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When measuring ripple on a power rail, it is important to minimize noise because the ripple amplitude can be small. Oscilloscope probes are basic measurement tools, but they can introduce noise and ...[Details]
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According to Nikkei Asia Review, BOE began shipping a small number of OLED screens for the 6.1-inch iPhone 13 in late September and plans to quickly increase shipments. It is still awaiting Apple's r...[Details]
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Abstract: This paper introduces the design of SPWM frequency-stabilized voltage-stabilized inverter power supply, focusing on the analysis of its measurement system. The power supply equipment so...[Details]
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I logged into Ubuntu as root:
Execute on Ubuntu #apt-get install nfs-kernel-server //Install NFS service
Execute on Ubuntu #mkdir /root/nfs //Create a shared folder
On Ubuntu, ex...[Details]
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Basic formulas of logical algebra
I. Logic constant operation formula
II. Logic variables and constant operation formula
2.3.2 Basic laws of logical algebra
1. Laws similar to ordinary alge...[Details]
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Quadcopters are a very popular technology product in both professional and non-professional fields recently. The following article designs and develops a three-phase six-arm full-bridge drive circuit...[Details]
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The mini fast charger market is once again in turmoil. Following the popular 20W mini fast charger, the 33W gallium nitride mini fast charger has also begun to enter the market. Judging from the acti...[Details]
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In the world's solar photovoltaic field, sunlight is used to produce the "volt effect" to directly convert sunlight into electrical energy. If this inexhaustible electricity is directly connected t...[Details]
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HP held the "New Office, Print Legends" 2019 HP Enterprise Laser Printer Autumn New Product Launch Conference in Beijing, launching 36 "Legend" series enterprise laser printers/all-in-ones, including...[Details]
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The differential pressure method is the basic method in gas permeability testing, and the vacuum method is the most widely used method in the differential pressure method. Since the key components req...[Details]
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In this experiment, we need to design a reed switch counter and use a digital tube to display it. In this example, we also need to touch upon an important function of the microcontroller, "interrup...[Details]
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This paper proposes
the maximum power point tracking control technology (Maximum Power Point Tracking-MPPT) of the
rectifier
conditioning circuit of the
capacitor
electric
field...[Details]
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When sending on serial port 1, the first word cannot be sent out. The single-step debugging sends normally, but the hardware power-on reset sends abnormally. It is found that after the STM32 is powere...[Details]
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/** * Ultrasonic distance measuring components * File name: ultrasonic.h */ #ifndef _ULTRASONIC_H #define _ULTRASONIC_H #define somenop(); { _nop_();_nop_();_nop_();_nop_();_nop_(); ...[Details]
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Laser Plastic Welding Process Principle
Laser welding of polymer materials is a transmission welding process. Because many thermoplastic polymers have good optical transmittance for visible light a...[Details]
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