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UART5 does not support DMA Different peripherals require different DMA UART4 needs to use DMA2 channel 3 or 5 For example: void DMA1_Channel5_IRQHandler(void) { u16 i,j=0; OS_ENTER_CRITICAL(); /...[Details]
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1 Introduction
The integration and density of modern electronic technology and information technology are getting higher and higher. The interference problems between circuit modules and devi...[Details]
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October 23 news: Since the new car-making power Ideal Auto delivered its first mass-produced car, Ideal ONE, it has received high market attention. In terms of sales, Ideal ONE sales exceeded 20,000...[Details]
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Ways to reduce
the neutral voltage
include:
1) Shortening the length of the neutral line and increasing the cross-sectional area of the neutral line can reduce the neutral line...[Details]
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According to Tianyancha, Huawei Technologies Co., Ltd. applied for a trademark related to "Wi-Fi 6" on June 24, classified as "scientific instruments", which is currently under review. It is specu...[Details]
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Abstract: The mechanism of electromagnetic disturbance of switching power supply is analyzed, and corresponding suppression measures are proposed. Issues that need to be paid attention to in electr...[Details]
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Recently, Huawei's new model Mate60 Pro has set off a sensation in the mobile phone circle. This flagship smartphone, which integrates multiple innovative technologies, once again proves the streng...[Details]
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1 Introduction
The automatic temperature control phototherapy system is a medical physiotherapy instrument. Its principle is to use a single-chip microcomputer to control the thyristor to cont...[Details]
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introduction Assembly language is a machine-oriented programming language represented by mnemonics. Mnemonics make the original machine language relatively intuitive, easy to understand, and easy...[Details]
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In the development of the ARM9 core, burning and simulating the BootLoader program has always been a headache for R&D engineers. The reason is that there is no efficient BootLoader download program a...[Details]
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Introduction:
At present, the application of embedded systems is becoming more and more extensive. A general PC has 5 to 10 embedded microprocessors in its external devices, such as keyboards...[Details]
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There is a strong reason for automakers around the world to accelerate the pace of developing electric vehicles , and that reason is China. Let's follow the automotive electronics editor to learn m...[Details]
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1. A brief introduction and implementation of exceptions and interrupts There are a total of 7 modes in S3C2440 (as shown in Figure 1), among which there are 5 exception modes: svc (management mode),...[Details]
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Introduction to Short-Range Communication Technology
In recent years, with the development of integrated circuit technology, the performance of single-chip wireless data communication ICs has bee...[Details]
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High voltage transformer drive circuit
The high-voltage transformer drive circuit adopts a single-ended drive working mode. This circuit is simple and has high working reliability. The power tube i...[Details]
Power technology
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