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#include
#define PB
/***************************************
Use the two PWM channels of timer 1 to see the brightness of the LED under different duty cycles.
The LED is connected to the MCU thr...[Details]
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What is a supercapacitor? ◆Supercapacitor (supercapacitor, ultracapacitor), also known as double-layer capacitor (Electrical Double-Layer Capacitor), gold capacitor, farad capacitor, stores ene...[Details]
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#include AT89X51.H #define uchar unsigned char #define uint unsigned int uchar code table ={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0xFF}; flying tempo; uc...[Details]
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According to Reuters, Jean-Marc Chery, CEO of European chip giant STMicroelectronics (ST), said on the 29th that the global chip shortage will continue until 2023. In an interview, Chery said, "The c...[Details]
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Incineration can be traced back to the origin of civilization. We can see in early cities that incineration has been used to reduce waste for thousands of years. Incinerators are a kind of harmless t...[Details]
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The improvement of infrastructure has brought convenience to new energy vehicle owners. Recently, Tesla announced that the number of Tesla's super charging piles has reached 25,000 worldwide. In 2012...[Details]
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On October 13, Allwinner Technology released its performance forecast for the first three quarters of 2021, saying that the net profit attributable to shareholders of the listed company in the first ...[Details]
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Hardware Hookup As can be seen from the circuit connection diagram, the negative pole of the LED is grounded, and the positive pole is connected to the output terminal of 74573 through a resistor....[Details]
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1 Introduction
LED flat panel display is an ultra-thin, highly reliable, all-solid integrated optoelectronic integrated display system. It is mainly composed of integrated LED (light-emitting diod...[Details]
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2410 has 5 timers in total, timer4 has no pin output, and the rest can be used as PWM.
0 and 1 share a prescaler
2, 3, 4 share a prescaler
TCFG0 correspond to these two pre-dividers respectively...[Details]
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Many people confuse power meters and active energy meters. What is the difference between active power meters and active energy meters? Power Meter Overview Power is an important parameter that chara...[Details]
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In this section, you will learn: Analysis of OOS sound card system in Linux Modify the control part of s3c2410-uda1341.c and transplant the wm8976 sound card Play MP3 using madplay app Common Engli...[Details]
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Because the RTT function of jlink is used on STM32F4 The RTT code will generate a specific warning after compilation ..\RTT\SEGGER_RTT_printf.c(299): warning: #111-D: statement is unreachable ...[Details]
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In recent years, the communications industry has continued to develop. The transition from 2G to 5G mobile phones has directly driven the rapid growth of the RF filter market. In 2020, more than 60% ...[Details]
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1 Introduction
LED street lights are the first step for semiconductor lighting to eventually enter the functional lighting of thousands of households. Its advantages are power saving, safety, envi...[Details]
Analog electronics
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