Different from traditional door locks, smart door locks are more intelligent and simplified locks launched in the domestic market in recent years in terms of user safety, identification, and management. With the continuous promotion of smart homes, the unlocking method of smart door locks, wireless connection, security performance, etc. have always been issues that people continue to pay attention to. In response to the above problems, Infineon has designed a complete IoT solution for smart door lock research and development, including MCU, TOF, security chip, Wifi and dual-mode Bluetooth, realizing a one-stop solution from identification, calculation, connection to security. Serve
[i=s]This post was last edited by qwqwqw2088 on 2018-2-22 11:07[/i] [size=4]Some characteristics and points to note of lithium-ion battery protection board: Characteristics: (1) Main technical paramet
My graduation project is to design an arm9 board, and I need to draw a high-speed multilayer board. I have searched online for information but found very little. I would like to ask all the experts if
The AT91SAM9G20 is a 400 MHz embedded microprocessor based on the ARM926EJ-S. In full power mode with all peripherals enabled, it consumes only 80 mW. Compared to the pin-compatible 200 MHz AT91SAM926
At the beginning of the 21st century, the development focus of the electronic information industry is shifting from computers and their peripheral products to communications, digital home appliances,
I saw a good second-hand 4.2-inch Hanshuo electronic price tag on a certain fish website. Before buying it, I thought it would be a good idea to make an electronic wall clock. But after tinkering with
I used PB5.0 to compile the kernel on CEPC. The system booted successfully, but the hard disk and optical drive failed to initialize (the optical drive and hard disk were not found). I did add the cor