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The microcontroller does not have an operating system. The codes written in Keil are all bare-metal codes. In-depth writing of bare-metal codes helps to understand the characteristics of the hardware...[Details]
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Lithium-based battery chemistries are rapidly replacing lead-acid and nickel-metal hydride (NiMH) materials in high-power industrial and transportation systems. However, the advantages of lithium che...[Details]
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void sendc(int val) { char str ; str =val+'0'; //Assign value to a single character uart_txd(str ); } uart_txd(); is used to send characters. This section converts variables into characters and...[Details]
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With the rapid development of the Internet, the demand for high-power UPS and generators in data centers has increased rapidly, which has also caused some new problems. This article conducts theo...[Details]
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0 Introduction
MP3 (MPEG I Audio Layer 3) is a sound file format based on the Motion Picture Expert Group (MPEG) compression standard. Its compression ratio varies according to the samplin...[Details]
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0 Introduction
The galvanometer scanning laser marking technology is to change the propagation direction of the laser by controlling the deflection angle of two high-speed galvanometers, an...[Details]
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On November 3, Cambricon released the third-generation cloud AI chip Siyuan 370, two acceleration cards based on Siyuan 370, MLU370-S4 and MLU370-X4, and the newly upgraded Cambricon Neuware software...[Details]
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1. The reading accuracy of the pointer meter is poor, but the process of the pointer swing is more intuitive, and the swing speed and amplitude can sometimes objectively reflect the size of the measu...[Details]
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1. Touch screen hardware knowledge
1. Module schematic diagram
S3C2440 has 8 ADC channels, of which the touch screen controller interface XP, XM, YP, YM multiplexes four IO pins with four...[Details]
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Bloomberg's Mark Gurman covered Apple's development of a new external display in his Power On newsletter. According to the reporter, unlike the Pro Display XDR, Apple's next external display is desti...[Details]
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The megohmmeter is a measuring instrument commonly used by electricians. It is mainly used to check the insulation resistance of electrical equipment , household appliances or electrical lines to t...[Details]
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SysTick clock, commonly known as "tick timer", can generate an interrupt at a fixed time. How long does it usually take for an interrupt to occur? The official time given is 1ms. So, how does it ge...[Details]
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News background: According to foreign media reports, Solid Power is working with Ford Motor Company to develop all-solid-state batteries for the next generation of electric vehicles. Compared with t...[Details]
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The following program can achieve a relatively accurate delay at the ms level:
void Delayms(unsigned int n)
{
unsigned int i,j;
for(j=n;j 0;j--)
for(i=112;i 0;i--);
}
Use keil ...[Details]
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On November 12, according to a press release on the official website of the South Korean Ministry of Trade, Industry and Energy, Japan's JSR, a semiconductor photoresist giant, held a groundbreakin...[Details]
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