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An electrocardiogram (
ECG
or
EKG
) is used to measure the electrical signals of the myocardium over time and display the results in a graphical form. ECG applications range from simple hear...[Details]
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1. FSMC mechanism
FSMC (Flexihie Static Memory Controller) is a unique storage control mechanism for high-storage density microcontrollers in the STM32 series that have internally integrated Flash of...[Details]
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An oscilloscope is a commonly used measuring instrument with powerful data acquisition and analysis capabilities. It can also export the acquired waveforms and analyze them on a computer. This functi...[Details]
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As a microscopic instrument with high lateral and longitudinal resolution, laser confocal scanning microscope has made great progress in various fields. This paper introduces the nonlinear proble...[Details]
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The system control register (SCTLR) is used to control standard memory and system devices and to provide status information to functions implemented in the hardware core. cpsr_bits.png Not all bits...[Details]
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Abstract: This paper mainly introduces the imported baler system introduced by Chenggang from the aspects of control function, PLC system, daily faults, etc. Through specific description, it expoun...[Details]
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Abstract: AY0438 is a 32-segment CMOS LCD driver produced by Microchip. It has a simple structure and is easy to use. The LCD display module can be directly driven under the control of the ...[Details]
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I. Introduction Energy consumption is a major problem for battery-powered products. Once the power is exhausted, the device will "go on strike". In some cases, power means the life of electronic pr...[Details]
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Data end of 74595: QA--QH: Eight-bit parallel output terminal, which can directly control the 8 segments of the digital tube. QH': Cascade output terminal. Connect it to the SI terminal of the next 5...[Details]
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A novice looked at the s3c2440init.s startup code and summarized it as follows: 1. Turn off the watchdog 2. Turn off all interrupts 3. Set the clock frequency 4. Initialize SDRAM 5. Initial...[Details]
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In recent years, with the rapid development of electronic technology and information technology, switching power supplies have become a hot spot in the field of electronic engineering applications an...[Details]
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Test Methods
1. Place the ground resistance tester in a horizontal position and check whether the pointer of the galvanometer is on the center line. If not, use the zero adjuster to adjust it to t...[Details]
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According to Cailianshe, TSMC revealed at its second quarter earnings conference that the 3nm process is expected to enter risk production in 2021 and mass production in the second half of 2022. Comp...[Details]
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introduction Analog oscilloscopes have been gradually replaced by digital oscilloscopes due to their shortcomings such as inability to efficiently observe experimental results and weak data proce...[Details]
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According to foreign media reports, autonomous vehicle developer Nuro announced that it will significantly improve the performance of its driverless cars. Nuro has launched a batch of Level 4 auton...[Details]