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Maxim's ambient light sensors, energy measurement, communications, and LED drivers can fully exploit the potential of LED lighting and efficiently manage power supply and system maintenance. Accele...[Details]
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The main circuit topology of the charger for electric vehicles is introduced. The main circuit adopts a novel ZVZCS PWM full-bridge converter. By adding a clamping capacitor and two freewheeling diode...[Details]
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In a recent interview, Ren Zhengfei said that most of Huawei's employees have returned to work after the outbreak of the new coronavirus epidemic. It is reported that Ren Zhengfei said in the lates...[Details]
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The circuit of the intelligent digital display flow meter is shown in Figure 1. In addition to the core control device microcontroller AT89C2051, the circuit also includes non-volatile memory device ...[Details]
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Ultrasonic waves are sound waves with a frequency of more than 20 kHz, which have the ability to propagate in a straight line. The higher the frequency, the weaker the diffraction ability and the ...[Details]
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China Energy Storage Network:
The technical advantages of surface acoustic wave hydrogen sensors lie in their rapid response and high sensitivity. Surface acoustic wave technology itself ex...[Details]
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It is reported that in order to improve the efficiency of electric vehicles, Hyundai and Kia have launched a new smart technology called active air skirt. This innovative system focuses on minimizing...[Details]
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The following is a program about IIC bus, which uses 51 single-chip microcomputer as controller to read and write data to 24c16 EEPROM. Since 51 does not have IIC bus interface, it is necessary to sim...[Details]
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The ENS-3018D wide voltage battery discharge capacity tester actually discharges the battery pack through the built-in electronic load. It meets the discharge test of battery packs with various volta...[Details]
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Initialize the ADXL345 chip void ADXL345init() { Single_WriteI2C(0x31,0x0B); //Low level output, 13-bit full resolution, output data right-aligned, 16g range Single_WriteI2C(0X2C,0x0A)...[Details]
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IT Home reported on March 16 that at the end of 2021, Apple Store and authorized service providers obtained the right to use the new "AirPods Firmware Updater" diagnostic tool, which can update the A...[Details]
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Apple is making things happen again, this time it is about the latest news about iPad, let's take a look. First of all, according to the latest news in the industry, in order to attract more users to...[Details]
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On the evening of November 13, Fudan Microelectronics issued an announcement stating that the company plans to raise funds through the public issuance of convertible bonds. The total amount of funds ...[Details]
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In the smart car competition, the participating teams should make a smart car that can autonomously identify the route based on the car model platform, and then automatically identify the road and ...[Details]
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Zener voltage detector with multimeter indication
Function of the circuit
Ordinary Zener diodes have different base voltages and temperature coefficients, resulting in large errors. In practic...[Details]
stm32/stm8
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