I wrote a program for STM32F767 AD sampling, but the sampled values fluctuate greatly. Someone said that I need to run the self-calibration program. I did not find the ADC self-calibration program in ...
I am not very talented, but after seeing the source code of WebRTC AEC MATLAB on the Internet, I transplanted it on the DSP and successfully tested it, and it has a relatively good echo transplantatio...
This article presents a power supply solution for electronic cigarettes, which mainly includes a lithium battery, a boost circuit ( TPS61022 ) and a mouthpiece resistor (2 Ω). This solution supports a...
I saw a piece of news today:
From January to September 2022, my country's production and sales of new energy vehicles were 4.717 million/4.567 million, up 120.0%/110.0% year-on-year. At the same time,...
The Ministry of Education , the National Development and Reform Commission, the Cyberspace Administration of China and other 11 departments jointly issued the " Guiding Opinions on Promoting the Healt...
1. MRS instruction
The format of the MRS instruction is:
MRS {condition} General register, program status register (CPSR or SPSR)
The MRS instruction is used to transfer the contents of the progr...[Details]
1. Material selection 1. L289 drive motor x2 2.1.5V battery (you can buy rechargeable batteries, I have used dozens of batteries!!!) I use 8 1.5v batteries to form a 12v battery to power 4...[Details]
This article proposes a solution to the problem that when using a single-chip microcomputer to make an electronic clock or a control system that requires clock-based control, the time of a calibrat...[Details]
The figure below shows the waveform after PWM drive of a three-phase full-wave brushless motor using voltage instead of sinusoidal current PWM. It shows that voltage VM is applied to the motor thro...[Details]
Since its establishment in 2012, the State Grid Customer Service Center has achieved unified standards and intensive operations within the power supply service scope of State Grid Corporation of Ch...[Details]
To meet the needs of home health care and people's increasing interest in health and wellness equipment, ON Semiconductor provides pre-configured DSP and open programmable DSP systems for hearing aid...[Details]
In 2019, the automotive market was mixed. What worried manufacturers was the continuous decline in the number of vehicles, but what pleased electronic component manufacturers was that with the increa...[Details]
The company today announced the launch of the TB9044FNG, a general-purpose system power IC for automotive applications with multiple outputs that enables functional safety . Sample shipments start to...[Details]
There are many similar articles on the Internet, most of which focus on software analysis, from U-boot to kernel. Many articles are also very detailed and insightful. Here, I don't want to talk more a...[Details]
Nvidia's acquisition of ARM has already set off a bloody storm in the technology and automotive industries before the deal was finalized. The EU competition enforcement agency has begun to review it,...[Details]
Analyze Makefile, mainly: Find the first file and analyze the startup process from this file; Link scripts and analyze file distribution. The files involved are categorized as follows: kbuild Mak...[Details]
Editor's note: Urban NOA, which stands for Urban Navigation Assisted Driving, means that after the user sets a destination in the navigation system, the vehicle can follow, overtake, change lanes, tu...[Details]
Xinsen AN3V PB50 is an open-loop Hall technology current sensor developed based on ASIC technology. It is a miniature, low-power, compact, isolated and insulated key current measurement component t...[Details]
Xingda E-control EtherCAT to Modbus Gateway can be used as a configuration for MODBUS slaves. This gateway allows the conversion of Modbus protocol to EtherCAT protocol, thus achieving interoperabi...[Details]
introduction
The high-torque permanent magnet synchronous motor direct drive eliminates the unfavorable factors such as low efficiency, frequent maintenance, noise and large rotational inertia...[Details]