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This article will introduce a common car inverter circuit and working principle. The output power of the car inverter is 70W-150W, and the inverter circuit mainly uses a pulse width modulation circui...[Details]
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The FP6115 is a step-down switching regulator for a wide range of operating voltage applications. The FP611 has a built-in high-current P-MOSFET, a high-precision reference (0.8V) for comparing the...[Details]
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On April 7, Mao Weiming, Chairman and Party Secretary of State Grid Corporation of China, and Xin Baoan, General Manager and Deputy Party Secretary, conducted a video survey of the State Grid North...[Details]
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Fourth quarter net revenue of $2.75 billion; gross margin of 39.3%; operating margin of 16.7%; net profit of $392 million Full-year net revenue: $9.56 billion; gross profit margin: 38.7%; operating...[Details]
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Makefile KERN_DIR = /home/grh/kernel_source_code/linux-2.6.32.2 all : make -C $(KERN_DIR) M=`pwd` modules arm-linux-gcc key_interrupt_app.c -o key_interrupt_app clean : make -C $(KERN_DIR) M...[Details]
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//★★★★★★★★★★Application of PIC microcontroller USART (serial communication)★★★★★★★★★★★\ //Single-signal machine model: PIC16F877A //Function description: Application of PIC microcontroller USART, the...[Details]
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Recently, HaloIPT, a British company, announced in London that it has successfully realized wireless charging for electric vehicles using its latest inductive power transmission technology. This is a...[Details]
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弱光检测通常是先将光信号通过光电器件转换成电信号，再经前置放大电路放大后，由A／D转换电路将模拟信号转换成数字信号进行分析处理。弱光检测技术广泛应用于现代通信、医疗和科研等领域。弱光检测电路一个重要性能指标是对噪声的滤除能力，但在弱光检测时，光信号与噪声几乎处于同一数量级，信号很容易淹没在噪声中，不利于后续电路处理。传统方法是采用电路级联来滤除干扰，放大信号；但这种电路需用精密电阻，...[Details]
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Traditional wired burglar alarms only sound an alarm locally when a theft is detected. They have no internal controller and are easily damaged and ineffective. They are also inconvenient to install...[Details]
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The relationship between battery internal resistance and capacity has two meanings:
The relationship between the battery internal resistance and rated capacity, and the relationship between ...[Details]
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On June 27, the Shanghai Regulatory Bureau recently disclosed that Doxin Semiconductor signed the "Guidance Agreement on the Issuance and Listing of Doxin Semiconductor Co., Ltd.'s Shares" with Haito...[Details]
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In STM32 development, the serial port is our most commonly used interface. Through the serial port, we can easily output data to the computer, which is convenient for us to debug the program. Let's ta...[Details]
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By the end of 2019, the auto market is still going through a cold winter. Along with the news of layoffs, there is also a wave of transformation of auto companies. Auto giants and parts manufacture...[Details]
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Hubei Yiwei Power Co., Ltd. (hereinafter referred to as "Yiwei Power"), a subsidiary of Huizhou Yiwei Lithium Energy Co., Ltd. (hereinafter referred to as the "Company"), signed a "Contract" with t...[Details]
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Simple classification of ARM registers: Figure 1-1:
Figure 1-1
There are 37 32-bit registers in the ARM microprocessor, including 31 general registers and 6 status registers. Howeve...[Details]
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