Some netizens called for: Brothers who have taken too much money, please note that the money must be returned. We don’t say whether it is illegal or not, nor do we say how others treated us before, at...
I use winCE5.0 ARM9 core, and the application is developed with EVC4.0. I set a time value (e.g. 5S) through the application (set.exe), and then close the set.exe program immediately after setting. If...
[i=s]This post was last edited by Baboerben on 2022-4-20 16:33[/i]I don't have 1n5822 on hand, and I'm in a hurry to do the experiment. I use a transistor to replace the diode at 5822 as shown in the ...
[p=16, null, left][color=rgb(0, 0, 0)][font=Arial, Helvetica, sans-serif, 宋体][size=12px]This is related to the propagation speed of the signal. The signal speed in the copper line on the FR4 board is ...
TI has clearly demonstrated strong capabilities in many of the areas it mentioned, bringing various components, application notes, software, reference designs, evaluation products, large revenues, etc...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
1. Purpose Since the number of times the STM32 FLASH can be erased and written is limited, in order to protect our FLASH and extend the use time of the MCU, we can debug on the SRAM. SRAM is a ...[Details]
The update interrupt initialization configuration of the stm32 advanced timer TIM1 is not much different from that of the ordinary timer. What needs to be paid attention to is the configuration of TI...[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]
The day before yesterday, I learned about STM's Systick and found it quite useful for precise timing. When I used CVAVR before, I found that the delay.h in it was very useful. So, I used STM32's...[Details]
1. The first project We are going to create the first project, which is mainly for project analysis, so that we can understand how CubeMX works and how to trace the code logic. Okay, no more nonsense...[Details]
0. Preparation First use st-link to connect the stm32 core board and PC for burning St-link Stm32 3.3V 3.3V GND GND SWDIO PART SWCLK DCLK Then connect with USB serial port board to v...[Details]
The goal of this article is to build a TCP client based on the previous project that can ping the PC, and can actively send data to the PC, and can also send and receive data with the PC, and display...[Details]
After studying the F4 FSMC method to drive the touch screen for a few days, I have gained some understanding, which are listed below. The unorganized record is only for my own reference in the future...[Details]
This routine is also a classic routine on the development board. I modified the framework of the program to make it more suitable for future calls. The specific 4*4 keyboard scanning principle is rel...[Details]
1. FSMC Brief FSMC, the Flexible Static Storage Controller, is capable of interfacing with synchronous or asynchronous memories and 16-bit PC memory cards. The FSMC interface of STM32 s...[Details]
The article is written for LPC2148, but it is also applicable to Samsung's 44B0 chip. You only need to select S3C44B0 as the corresponding CPU when selecting it. JLINK debugging experience un...[Details]
This paper proposes a design scheme for an embedded CNC system based on ARM and FPGA. The software and hardware design of the ARM system, the implementation method of hardware fine interpolation ...[Details]
As a leading company in automotive semiconductors, Freescale and Khronos Group have jointly launched an automotive multimedia embedded microprocessor i.MX35 with an integrated OpenVG hardware acceler...[Details]
1. Heart rate measurement principle 1. What is a heart rate module? The heart rate module is professionally used to monitor the heart rate of the wrist, fingers, forehead, earlobe, chest and other ...[Details]
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