DSP is a digital signal processor designed for real-time digital signal processing. It is very suitable for embedded real-time systems because of its outstanding advantages of fast computing speed, sm...
The schematic diagram of the circuit is shown below.Simplified circuit of switch circuit
Before the circuit is powered on, the switch "TEST" is turned off and the microcontroller is not powered by VCC...
[i=s]This post was last edited by jinglixixi on 2020-12-8 13:28[/i]Initially, the plan was to use digital sensors to design a device with home environment detection and prompt functions, but the milli...
[i=s]This post was last edited by Digital Leaf on 2021-6-17 22:00[/i]I was going to write SPI_FLASH read and write operations, but I found that I had to write QSPI_FLASH first, because after using RT-...
This post uses the various peripherals of the Qingke Arduino expansion board to evaluate the communication performance of the single bus/AD/analog serial bus of the STM32F769. The peripheral modules u...
donatello1996Special Edition for Assessment Centres
Circuit diagram of electronic transformer with overcurrent protection
(1) The core of the circuit is a double-ended half-bridge self-excited switch conversion circuit consisting of C2, C3, T3, L...[Details]
There are many pumps in the chemical fiber workshop, more than 1,000 units, running 24 hours a day. Almost every day, the motors burn out. They all have thermal relay protection, and the set value ...[Details]
Timing and protocol are two key points in digital system debugging, and they are also where logic analyzers can play their most valuable role. How can we use a logic analyzer to quickly complete wiri...[Details]
Jiwei.com reported on December 28 that according to the well-known digital blogger @数码闲聊站, the vivo X60 series is equipped with a new UFS 3.1 flash memory, with a sequential read speed of 1900MB/s±, ...[Details]
Temperature transmitter basic principle The temperature transmitter consists of two parts: the range unit and the amplifier unit. The range unit is composed of a circuit board consisting of an in...[Details]
In the third quarter of 2019, Advantech, a global industrial IoT service provider, announced that it had signed a global distribution agreement with Acronis, a global leader in cyber security protect...[Details]
Recently, CATL stated on an interactive platform that the company is currently focusing on the development of lithium-ion battery technology and is also paying close attention to new technologies. Th...[Details]
Last time, we talked about that due to the continuous upgrade of the stm32 official library and iare ew arm, many configurations have changed. 1 This error occurred when upgrading stm32 stdlib 3.5...[Details]
Recently, I need to transplant the WiFi wireless network function to the iTOP4412 development platform. After consulting relevant information and a period of research and debugging, I finally succeed...[Details]
#include "stm32f10x_systick.h"
//Use SysTick's normal counting mode to manage delays
//Include delay_us, delay_ms
//Fixed the error of calling in the interrupt and causing an i...[Details]
Electric vehicles are powered by electricity, but they also have a big disadvantage, which is their poor endurance. Therefore, it is particularly important to use modern technology to charge electr...[Details]
We can install many APKs we like and need on the 4412 development board, but how to install them? Here we will teach you how to install APKs using adb commands. adb install -r means reinstall -s m...[Details]
According to the latest report from Bloomberg, a TSMC spokesperson said on Sunday that TSMC has responded to the U.S. Department of Commerce's request to provide supply chain information to help solv...[Details]
On August 16, according to foreign technology media AppleInsider, Apple recently obtained a technology patent that allows the lens on the back of the iPhone to no longer bulge by folding the camera l...[Details]
To use a certain type of LCD on an ARM board, you often have to modify the LCD driver or device tree, which is very inconvenient.
In ARM40-A5, we store the configuration instructions of common...[Details]
Microcontroller MCU
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