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The "Mobile Manager PRO" that was exposed at CCTV's 315 Gala yesterday has been removed from mobile app stores of Xiaomi, OPPO, Huawei and other companies. IT Home learned that after testing...[Details]
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In recent years, we have witnessed the active investment of domestic brands in the field of plug-in hybrid electric vehicles (PHEV) and extended-range hybrid electric vehicles (EREV). We can system...[Details]
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Interrupts and timers implement a 24-hour clock. The program is as follows: #include reg52.h #define PORTLEN P0 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char src = {0x3f,0x06,0...[Details]
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TF International analyst Ming-Chi Kuo has become famous for his accurate predictions about Apple. Last week, Kuo repeated his prediction about Apple's AR products, saying that Apple will launch AR pr...[Details]
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The automatic function of an oscilloscope mainly refers to the automatic setting and automatic range of the oscilloscope. Please note that it is not the same as the automatic trigger in triggering, s...[Details]
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In the specific testing process, what bandwidth is more appropriate for the oscilloscope?
First, look at the following example.
As can be seen from the above figure, the larger the bandwidth...[Details]
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DDS (Direct Digital Frequency Synthesis) frequency synthesizer can easily output arbitrary waveforms . As one of the most commonly used waveforms, square wave has its own particularity. However, the ...[Details]
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Engineers need to use battery consumption analysis to estimate battery run time, which requires characterizing the device, firmware/software, and its subcircuits both individually and integrated in...[Details]
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There are three types of independently addressed memories inside the AVR series microcontrollers, namely: Flash program memory, internal SRAM data memory, and EEPROM data memory.
Flash memory is 1K~1...[Details]
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Application of AC contactor
AC contactor picture
Classification of usage
Model description
The structure and working principle of electromag...[Details]
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We know that bandwidth limitation will have the following effects on signal capture: 1. Slowing down the rising edge of the measured signal. 2. Reducing the frequency component of the signal. 3. Disto...[Details]
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1 Composition, characteristics and types of low-voltage power supply systems
(1) Power supply systems usually consist of two parts: AC subsystem and DC subsystem
AC subsystems usually con...[Details]
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On January 6, 2022, Infineon Technologies (China) Co., Ltd. held its first cross-industry ecosystem conference in Greater China in Shenzhen, covering the three major areas of Internet of Everything,...[Details]
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A grid-tie inverter (GTI) is a special inverter that can convert DC power to AC power. In addition to converting DC power to AC power, the AC power it outputs can be synchronized with the frequency...[Details]
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Shanghai, China – September 29, 2022 – BlackBerry and Shanghai Dayin Information Technology Co., Ltd. today announced that Dayin Technology’s “Sound” 2.0 application, powered by BlackBerry® QNX® ...[Details]
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