If I want to set osd 0, I call ioctl(fb0,FBIO_SET_BITMAP_CONFIG_PARAMS,&bitmap_conf_params); I am not sure how to configure the structure struct vpbe_bitmap_config_params represented by the bitmap_con...
[i=s]This post was last edited by hh376158101 on 2014-11-11 13:32[/i][size=6]I am preparing to leave school and start clearing out my inventory to earn some living expenses. I am still sorting it out....
[i=s]This post was last edited by nwcheroes on 2014-7-21 23:48[/i] [font=Tahoma][size=4]Qingfeng QF-TM4C123 development board, used for a while when doing graduation project, then left it to collect d...
[i=s]This post was last edited by ohahaha on 2021-5-19 17:16[/i]Author: Jií Praus (Czech Republic)
Source: DF Maker CommunityThis "electronic heart" that beats according to the heartbeat of the person...
I would like to ask what is the voltage of each pin when the switch transistor is turned on and off? When I used simulation software to test it, I found that no matter which one is higher, the base or...
Last night, I was about to start debugging the code. When I powered on the power supply, I found something was wrong. I touched the SHT21 and found that it was very hot, and it left a deep mark on my ...
1. Several nouns
ABI:
The specifications that an executable file must follow in order to run in a specific execution environment;
Separately generated relocatabl...[Details]
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
Whether it is an electric car or an ordinary fuel car, for the vast majority of car buyers, the final cost of use is what they care about most. For fuel cars, how to save fuel is what drivers care ...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
To improve the lateral active safety of intelligent connected vehicles, the identification and definition of unexpected functional safety scenarios for the EPS (Electronic Steering System) ...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]