With the continuous advancement of technology in the electronic components industry, plug-in crystal oscillators have gradually been unable to meet the needs of most products. At this time, SMD crysta...
[i=s]This post was last edited by Adward587 on 2019-7-6 00:59[/i]I am a bit confused about this circuit. After analyzing it for a long time, I still don’t quite understand its purpose. Why is the feed...
This course covers most of the mainstream neural networks. It uses easy-to-understand language to help the audience understand the principles of neural networks and learn how to implement neural netwo...
How to safely switch from DCO to external crystal oscillator is a very important step, because after this step, the processing power of 430 can be greatly improved. DCO is inside and can provide a str...
1. XDC (Express DSP Component) is a command line tool provided by TI that can generate and use real-time software component packages.2. The above two figures illustrate how XDC works: setting operatio...
In the electronic control system, the automotive sensor is the most basic part, which converts electrical signals into electrical signals and provides them to the central control unit. It senses ch...[Details]
The 8051 CPU samples each interrupt source sequentially during each machine cycle. The CPU queries the interrupt flag in the next machine cycle in order of priority. If an interrupt flag is 1, the ...[Details]
The most basic automotive circuit principle can be represented by a block diagram as shown in Figure 1-8. Other different automotive circuits are expanded on this basis.
Figure 1-7 Schem...[Details]
This task uses Ruisai MCU R7C004 to drive customized segment LCD, 4COM, 18seg, 1/3 bias. Since the MCU itself has segment LCD driver, its working process and control method can be known according to ...[Details]
Important basics: R15 (PC) always points to the instruction being fetched, and
It does not refer to the instruction being "executed" or the instruction being "decoded". In general,
People usually a...[Details]
The COVID-19 pandemic is the "black swan" of the Gengzi Year. The whole country will eventually overcome the pandemic with concerted efforts. With the arrival of spring and rising temperatures, the...[Details]
According to Weibo user @数码闲聊站, a vivo tablet equipped with Snapdragon 870 SoC is on the way and is expected to be officially launched in 2022. In addition, more manufacturers will enter the An...[Details]
Speech recognition chip is also called speech recognition IC. Compared with traditional speech chips, the biggest feature of speech recognition chip is speech recognition. It can make the machine u...[Details]
Electromagnetic interference is a major problem facing the modern circuit industry. To suppress electromagnetic interference, the following are some details that need to be checked before the cir...[Details]
In recent years, with the explosive growth of new energy vehicles, various new technologies have emerged everywhere and at any time, such as BYD Tang's "Extreme Speed Electric Four-wheel Drive", Le...[Details]
When we develop microcontroller programs, we often encounter no errors in compilation and check the program code repeatedly, but we can't find the problem. We don't know where the problem occurs? At ...[Details]
The British HINARI brand stereo is priced at 1360~1500 yuan. This machine has functions such as remote control, laser, recording, radio, TV accompaniment, surround sound, etc. The appearance is si...[Details]
Working mode of 89C51 microcontroller The 89C51 microcontroller has four working modes: reset, program execution, low power consumption, and programming and verification. 1. Reset method (l) ...[Details]
ARM processors have been developed for many years, with many architectures and many different cores.
The architectures are armv1 v2 v3 v4 v5 v6 v7
There are too many cores, for example, a...[Details]
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