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From ARM Cortex-M3 Processor Architecture.PPT position: Overview: Cortex-M3 processor core Cortex-M3 processor instruction set Thumb-2 Cortex-M3 Nested Vectored Interrupt Controller NVIC ...[Details]
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I have been working on a project under Embedded Linux recently, and the platform is Friendly Arm Micro2440. However, sometimes I find that because the development board has been used for a long tim...[Details]
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At the "Second China (Guangdong) Artificial Intelligence Development Summit Forum", CanSemi, as a representative of the leading enterprise in Guangdong Province's integrated circuit industry, signed ...[Details]
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S3C2440 only needs to use the host sending mode and the host receiving mode to read and write AT24C02A. The manual provides the flow charts of these two modes for reference. There are a few things ...[Details]
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Earlier, there were reports that Apple was going to develop its own wireless charging pad, but this plan was officially stopped in March 2019, confirmed by Apple Senior Vice President Dan Riccio. How...[Details]
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"Zhuoerfan Transformer: A Powerful Force to Promote New Energy Storage"
In the field of new energy storage, Zhuoerfan Transformer has become an important force to promote the ...[Details]
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Motion recognition is a hot topic. After launching the sensational multi-touch technology, Apple is preparing to apply for its own motion recognition patent. Motion recognition is simply to use the a...[Details]
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PLL (phase-locked loop) frequency synthesis completes frequency addition, subtraction, multiplication and division operations through a phase-locked loop. This method has a simple structure, i...[Details]
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Sound Card You can see the I2S line on the left There is an I2S controller in 2440, which can transmit sound information to the middle chip through the I2S controller. Then the chip drives the spea...[Details]
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This article introduces three locations for placing the current sampling resistor of the current mode Buck converter: input end, output end and freewheeling tube, and explains in detail the advanta...[Details]
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The triggering modes of the ZDS2022 oscilloscope include normal triggering and automatic triggering. If automatic triggering is used when testing SPI signals, the waveform may not be displayed stably...[Details]
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According to the China Business Times, US President Trump announced that on September 1, a 10% tariff will be imposed on the third wave of mainland products imported into the US, amounting to approxi...[Details]
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;This program will show you cycle glitter between 8 led lamps
; maker:Chen Weiwu
; date:2012-11-08
; version:1.0.0
;-------------------------------------------------------------
;Define
Ledprt ...[Details]
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This soft switching power supply adopts a full-bridge converter structure and uses MOSFET as a switch tube with a parameter of 1000V/24A. It adopts phase-shifted ZVZCSPWM control, that is, the lead...[Details]
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To set the system to work in svc privileged mode, we know from the previous learning that this requires setting the CPSR program status register.
In the ARM Architecture Reference Manual.pdf d...[Details]