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1. Introduction
In the field of measurement and control, it is usually required to transmit multiple detection signals. The transmission of signals is often interfered by the complex environme...[Details]
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For PCB layout engineers, mobile phones present the ultimate challenge. Modern mobile phones contain almost all subsystems found in portable devices, and each subsystem has conflicting requirements...[Details]
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As China's demographic dividend disappears, robots are not only replacing workers in the manufacturing industry, but will also replace humans in the military, service, entertainment and other fields....[Details]
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On our desktop computer , there is a 9-pin serial interface, which is called RS232 interface. It is related to UART communication. However, since laptops nowadays do not have this 9-pin serial port,...[Details]
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The energy revolution and the automobile revolution will develop in synergy. With the continuous implementation of the "dual carbon" policy, the energy-side transformation will make electric vehicles...[Details]
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Direct access in user mode, use the driver dev-interface provided by the kernel . Note that do not use the read() and write() functions directly, but use i2c_smbus_write_word_data and i2c_smbus_r...[Details]
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Intel recently attended the EdgeX+OpenVINO™ Ecological Partner Conference and explored the future of the intelligent edge with edge computing and visual reasoning industry experts from innovative com...[Details]
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Recently, the 4G network experience has become less and less satisfactory. At a certain time or place, it is often difficult to open a web page, as if you have returned to the 2G and 3G era ...[Details]
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China Energy Storage Network News:
From April 14 to 17, Guangxi carried out a special "stabilizing growth" electricity transaction for the first time, with a transaction volume of 12.381 bill...[Details]
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Fuse position: 1, turn off function not programmed (no check in the box) 0, turn on function programming (check in the box)
The factory default setting of Mega16 is: internal RC oscill...[Details]
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The STM32 timer is a powerful module, and the frequency of the timer is also very high. The timer can do some basic timing, and can also do PWM output or input capture functions. From the system fra...[Details]
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introduction
The fans currently sold on the market mainly connect the speed controller and the fan body through wires, and the speed controller is often fixed on the wall when in use, which mak...[Details]
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Recently, it was reported that Nokia has announced a new version of Ovi Maps for its smartphones, which will include high-end walking and driving navigation. This move is seen as a huge change in the...[Details]
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Averaging is one of the most common methods to reduce the inherent uncertainty of a measurement system. Performing multiple measurements and averaging the results can reduce the impact of randomness ...[Details]
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Circuit diagram of using NPN and PNP tubes to expand input voltage
Figure 1. Circuit diagram of using NPN and PNP tubes to expand input voltage
In the circuit shown in the figure, V1 and V2 ar...[Details]
Test/Measurement
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