovation List Release and Award Ceremony" (PV TOP 50) and PV CHINA International Photovoltaic Exhibition were held in Sh...[Details]
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The running light moves left and right . To be efficient in C language , only the _cro l_(), _cror _()... and other functions in the pseudo-intrins.h function file can be used . The specific explanat...[Details]
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Almost everyone who uses a cell phone has experienced a few dropped calls. While system failures or glitches in these and other consumer products can be inconvenient, they are not catastrophic. How...[Details]
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Recently, I saw a friend asking on the Internet how to send a string of Chinese characters from a microcontroller to a computer. In fact, this question is not difficult. Haha. Just set the relevant p...[Details]
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Beijing time, October 20th morning news, it was reported that Apple launched a series of new products on October 18, including new MacBook Pro laptops, third-generation AirPods headphones, and cheape...[Details]
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LED driver power is a voltage converter that converts power supply into a specific voltage and current to drive LEDs to emit light. Usually, the input of LED driver power includes high-voltage po...[Details]
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As of late February 2021, the prices of the current mainstream 32-inch, 43-inch, 55-inch and 65-inch LCD TV panels have risen by 119%, 81%, 84% and 46% respectively compared to May 2020. Hu Jian, hea...[Details]
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LED breathing light Code By changing the delay time of LED on and off, the LED breathing light effect is achieved #include REGX52.H sbit LED=P2^0; void Delay(unsigned int t) { while(t--); } ...[Details]
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Abstract: A partitioned storage scheme for slowly changing system information and real-time measurement and control data information is proposed. A fixed-length non-compression algorithm is used...[Details]
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Msp430 timer study notes
_BIS_SR(LPM2_bits + GIE) //Enter LPM3 low power mode and enable general interrupt
Interrupt
#pragma vector=TIMERA0_VECTOR
__interrupt void Timer_A(void)
{
}
TAC...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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On October 31, the 200,000-kilowatt "source-grid-load-storage" integrated application demonstration project of Xitai, Qinghai Shaanxi Coal New Energy Technology Co., Ltd., was connected to the ...[Details]
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