What values should be set for Bluetooth output power, receiving sensitivity, resolution, TX transmitting current, RX receiving current, and data rate to achieve better performance?...
[i=s]This post was last edited by Hurricane_csz on 2021-12-29 14:21[/i]Does anyone know the size of a USB interface? The kind that directly places the four signals (Vbus, GND, U+, U-) on the PCB?...
[size=4]Let's start with the official schematic, which is quite detailed. [/size] [size=4][/size] [size=4] [/size] [size=4][/size] [size=4] [/size] [size=4]The circuit is basically the same as the off...
I drew a CC1101 transceiver board a while ago, but it was not successful. Finally, I found that the 27nH inductor was soldered into 27uH, which eventually led to failure.
Now after the replacement, it...
For the project written by @CCss131, stm32f103 reads lps33hw data and prints it through the serial port
Created with STM32CubeMX, based on NUCLEO-F103RB
I don't have this board, @CCss131 you try it, i...
As the energy crisis continues to worsen, new energy sources, such as solar energy, wind energy, and nuclear energy, have received more and more attention and achieved significant development. Most...[Details]
Against the backdrop of global warming, many countries have made commitments to carbon neutrality and carbon peak and have taken corresponding actions. The Chinese government has also clearly put for...[Details]
System designers using MCUs benefit from Moore's Law, which provides more rich features in smaller packages and lower costs. Embedded system designers and MCU vendors are concerned with three basic ...[Details]
In the past 2021, the production and sales of new energy vehicles increased significantly, with a year-on-year increase of 170%. Moreover, new energy models have become one of the main sales of most ...[Details]
The melt index tester conforms to GB/T9643, GB/T3682, JB/T5456, ISO1133 standards, and is designed and manufactured in accordance with GB/T3682-2000, ASTMD1238-98 standards, and with reference to ...[Details]
1 Introduction
In order to reduce the harmonic pollution of AC power grid, relevant standards (such as IEC 1000-3-2 standard) have been formulated at home and abroad to limit current harmonic...[Details]
Today is the era of intelligence. Our lives are full of all kinds of smart products. In some restaurants, robots even take orders and serve dishes. Technology has changed our way of life. However, wi...[Details]
Jered Chinnock stands with assistance (Image credit: Mayo Clinic) "'Lift your legs, kick your feet, lift your legs, kick your feet...' I repeat this to myself every time I take a step." This has ...[Details]
The C2000 series chips , which have been sold for almost 30 years , can still be seen in the hottest electric vehicles nowadays, and they are also used in indispensable components such as OBC, DC/DC ...[Details]
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introduction
UPD78F9234 MCU is an 8-bit ALL-FLASH series microprocessor produced by NEC. The MCU has excellent performance: integrated with a 4-channel 10-bit A/D converter; built-in high-precision...[Details]
Related documents attached
For more information about Usage ID, please refer to http://www.freebsddiary.org/APC/usb_hid_usages
Appendix 2: Related documents http://pan.baidu.com/s/1i3J1ftN
...[Details]
By the first quarter of 2019, the UK imported around 10% of its electricity, connecting to France (2 GW), the Netherlands (1 GW), Belgium (1 GW), and the Republic of Ireland (0.5 GW).
The ...[Details]
Researchers have developed a quantum key distribution (QKD) system based on silicon photonics that can transmit secure keys at unprecedented speeds. QKD transmitters (pictured) combine an optoelect...[Details]
CAN bus (Controller Area Network) is a local area network based on broadcast technology, which is widely used in automobiles, industrial automation, medical equipment and other fields. However, in ...[Details]
Discrete Device
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