When the computer is turned on, it makes a constant "beep beep" alarm sound, and the computer cannot be turned on. It has been confirmed that it is not a problem with the memory stick, because I check...
I have all the information of Fujitsu FM3 peripheral driver library (MB9BF506R) here, including PDF and CODE; but I am the only one who still doesn't know how to use it, I hope to learn together throu...
The figure below is a boost circuit that requires an input of 5V and outputs 15V.
After the circuit was soldered, the 34063 was burned out as soon as it was powered on. It was very hot and no short ci...
A 51 novice who has just started to learn amateur code cannot understand professional code. I will not give up until I write it myself. 51 MCU Application Development Manual, those who are interested ...
By the way, during the Toff period when the control switch K is turned off, the magnetic flux in the transformer core is mainly determined by the current in the transformer secondary coil loop, which ...
The most significant event in the technology circle during this period is undoubtedly the news that ZTE was banned by the United States. Once the news came out, it shocked the entire Chinese techno...[Details]
Recently, the U.S. Department of Commerce announced that it would prohibit companies in the country from selling any electronic technology or communication components to ZTE, a Chinese communicatio...[Details]
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
I have been working on this i2c for several days. Many people on the Internet say that this is a problem with the ST package library, and they basically talk about the STM32F1 series of chips, and ev...[Details]
Recently, the relevant person in charge of the Energy Conservation Division of the Energy Conservation and Technology Equipment Department of the National Energy Administration said on the issue of...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
First of all, security practitioners have never felt that AI can be used as deeply as today. Although Antelope Cloud is a platform manufacturer, it has always been interested in AI and AI- specific...[Details]
In 1949, after three years of civil war, the Nationalist government was defeated and retreated to Taiwan. The political and academic circles launched a large-scale reflection on why they failed in ...[Details]
Different models of PIC series microcontrollers have different watchdog settings. The following takes the PIC16F688 microcontroller as an example. 1. If WDTE=1 in the configuration word, the watchdog...[Details]
The storage media corresponding to the three boot modes of STM32 are built-in to the chip, they are: 1. User Flash = Flash built into the chip 2.SRAM = RAM area built into the chip, which is the m...[Details]
The code for using timer 0 to implement a running light in a 51 MCU is as follows. The LED light is connected to port P1. The code is annotated below, so I won't explain it in detail. My English is n...[Details]
When the program starts running, light A turns on for 5 seconds, then turns off, light B turns on for 5 seconds, light B turns off, light C turns on for 5 seconds, light C turns off, the program ends...[Details]
I have been deeply affected by serial ports since 51. The MAX232 I bought from Huaqiang was originally broken. I thought there was something wrong with my circuit or schematic. Since there was no goo...[Details]
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