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With the development of electronic technology, liquid crystal displays (LCD) will be used in these systems. With the introduction of graphic LCD screens, the display methods of intelligent instrume...[Details]
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The power-on reset (POR) pulse is generated by the on-chip detection circuit. The detection level is shown in Table 20. Whenever VCC falls below the detection level, a POR occurs. The POR circuit can...[Details]
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When using an insulation resistance meter or checking the star-connected windings, the test can be carried out as shown in figure (a); for delta-connected motors, the wiring of the three-phase windin...[Details]
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China Energy Storage Network News
: "Guided by the strategy of building a global energy internet, we will continue to deepen the 'two transformations' and build a strong fulcrum for domestic ...[Details]
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Recently, Shenzhen Tianma said in an institutional survey that as of the first half of the year, the company's AMOLED smart wearable sales revenue increased by more than seven times year-on-year, and...[Details]
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Current-mode single-phase full-bridge circuit
The circuit is a current-type rectifier circuit, which is very similar to the single-quadrant step-down circuit (BUCK circuit) in topology. In order to...[Details]
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On January 5, Lin Ying, Chairman of Hanlin Holding Group, Yu Youcheng, Chairman of China Sodium Energy Storage, and the China Sodium leadership team visited Baoji City to inspect the China Sodi...[Details]
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The single-chip microcomputer controls the switching power supply. From the perspective of controlling the power supply output, there are several control methods.
One is that the single-chip microcom...[Details]
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S_I EQU P1.5 ;Content sends
SCK EQU P1.7 ;Serial CP end
RCK EQU P1.6 ;Output CP end
EN EQU P1.4 ;EN is 138 enable end. High level turns off the display; low level displays
;********...[Details]
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//The clock source of the independent gatekeeper is the internal low-speed clock 128khz divided by 2, which is 64khz //Select IWDG_Prescaler_128 //64/128 = 0.5 khz 2ms period #define IWDG_500MS_RE...[Details]
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Challenge: Through PXI control board and LabVIEW software, a relatively complete PCB board functional test (FCT) system is built. The system can realize comprehensive and fully automatic testing of au...[Details]
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The basic operator in bitwise operations is ( / ). means left shift, which is a binary operator: temp n. In the process of shifting, the value will remain the same after a certain period of time. T...[Details]
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On the evening of January 13, Zhongfutong announced that on January 11, 2021, the company signed a "Share Acquisition Intention and Capital Increase Agreement" with Xu Jingyu, a shareholder of Shenzh...[Details]
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Test range: 360.00V5A2000W
Design ideas: 1. Use AVR microcontroller ATtiny26L to do VI conversion with a pair of differential AD; 2. In order to increase the test speed, use V1, I1, V2, I2.......V6...[Details]
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Code efficiency includes two aspects: code size and code execution speed. If the code is concise and the execution speed is fast, we say that the code is efficient. Generally speaking, th...[Details]