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A brief introduction to HMI Human-computer interface refers to the interface of input/output devices that establish connection and exchange information between people and computers. These devices i...[Details]
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1. Easy maintenance and high precision, generally up to ±1%R, ±0.5%R, high precision type up to ±0.2%R;
2. Good repeatability, short-term repeatability can reach 0.05% to 0.2%. It is precisely becaus...[Details]
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1. If the optical drive cannot read the disc or has poor disc reading ability, do not think that the optical drive is broken. In many cases, it is because there is too much dust on the optical head ...[Details]
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51 microcontroller adopts high level reset. Taking the currently used AT89 series of microcontrollers as an example, the circuit diagram is as follows. Adding a high level to the reset pin for 2 mach...[Details]
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ECU is the control center of the ABS system. Its essence is a micro digital computer. It is generally composed of two microprocessors and other necessary circuits. It is an integral unit that canno...[Details]
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Mobile medicine is everywhere. There are iPhone apps that let you peel back the muscle layer of an image to see what's underneath, electronic health record systems for iPads, and blood pressure monito...[Details]
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When purchasing a TV, many people only pay attention to the performance of the screen, but often ignore the TV chip. Many people subjectively believe that the display effect of a TV is only related...[Details]
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In March this year, the AEC committee released a product verification standard for components, which targets the most common solder joint cracking failure in automotive electronics applications.
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Regarding S7-1200PLC programming with parameters and programming without parameters, mainly FC and FB, this programming method can mainly realize repeated calls and transplantation between programs...[Details]
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The simulation tool used in this design is Proteus 7.4, the IDE is ADS 1.2, and the chip is LPC2134 The circuit diagram in Proteus is shown below: This design uses Zhou Ligong's LPC2131 project ...[Details]
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Selection of the working mode of the switching power supply: In the switching power supply circuit, there are four basic types: single-ended flyback, single-ended forward, half-bridge and full-br...[Details]
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On May 6, Haichuan Intelligent announced that the company plans to acquire 53% of the equity of Jiuhua Yuantong by issuing shares and paying cash. The company's securities will be suspended from the ...[Details]
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0 Introduction
CS5460A is an integrated chip for measuring voltage, current, power and energy launched by Crystal Corporation of the United States. The main features of this chip are high ...[Details]
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This simple circuit has been a great help to me in many cases. It can test the quality of transistors. In the circuit, with a resistance as low as 40 ohms between BC or BE, it can check the power outp...[Details]
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The electronic circuit CAD simulation software PSPICE has powerful functions and broad application prospects in electronic circuit design. However, it cannot accurately describe the complex circu...[Details]