In order to adopt interrupt vector remapping instead of rewriting the interrupt vector table, the interrupts used by the APP program and the BSL program are different.A tricky problem was encountered ...
[i=s]This post was last edited by fish001 on 2018-10-17 23:01[/i] [size=4]I bought the ISD4004 voice module on Taobao, which is a real rip-off. I connected the computer audio port and the language por...
1. The salt spray test box does not spray? Answer: Check whether the air pressure valve is open, the pressure should not be lower than 0.3Mpa, the air intake pressure (0.3~0.6Mpa), the spray pressure...
[i=s]This post was last edited by 54chenjq on 2020-2-27 00:24[/i]TI's red boards are all pretty. Here are some pictures to show you.
The light pointed by the yellow arrow will be used to demonstrate t...
In the past, most of the so-called open source hardware were drawn with Eagle, so I learned Eagle. Now there seems to be a trend of migrating to KiCAD. Let me share a stepper motor controller I saw re...
[i=s]This post was last edited by Beifang on 2021-8-13 11:10[/i]1. There is a relatively standard model for developing programs in rtthread, which is to use rt-thread setting. This standard setting is...
Prepare for analysis After reading "NandFlash Application of S5PV210 (II)", I have a certain understanding of the access method of the first 16k of binary files. This time, I want to prove the acce...[Details]
Recently, Li Bin, chairman and CEO of NIO, said in an interview with the media that it is not difficult to develop self-driving chips, which is easier than mobile phone chips. Li Bin's words have ...[Details]
Beijing time, August 26, according to foreign media reports, on August 25 local time, Toyota's Chief Product Integration Officer Keiji Yamamoto announced in Tokyo the relevant software development pl...[Details]
On March 14, Huazhong Numerical Control issued an announcement that it plans to raise no more than 1 billion yuan through a private placement to no more than 35 (including 35) specific targets, inc...[Details]
Recently, TSMC has decided to build a 100-hectare factory in the Central Science Park in Taichung, with a total investment of NT$800 billion to NT$1 trillion (approximately US$28.9 billion to US$36.1...[Details]
The official V3.5 library help document mentions that there are rising edge, falling edge, and dual edge options. See Figure 1. However, the manual shows that the register bit is reserved, so writin...[Details]
I am about to find a job, so I reviewed the relevant knowledge and looked at the written test questions of embedded C. Overall, I feel that the test questions are quite interesting. The test points ar...[Details]
Transformers are electrical devices that transfer electrical energy between two or more circuits through electromagnetic induction. They play a key role in the long-distance transmission and distri...[Details]
1 Introduction
DTC theory was first proposed for asynchronous motors, and then PMSG DTC theory was proposed. Studies have shown that DTC strategy is not only applicable to motor operation, but als...[Details]
1. Project introduction Breathing light is a common LED lighting effect that can simulate changes in human breathing and make the light look softer and more natural. The 51 microcontroller is a widel...[Details]
Gyroscopes can measure angular velocity along one or more axes, while MEMS accelerometers can measure linear acceleration, making them an ideal pair of complementary technologies. In fact, by combi...[Details]
On September 27, the NIO Taihu Lake Loop Charging and Swapping Network was officially opened to traffic. There are 8 NIO battery swap stations, 5 NIO supercharging stations and 5 destination chargi...[Details]
The 4-channel oscilloscope can observe and measure 4 signals at the same time, which is more convenient when comparing and measuring more than one signal. The panel layout, functions and settings o...[Details]
The so-called confidential communication is to prevent the secret of communication from being stolen. In the process of communication, confidential information and its transmission method are conceale...[Details]
Microcontroller MCU
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