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At present, 115V/400 Hz
power supply
is widely used in military equipment such as aviation and aerospace. Military equipment generally has high requirements for frequency accuracy, so it...[Details]
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Abstract: EDA technology is the core of modern electronic design technology, and it plays an important role in modern integrated circuit design. With the rapid development of deep submicron and ult...[Details]
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Hybrid vehicles allow the electric motor to participate in the engine work, converting electrical energy into mechanical energy to replace part of the oil, so as to achieve fuel saving. This is als...[Details]
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2. Transplantation of modified code of u-boot.2012.04.01 (clock, SDRAM, UART) 1. Create a new board pre name="code" class="cpp" cd board/samsung/ cp smdk2410 smdk2440 -rf cd ../../include/configs...[Details]
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1. Interrupt configuration Take external interrupt 0 and pin PA0 as an example to configure void SYS_EXTI0Init(void) { GPIO_InitTypeDef GPIO_InitStructure; EXTI_InitTypeDef EXTI_I...[Details]
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The figure shows an application circuit that uses the W7800 integrated voltage regulator to expand the output current. The maximum output current of the W7800 is 1.5A. If the current exceeds 1.5A, an...[Details]
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1 Design principle - meet the maximum impedance mismatch Insertion
loss should be increased as much as possible, that is, the signal reflection should be increased as much as possible. Assume...[Details]
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Broadly speaking, DVB (Digital Video Broadcasting) technology refers to the broadcasting of "data containers" that can carry all types of data . DVB simply uses these "containers" to transmit compr...[Details]
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一个按键正转,另一个按键反转.模拟输出编码信号.正转1110 00 10 反转11 01 00 01 //1H=GP2 2H=GP1 3H=GP0 4H=GP4 KEY=GP3 #include pic.h __CONFIG(0xFEA); #define uchar unsigned char #define CW_A GP4 // #define CW_B GP5 // #...[Details]
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Hubei Xingfa Chemical Group Co., Ltd. (hereinafter referred to as "Xingfa Group") issued an announcement stating that on August 15, Xingfa Group and the Shenzhen Institutes of Advanced Technology of ...[Details]
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1. Hardware Introduction:
(Using 5050LED 2W) The RGB three-color LED control pins are P1.2, P1.1, and P1.0 of the single-chip microcomputer. The positive pole of the LED is connected to the positi...[Details]
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iQOO 7 will be officially released at 19:30 on January 11, and some sample photos have been posted on the official Weibo recently. iQOO 7 will be equipped with Qualcomm's latest Snapdragon 888 chip, ...[Details]
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When the electromagnetic flowmeter is not in use, we need to take scientific and reasonable maintenance and care methods for the electromagnetic flowmeter. Many people find that after using the elect...[Details]
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According to foreign media reports, watching videos while driving is a taboo, but what if you stop the car to watch the video? Recently, Ford applied for a new patent, describing the idea of turn...[Details]
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Basic diagram Working waveform of each pin of the switch tube Assuming that the amplification factor of Q1 is A and the base drive current is B, when the current of L T2A (that is, the collecto...[Details]