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An economical household temperature measurement system composed of a single bus digital temperature sensor DS18B20 and 89C2051. Its temperature display is "-XXC", with an accuracy of ±0.5℃ and a te...[Details]
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;-------Use of 4*4 keyboard program--------
PC EQU 2
STATUS EQU 3
RA EQU 5
RB EQU 6
RC EQU 7
BIJIAO EQU 0F
JIANZHI EQU 8
BUFFER EQU 9
BUFFER1 EQU 0AH
BUFFER2 EQU 0BH
C...[Details]
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With the development of science and technology, terminal devices equipped with various intelligent technologies have begun to enter thousands of households, hoping to bring a more comfortable daily l...[Details]
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CARLOS JONES/ORNL/US DEPARTMENT OF ENERGY A new study finds that ultrasonic sensors as small as a thumbnail can scan lithium-ion batteries to check their charge, health and safety. The findi...[Details]
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The working principle of the large-capacity lithium battery pack management system with ISL9208 as the core is introduced. The real-time detection of the voltage, current, temperature and other par...[Details]
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Refer to AD1118 X capacitor placement principle: 1. Before common mode choke: 105/275VAC (MKP/X2) 2. After common mode choke: 474/275VAC (MKP/X2) Refer to MW SP200-12 X capacito...[Details]
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While much is regularly reported about the best-selling electric vehicles, far less is reported about the battery deployments that are necessary for these electric vehicles.
Ye...[Details]
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Recently, State Grid Zhejiang Integrated Energy Services Co., Ltd. completed the registration and establishment of three subsidiaries, namely State Grid (Ningbo) Integrated Energy Services Co., Ltd...[Details]
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1. The concept of 3D transistor 3D transistors , technically speaking, should be three-gate transistors. The traditional two-dimensional gates are replaced by thinner three-dimensional silicon fins ...[Details]
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On December 10, Hunan Electric Power Research Institute completed all testing projects of the distribution intelligent fusion terminal based on the "State Grid Core", marking the completion of test...[Details]
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Following the 98-inch smart TV, Redmi recently released another cost-effective smart TV - Redmi MAX 86-inch smart TV, priced at only 7,999 yuan. It is the lowest-priced product in the 85-inch and 86-...[Details]
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On April 7, the official WeChat account of GAC Group announced that the 2021 GAC Technology Day will be held in two days. At the Technology Day, GAC will showcase the previously revealed silicon nega...[Details]
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Understanding common oscilloscope probing errors and how to avoid them will help you make better measurements. In an ideal world, all oscilloscope probes would be a wire that would not interfere wi...[Details]
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State Grid and Southern Grid have recently issued internal documents at the same time, planning to strictly control the scale of power grid investment. The 2018/19 "Government Work Report" twice pr...[Details]
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While everyone's attention is focused on the new generation of iPhones, Apple has also prepared updates for the new iPads, but they may start updating in October this year. According to the l...[Details]
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