As shown in the figure, NRF905 can be set to several specific frequencies in the 433MHZ band. I would like to know what the maximum frequency can be set to in the 433 band. Is it 1 for each byte, 433 ...
When I was doing my graduation project, I needed to use an SD card to expand the storage. So I wanted to know how to write the SD card driver in CE4.2. I also wanted to see the driver provided by the ...
[i=s] This post was last edited by Shiyu on 2015-1-23 16:31 [/i] Recently I want to work on uclinux, LWIP and other things, and I may use F4 chips in my work. I am looking to buy two STM32F429IDISCOVE...
The first stage is the amplifier circuit, and the second stage is the filter circuit. Under normal power-on and zero input conditions, the output end (circled in red) will have a bias voltage of -3.36...
Most of the houses we live in now are elevator buildings, mainly because it is more convenient to go up and down the stairs! It can also make life more comfortable. It even helps to increase the ad...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[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]
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 22, according to the Ministry of Industry and Information Technology's official website, my country's first mandatory national standard for the control of hazardous substances in electric...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[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]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[Details]
Wearable technology is taking off, with applications evolving rapidly, from smartwatches to fitness trackers and even smart wigs! Bluetooth Smart is at the center of this revolution. This is the se...[Details]
AI distributed rendering architecture improves mobile phone rendering capabilities, and game performance tests can check frame generation indicators in real time
Shanghai, China, Aug...[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]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]