[i=s]This post was last edited by lehuijie on 2018-9-6 13:17[/i] This is a PC software. I will put it in this section first. If it is wrong, the moderator will remove it! This is a free OCR software. ...
Description: This example is a uCOSII network communication example based on the STM32_V3.4 firmware function library, and is compiled in MDK4.12. Operation process: 1. Open the MDK project file in th...
The day before yesterday, I received a text message from the class committee saying that recently a scammer was impersonating the Provincial Department of Education to refund the tuition and miscellan...
Abstract: A novel DCMboundary power factor correction (PFC) chip is introduced. Its main features are to improve the power factor at high voltage input, reduce the total harmonic content (THD) of the ...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:41[/i] Before the end of the interview, most interviewers will ask questions to job seekers. The most common one is: Do you have any question...
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[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]
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]
If you do not use an external crystal on the STM32, the connection method of OSC_IN and OSC_OUT If you use the internal RC oscillator instead of an external crystal, please follow the following metho...[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]
The chip is EM78P153 ; P64, P65 are connected to the crystal oscillator, the oscillation mode is 4MHz crystal oscillator ; the watchdog is off, the instruction cycle is 2 CLOCK, and P63 is the rese...[Details]
The industry generally believes that hybrid beamforming (Figure 1) will be the preferred architecture for 5G systems operating at microwave and millimeter wave frequencies. This architecture combin...[Details]
The transformation from traditional factories to smart factories will inevitably become the biggest "wave" in the future world manufacturing industry. How can traditional factories quickly achieve th...[Details]
introduce This application document describes the Atmel? ATMEL MCU, CPLD download line interface; the interface for online programming of AT89SX microcontroller using AT89SISP programmer. AT89ISP s...[Details]
Recently, Foton Auman hydrogen fuel cell buses were highly praised by the Canadian Prime Minister and attracted numerous fans. Foshan held the "Second International Exchange Conference on Hydrogen ...[Details]