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On August 26, the first batch of DC smart street lamp projects, a multifunctional composite pole demonstration project led by State Grid Xiong'an New Area Power Supply Company, was launched at the ...[Details]
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The variable frequency power supply converts the AC power in the mains into a pure sine wave through AC→DC→AC conversion, and the output frequency and voltage are adjustable within a certain range....[Details]
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The previous articles introduced the GPIO port operation, serial port operation, and interrupt operation of STM32 F103C8. Today's article briefly introduces the DMA operation of STM32. This article...[Details]
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2-1-1. Working principle of switching transformer
Switching transformers generally work in a switching state; when the input voltage is a DC pulse voltage, it is called a unipolar pulse in...[Details]
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Block diagram (SBD) of a HEV multi-cell battery pack using TI digital power controllers and multi-cell battery devices.
Design Considerations
Plug-in hybrid electric vehic...[Details]
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There are two ways to turn off a thyristor: one is well known, that is, when the anode potential of the thyristor is lower than the cathode potential or the anode current is less than the holding c...[Details]
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Recently, EuPDResearch, an authoritative European research organization known as the "industry weathervane", awarded the "2018 Top Inverter Brand" honor, which symbolizes the quality gold award, to Gi...[Details]
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P5OUT |= BIT5
P5OUT is ORed with BIT5 and then assigned to P5OUT.
P3OUT&=~BIT0
BIT0 is actually 0x0001; then P3OUT&=~BIT0; is equivalent to P3OUT=P3OUT&(~0X0001),
which is actually P3OUT=P3OU...[Details]
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The microcontroller source program is as follows: //Digital tube high position------low position //Four buttons to control the stepper motor: forward, reverse, plus 1, minus 1 //When the power is on...[Details]
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Function of the circuit
The input voltage increases with the opposite characteristics of the logarithmic conversion circuit, and the output voltage increases exponentially. This...[Details]
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It is reported that LG stated in its complaint that Samsung used marketing terms such as quantum dots (QD) to package its high-end TVs, which are actually just LCD TVs with QD backlight panels, not g...[Details]
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Transformers can be purchased in the electronics market, such as the BK50 type commonly used in machine tools, which is very suitable. The secondary output voltage is 36V, the power is 50W, and it co...[Details]
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Improving the efficiency of energy replenishment is one of the key points of the development of new energy vehicle technology, and the 800V high-voltage fast charging platform is gradually approach...[Details]
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Mitsubishi PLC FX3U series is a very popular small PLC with high performance, high reliability, ease of use, etc. In practical applications, remote I/O settings are one of the common requirements.
...[Details]
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Bus-type microcontroller: It has parallel address bus, data bus and control bus external pins, which can be used to expand peripheral devices in parallel.
Non-bus type MCU: No parallel address...[Details]