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When using a conventional 10:1 oscilloscope probe to measure digital devices, the main factor that degrades performance is the self-inductance of the ground lead. The manufacturer's probe performance ...[Details]
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1. Interrupted life cycle Interrupt signal generation (interrupt source) - Interrupt signal filtering (interrupt controller) - Interrupt signal processing (CPU) 1.1 Interrupt source In the life cycle...[Details]
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Often, the HWT watchdog problems we find are caused by the interlocking of shared resources between CPUs (i.e., R state deadlock). Therefore, when we find HWT problems later, we should not only focus...[Details]
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This means that the requirements for processing and manufacturing accuracy and assembly accuracy are very high, resulting in extremely high manufacturing costs and extremely low production flexibil...[Details]
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A single-chip microcomputer is made by integrating CPU, ROM, RAM, TIMER/COUNTER and input/output interface (I/O) on a large-scale integrated circuit chip. Some single-chip microcomputers also integrat...[Details]
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References for this article: {A3.5 Memory types and attributes and the memory order model} in ARMv7-A_and_R_Architecture_Reference_Manual 1. Memory Type In the ARMv7-A processor, Memory is define...[Details]
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With the development of technologies in the fields of radar, electronic reconnaissance and countermeasures, and communications, higher and higher requirements are put forward for frequency sources, ma...[Details]
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* 【Compilation environment】: ICCAVR * 【Function】: Use software query method to send data to AVR using serial debugging software, and AVR sends the data back to PC. * 【Crystal】: 8M ...[Details]
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1 Unit Overview
Zhuhai Power Plant has two 700MW coal-fired generating units. No. 1 main transformer and No. 2 standby transformer of Zhuhai Power Plant are connected to 220kv1 section bus, an...[Details]
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Xinhua News Agency, Beijing, December 22 (Reporter Jiang Lin) In the dead of winter, when you walk into a shopping mall in the center of Fengxian County, Jiangsu Province, you will see a wide varie...[Details]
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/**********(一)Timer A comparison mode*************/ int main( void ) { WDTCTL=WDTPW+WDTHOLD; //Turn off watchdog BCSCTL1 =CALBC1_1M Hz ; //Set DCO to 1MHZ DCOCTL =CALBC1_1MHZ; P1DIR |= BIT0; ...[Details]
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Since the 12232F display is quite commonly used, but what we usually see are some parallel port assembly programs, and there is no parallel port program corresponding to 12232F, and the serial port C5...[Details]
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It is estimated that Huawei Mate 40 will arrive as scheduled in the second half of this year, and Huawei Mate 40 Pro will still have a large-curvature waterfall screen design similar to the previous ...[Details]
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;* The analog quantity of the single-chip microcomputer is converted into analog/digital, and the LED is used to display the conversion result. The 0-bit AD is used as the 8-bit. The hardware re...[Details]
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The matching problem of servo motors is a complex and important issue, involving many aspects such as motor selection, control strategy, and load characteristics.
Basic principles of serv...[Details]