[i=s]This post was last edited by shipeng on 2019-5-15 18:48[/i] [size=3]I recently used the USB_OTG_FS of STM32F429 to make a BOOTLOADER that can read files in the USB disk through USB (PA11, PA12) o...
This is the actual object of this review:The first thing I didn’t expect was that it was so small and exquisite, which was completely in line with the temperament of a “reduced” instruction set.The se...
The information is as follows:Overview1.1 Introduction to DTLS encryption
DTLS (Datagram Transport Layer Security) is a datagram transport layer security protocol. It is an extension based on the TLS ...
In the box provided with the development board, there is a relatively large instruction manual, which should be the steps for Get Start.
The Germans are very rigorous in their work, which can be seen ...
As an energy conversion device working in the switching state, the voltage and current change rate of the switching power supply is very high, and the interference intensity generated is relatively la...
CATL's second-generation sodium-ion battery aims to achieve an energy density of over 200Wh/kg. It is expected to be launched in 2025 and put into mass production in 2027. According to reports, CAT...[Details]
P3.0-P3.7 are 8-bit bidirectional lines of P3 port. The first function is basic input/output. The second function of each pin is shown in the following table:
P3 port internal structure and...[Details]
This system uses MSP430 as the control core to design and produce a sine wave and pulse wave signal source. This experiment is divided into four major modules, namely keyboard scanning module, sine ...[Details]
This document introduces the upgrade and test routines of the ADC driver of the iTOP-4412 development board. The built-in driver can only support one ADC. This article introduces how to modify the co...[Details]
For heavy-duty, high-performance measurements at voltages above 2.5kV, the P6015A is the industry standard. You can measure DC voltages up to 20kVRMS and pulses up to 40kV (peak, 100ms time period). ...[Details]
This code uses Proteus simulation, uses 51 single-chip microcomputer to simulate PWM, uses timer to obtain motor speed information, uses PID algorithm to control speed, speed, P, I, D can be set wi...[Details]
Work notes:
To debug external RAM, I expanded a 64K RAM on CS0, which means the address starts from 0X80000000. At first, I didn't know the setting of REALVIEW, so I couldn't read or write RAM...[Details]
In response to the US ban, Huawei is accelerating the construction of its own supply chain and wooing Taiwanese semiconductor manufacturers to break through. Siliconware Precision Industries, a subsi...[Details]
Maximizing the Accuracy of Automated Test Systems
introduction
When designing an automated test system, maximizing accuracy is often a key consideration. Determining ho...[Details]
"Automotive is a completely new market for us, and this new InnoSwitch-AQ with integrated 1700V SiC really opens the door for us to support electric vehicle applications with 800V bus battery volta...[Details]
The third stage is to establish a buddy Buddy's lifespan mm_init- mem_init returns - no end point Buddy managed memory size The memory managed by buddy is determined by memblock The portion of me...[Details]
Introduction The driving timings of CCDs of different manufacturers and different models are different. In addition, the volume, cost and flexibility requirements for different performance and diff...[Details]
Under the epidemic, more than 18 million companies and more than 300 million people in China have started the "cloud office" mode at home through various mobile office platforms. For a while, mobile ...[Details]
1. Introduction
Today, LED lighting is a mainstream technology. LED flashlights, traffic lights and car lights are everywhere, and countries are pushing to replace incandescent and fluores...[Details]
Yan'an High-tech Zone Investment Promotion Team went to Chengdu and Wenzhou to conduct investment promotion inspection activities. From October 14th to 19th, Qin Li, member of the Party Working Commit...[Details]
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