[i=s]This post was last edited by Media Student on 2019-5-12 16:10[/i] [md]#[color=#9932cc]Chapter 24 Memory Management[/color]#[/md] [p=24, null, left][color=rgb(64, 64, 64)][backcolor=rgb(252, 252, ...
This is an Alpha ReleaseThis is the fifth Alpha release of CircuitPython 5.0.0. Alpha releases are intended for testing. When launching from CircuitPython for the first time, use the latest stable 4.x...
I have a LM3S800 that cannot download programs. The chip already has a program in it. I want to erase it and then download it, but it doesn't work. I read a lot of information online. It says that I m...
[i=s]This post was last edited by roc2 on 2019-6-11 10:42[/i]Overview:
Most of the WiFi hotspots provided by wireless networks have open SSID broadcasts (WiFi hotspots can also be hidden). The functio...
We know from P=UI that the calculation formula for a 220V motor is I=P/U. Taking a 1KW motor as an example, P=1000, U=220, we can calculate I=1000/220, which equals 4.5A.
Taking a 1K...[Details]
Currently in the new energy vehicle market, new car manufacturers are making increasingly fierce efforts, with good news on delivery volume coming in frequently. Yesterday, NIO announced its delive...[Details]
At 22:43 on December 8, with the charging and successful operation of the No. 1 main transformer of the Awati Uluqele 110 kV transmission and transformation project, all 15 35 kV and above "three d...[Details]
Use chip STC89C52RC, 2 latches 6 common cathode digital tubes with decimal points display a 24-hour clock There is no clock chip, so the time will be reset after power failure Schematic diagram for T...[Details]
dma current group ptr and len
PDC_RPR
PDC_RCR
dma next group of spare ptr and len
PDC_RNPR
PDC_RNCR
When the device starts, PDC_RCR will decrease from the maximum until it reaches 1. When anot...[Details]
This is the design of the 51 single-chip basketball scorer I made before. It took me a week. The attachment includes the source code, PCB schematic, proteus simulation file and relevant documents of ...[Details]
On October 30, Wingtech Technology disclosed its third quarter report for 2020, showing that despite the impact of the global epidemic, the company still maintained rapid and strong growth. The ann...[Details]
According to Jiwei.com, on July 29, CATL released the first generation of sodium-ion batteries. In fact, sodium-ion batteries are not new, and the research on sodium ions can be traced back to the 19...[Details]
In this article, I will mainly talk about the knowledge gained during debugging interrupts, which may be useful to everyone. Everyone should know that when using the S3C2440 chip, there is a very big...[Details]
ams OSRAM and Transmax jointly release a demonstration solution to achieve ultra-high security level face authentication under OLED screen
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Release joint demonstration of comp...[Details]
Brushless DC Motor Speed Regulation Principle
The speed of a brushless DC motor is controlled by controlling the current flowing through the motor. The speed of the motor is related to the c...[Details]
TGQH9203 Obstructive Pulmonary Disease Rehabilitation Device is an electronic device for treating obstructive pneumonia. The device can generate continuously adjustable electric pulses with a width o...[Details]
Toxic gases in coal mines are fatal to the life and safety of miners. Toxic gases may be produced in all production links underground in coal mines, such as drilling, blasting, tunneling, coal cutting...[Details]
Guangzhou Lanser Electronics teaches you how to use a multimeter to check the weighing sensor Set the multimeter to DC millivolts and connect the output leads of the load cell to the multimeter...[Details]
Recently, the reporter visited the construction site of Shanghai Electric's 1GWh vanadium liquid flow battery production project, where the construction work is in full swing. Photo At the constructio...[Details]
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