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Step 1: Select the range: r﹡100 or r﹡1k. Step 2: Measure the forward resistance of the emitter and collector of the pnp semiconductor: connect the red test pen to the base, the black test pen to th...[Details]
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Mitsubishi FX series PLC (Programmable Logic Controller) is a controller widely used in the field of industrial automation. It has powerful functions and flexibility to meet various industrial auto...[Details]
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The use of oscilloscopes in the process of home appliance maintenance is very common. Through an oscilloscope, you can visually observe the waveform of the circuit under test, including shape, ampl...[Details]
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"E-surfing" is a mobile service brand launched by China Telecom to meet the needs of customers for integrated information services.
The launch of "Tianyi" effectively fills the connotation of Ch...[Details]
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Abstract: In view of the current severe electromagnetic environment, the source of electromagnetic interference is analyzed, and electromagnetic compatibility design is integrated through th...[Details]
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At present, the main downhole pressure measurement system used in China's oil wells is the electronic downhole pressure measurement system. Since the electronic pressure sensor works in a high te...[Details]
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Everbright Huaxin is about to be listed on the Science and Technology Innovation Board, becoming the first semiconductor laser chip listed company on the A-share market. It is a high-power semiconduc...[Details]
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1. Purpose
How can you quickly and easily check the vibration and noise levels of the motor in the early stages of motor design, and how can you intervene in the motor control strategy as earl...[Details]
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#include
#include
//#include
/*--------------------------------------------------*/
sbit dis_DIN=P1^0; /*Display serial data input terminal*/
sbit dis_LOAD=P1^1; /*Display data latch terminal*...[Details]
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Transplant ssh to arm Today, I referred to several senior articles on the Internet and transplanted ssh to the arm board of TQ2440. Now I don't need to use minicom to control uclinux. The serial port...[Details]
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1. Chip heating
This is mainly for high-voltage driver chips with built-in power modulators. If the chip consumes 2mA of current and a voltage of 300V is applied to the chip, the power consump...[Details]
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Nowadays, as the design of electronic products becomes more and more complex, the test content is also becoming more and more complex. People may not only need to know the time domain characteristics...[Details]
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Intel HEX files are ASCII text files that record text lines. In Intel HEX files, each line is a HEX record, which is a machine code or data constant composed of hexadecimal numbers. Intel HEX files...[Details]
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In recent years, one of the development trends of flexible electronic devices is wearable integration, especially its flexibility, comfort and breathability have attracted much attention. Among the...[Details]
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The first step of autonomous driving is positioning. Knowing where you are can guide the route planning and control the car. Currently, cars mainly use GPS navigation. Since GPS is not very accurat...[Details]