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1. New Project Create a new S32SD project named led_test, select MPC5744P as the chip, select the latest SDK, and be careful not to select FreeMaster. The current version has some problems with autom...[Details]
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//To be improved #include pic.h #include "../head/config.h" __CONFIG(HS&WDTDIS&LVPDIS&PWRTEN);//Set the fuse bit //MCU LED common anode segment code table (with decimal point) 0~9 const char table...[Details]
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To gain a foothold in the Internet of Things ( IoT) market, original equipment manufacturers (OEMs) must accelerate their pace of innovation. The application of the Internet of Things makes everyt...[Details]
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1. Experimental task As shown in the figure below, two common cathode digital tubes are connected to the P0 and P2 ports of the AT89S51 microcontroller. The P0 port drives the display of the tens d...[Details]
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The contents of the etc directory mainly depend on the program to be run. Only three files need to be created here: etc/inittab, etc/init.d/rcS, etc/fstab. root@huanghuang-desktop:/work/nfs_root/...[Details]
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Reduce the cost of mobile equipment with advanced calibration test methods
It is commonplace today for consumers to use their mobile devices in ways that were unheard of just 10 year...[Details]
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According to Jiwei.com, chips are everywhere, from traditional fields such as information communication and industrial transportation to hot applications such as big data, AI, autonomous driving, an...[Details]
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Smart door locks have gradually become the next hot spot after smart speakers and have entered a stage of large-scale explosion, but products are highly homogenized. Currently, companies are mainly i...[Details]
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This article explores the implementation of isolated bidirectional DC-DC power transfer by adapting a dedicated digital controller to support reverse power transfer (RPT) i...[Details]
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Abstract: As clock rates increase, traditional methods of measuring delay using high-speed oscilloscope active probes are difficult to obtain accurate results. These probes become part of the high-s...[Details]
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Oscilloscopes are commonly used tools. How to use them correctly in power supply development? Here is a summary. Please correct me if I find any mistakes. Some pictures are quoted from the Internet. ...[Details]
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The figure shows a 4W/5V switching voltage regulator circuit. This circuit uses the TOPSwitch series T0P100 device. The TOPSwitch (Three Terminal Offline PWM Switch) series device is a three-termin...[Details]
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An oscilloscope is a tool used to detect various circuit states and display them in the form of waveforms. It can also be used to check circuit board faults. In many cases, it is more useful than a m...[Details]
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#include“reg52.h” #include “intrins.h” #define by te unsigned char //#define N_NOP _nop_();//_nop_();_nop_(); /////////////////////////////////////////////////////// //MAX7219 //////////////////////...[Details]
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High voltage solid state soft start cabinet is an electrical equipment widely used in the industrial field, mainly used for starting high voltage motors. It uses advanced power electronics technolo...[Details]