In the DSP world, due to the limitations of DSP chips, fixed-point decimal operations are often used. The so-called fixed-point decimals are actually decimal operations using integers. The following w...
In the CCS development environment, turn on the -O2/-O3 optimization option, and the compiler will automatically perform software pipelining for the appropriate code. Therefore, programmers need to pa...
Proteus8.6 simulation, the code is debugged, it can be simulated successfully on other computers, but it can't achieve the expected effect when I change it to my own computer. The computer system is W...
[size=4]I designed the DM648 image processing system myself. The codec solution is TVP5150*2 and SAA7121. The driver of the codec chip is modified based on the original DM642 supporting driver in the ...
[size=5]This device is used to measure the temperature of an incandescent lamp. When the temperature rises, the black body radiation spectrum shifts to shorter wavelengths. The filter is used to separ...
I had an OLED that was half yellow and half white. I bought it online. But it never lit up after I bought it. I was very sad. I asked the seller, and the seller sent me some information. I was very an...
Recently, Huawei's Hubble Technology made another move and invested in a semiconductor industry company. According to Qichacha information, on June 2, the industrial and commercial information of ...[Details]
This article describes the basic requirements and standard test methods for diode forward surge current testing. In view of the shortcomings of the standard test methods, a circuit solution using sig...[Details]
The well-known mobile phone review organization DXOMARK announced the camera score of the iPhone 12, with a photo score of 132 points, a zoom score of 41 points, a video score of 112 points, and an o...[Details]
Recently, I want to learn more about STM8, so I chose to write the temperature and humidity sensor DHT11 driver code from scratch. I encountered some problems and also gained some experience. I hope ...[Details]
Tesla CEO Elon Musk has repeatedly said he would open up its Supercharging network to other competitors, but the company has never done so in the U.S. market, according to foreign media reports. Now M...[Details]
A few days ago, a friend in the industry told me that the competition for TWS Bluetooth headset chips has reached a fierce stage. According to a friend in the industry who told the Semiconductor In...[Details]
According to media reports, existing ultrasound technology can identify "plaque" accumulated on the walls of arteries to determine whether it is at risk of collapsing and causing a hear...[Details]
The simplest, most practical and human-machine interface "universal template program". Although the program framework shared is not so advanced, it is enough to make programs according to this idea...[Details]
Today, Zeng Xuezhong from Xiaomi Group's mobile phone department attended the "Full House Talking about the Future" event held by Qualcomm. At the event, Zeng Xuezhong revealed that Xiaomi 12...[Details]
Governments around the world have provided regulatory pressure to use electric motors more efficiently. First came the Environmental Protection Act of 1992, which mandated motor efficiency standards, ...[Details]
On November 23, China's RISC-V software and hardware ecosystem leader Sai Fang Technology officially released its independently developed on-chip consistent interconnection IP - Star Link-700 (StarLi...[Details]
Contents The utility model belongs to the technical field of liquid fluid measurement, and in particular relates to a multi-channel ultrasonic flow meter. Background of the Invention Compared with ...[Details]
Using a single-chip microcomputer (or single-board computer) to play music is probably one of the issues that radio enthusiasts are interested in. This article starts from the basic sound generatio...[Details]
Technology required for cleaning robots
As intelligent cleaning machines that appear in public commercial places with unknown and changeable environments such as large shopping mal...[Details]
Recently, at the construction site of the 465,000-ton ferroalloy new energy smelting, tailings and waste gas and waste heat comprehensive utilization high-quality development circular economy project ...[Details]
DSP and ARM Processors
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