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The S3C2440 chip only provides 27 address lines on the pins provided to the outside. The 27 pins on the chip can only access 128MB of peripheral space. In order to expand the access range of peripher...[Details]
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For IA32 (X86), when an exception is found, the CPU hardware does a lot of things, such as switching SP, CR3, CS, etc. (reading TSS), while for ARM, the processing flow is as follows
CPU Hardw...[Details]
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The iPhone SE 3, which has been on the market for two months, has attracted the attention of many users by becoming the lowest-priced 5G iPhone with its 5GA15 chip, but its sales are not optimistic, ...[Details]
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At present, the penetration rate of 3G mobile phone terminal market is still low, but from the future trend, driven by the reduction of 3G tariffs, the development of mobile Internet and smart ph...[Details]
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In recent years, with the large-scale construction of 3G networks and the rapid popularization of smart phones, the era of mobile Internet has arrived. As an operating system launched by Google, A...[Details]
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Three-stage tube The transistor, whose full name should be semiconductor transistor, is also called bipolar transistor and crystal transistor. It is a semiconductor device that controls current. Its ...[Details]
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introduction
Every year, cars incorporate more and more complex and growing electronic systems to maximize comfort, safety and performance while minimizing harmful emissions. According to ...[Details]
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Whether it is simulation or burning program, MSP430 can generally be done through: JTAG, SBW, BSL interface.
1. JTAG uses boundary scan technology. There is a logic interface for JTAG inside the 430....[Details]
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"The wind rises and the clouds fly, my power spreads across the country and I return to my hometown."
Driven by multiple forces such as intelligence, integration, safety and reliability, and b...[Details]
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On March 8, IC Insights, a world-renowned semiconductor analysis organization, updated the "2022 McLean Report", which updated the changes in the global pure wafer foundry market share by 2026. The...[Details]
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World Internet of Things Expo held, Qualcomm joins hands with industry partners to promote the value of 5G Internet of Things In recent years, 5G has become a hot topic in the field of science and ...[Details]
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The current
disadvantages of
high-power LEDs
are mainly in the following aspects:
1. High-power LED application
Light efficiency
Low
The commercialized high-
powe...[Details]
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Assembly starts from org 0000h, so how does keil c51 start the main() function? keil c51 has a startup program startup.a51, which is always compiled and linked with the c program. Let’s see how it an...[Details]
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The purpose of the experiment: copy the program from Steppingstone to SDRAM, and then jump to SDRAM to execute the source program of the experiment: @************************************************...[Details]
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Establish a new type of energy storage power station grid unified dispatching, full network sharing and operation mechanism to improve the utilization efficiency of energy storage power station projec...[Details]
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