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 ...
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[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]
As AI accelerates across industries, the demand for data center infrastructure is also growing rapidly.
Keysight Technologies, in collaboration with Heavy Reading, released the "Beyo...[Details]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
Magna's integrated in-cabin perception system fuses vision and millimeter-wave radar data to detect the presence of passengers, identify stranded children, monitor driver fatigue and vital signs, a...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
A scale, a large, ground-mounted scale, is typically used to measure the tonnage of truck cargo. It's the primary weighing device used in factories, mines, and businesses for bulk cargo measurement...[Details]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]
Renesas Electronics' new ultra-low-power RA4C1 MCU features advanced security and a dedicated peripheral set, making it ideal for metering and other applications.
The new product mee...[Details]
introduction
The OMAP-L138 dual-core processor is a new generation of low-power single-chip systems (SoCs) from TI. It is widely used in communications, industrial, medical diagnostic, and aud...[Details]
The Radxa Cubie A7A is a single-board computer (SBC) powered by the Allwinner A733 octa-core Cortex-A76/A55 SoC, equipped with a 3 TOPS AI accelerator and up to 16GB of LPDDR5 memory.
Fo...[Details]
In microwave amplification circuits, the power chip is the core of the entire circuit. A large number of semiconductor devices in the chip will generate a lot of heat when working. If the heat diss...[Details]