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Brand refresh reflects company’s growth and commercial leadership DigiKey, a global distributor of commercial off-the-shelf technology components and automation products with rich product categorie...[Details]
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1 Ultrasonic Principle
The propagation speed of ultrasound in the air is 340m/s. Therefore, if the propagation time of ultrasound in the air can be measured, the distance it propagates can be c...[Details]
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On January 4,
new energy solution provider Hengyi Energy announced the completion of a round D financing of several hundred million yuan, led by Morgan Stanley Private Equity Fund, followed...[Details]
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Experiment name: Fabrication and vibration characteristics test application of power amplifier based on two-dimensional elliptical ultrasonic vibrator
Experimental purpose: To test and verify ...[Details]
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New single-slot PXI and PXIe 1000Base-T1 fault insertion modules from Pickering offer high flexibility and performance, switching voltage of 200V, current of 0.8A, bandwidth of 1.6GHz and 700MHz
...[Details]
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The high-voltage isolated differential probe is a power measuring instrument mainly used to measure parameters such as voltage, current and power in high-voltage circuits. It protects personnel and...[Details]
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Since the launch of smart TVs, this kind of "Internet product" that is logically closer to smartphones has brought smart operation to every household in a short period of time. Unlike the "non-smart ...[Details]
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1. Basic Principle of DS1624 DS1624 is a chip produced by DALLAS, USA, which integrates measurement system and memory. The digital interface circuit is simple, compatible with I2C bus, and up to 8...[Details]
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#include
#include
#define DD_SPI DDRB
#define DD_MOSI PB5
#define DD_SS PB4
#define DD_SCK PB7
unsigned char DispBuff = {0XC0,0XF9,0XA4,0XB0,0X99,0X92,0X82,0XF8,0X80,0X90}; //Common an...[Details]
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1. How to detect the quality of AC three-phase motor? 1. Use a megohmmeter (a 500V megohmmeter will do). If the insulation resistance of the wires on the three terminals to the motor housing is above...[Details]
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The workplace social platform LinkedIn updated the new whereabouts of Michael Schwekutsch. The vice president of engineering, who announced his resignation from Tesla in early March, joined Apple's S...[Details]
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The C51 microcontroller uses 74hc138 to expand the water lamp program, which includes source code. The simulation circuit can be expanded to multiple LED circuits at will. The schematic diagram is a...[Details]
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MCU and keyboard interface program
void int1proc() interrupt IE1_VECTOR using 1 { unsigned char i, key; code unsigned char PS2TAB = {//20-key PS2 keypad key code table 0x70,//0 0x69,//1 0x72,...[Details]
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Nanotechnology engineers at the University of California San Diego have developed a safety feature that can prevent lithium metal batteries from rapidly heating up and catching fire when a short circ...[Details]
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3D stereo imaging technology is not a new thing. In terms of time, 3D stereo imaging technology has appeared as early as the middle of the last century, which is longer than the current mainstream ...[Details]
Microchip MCU
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