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Today's work is what I did before, but it didn't work. I failed when expanding the ROM~~
But today the main thing is to expand the external RAM, which is relatively simple. I don't want to set up too...[Details]
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Offices include general offices, office buildings, business centers, etc. Due to the particularity of office spaces, office workers are required to keep their minds fresh, comfortable and peaceful for...[Details]
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Reasons for excessive motor torque
Excessive motor torque may be caused by the following reasons:
1. Motor parameter mismatch: Motor parameters include resistance, inductance, permanent m...[Details]
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The output signal of the crankshaft position sensor is transmitted to the engine control unit ECU, which then calculates and accurately determines the position of the crankshaft. Specifically, the EC...[Details]
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This article begins to understand the microcontroller from the perspective of integrated circuits, mainly introducing the pin diagram and pin functions of the microcontroller, as well as simple pr...[Details]
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In the program flowchart, the Boolean data operation node is located in the function sub-palette "Programming → Boolean", as shown in Figure 1.
Figure 1 Boolean sub-palette
The names...[Details]
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Note the following about interrupt functions: (1) Interrupt functions cannot pass parameters. If an interrupt function contains any parameter declaration, a compilation error will occur. (2) Interrup...[Details]
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Heilind Electronics, a professional authorized distributor of interconnect and electromechanical products, recently won the "2021 Huaqiang Electronics Network Quality Supplier" award issued by Huaqia...[Details]
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Causes and treatments for stopping rotation
Why does the Panasonic servo motor not rotate? How to deal with it? Panasonic servo motors can control speed and position accuracy very accurately. ...[Details]
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News on the morning of May 24: Users who have upgraded to iOS 15.5 should take note that Apple has closed the iOS 15.4.1 system verification channel, which means it is no longer possible to down...[Details]
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ICC procedures:
#include iom16v.h
#include macros.h
#define setb(val,bitn) (val|=(1 (bitn)))
#define clrb(val,bitn) (val&=~(1 (bitn)))
int main( void )
{
init_devices();
while(1){
setb(PO...[Details]
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Recently, the Veken Cup OFweek 2023 (8th) Industry Annual Selection Award Ceremony hosted by OFweek, a high-tech industry portal, was held in Shenzhen.
With its excellent strength and market ...[Details]
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70% of the world's smartphones are manufactured in China, so the new coronavirus epidemic will affect the global smartphone supply chain and manufacturing capacity. Many technology companies' sup...[Details]
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For the same project file, if you select 103F3, it can be compiled successfully, but if you select 103K3, it will prompt that there is insufficient space. I was puzzled and consulted a lot of info...[Details]
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pc：Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]
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