I found an nRF24l01 wireless module from a friend, and there is some information about it, but I am confused when I look at the code. I don't know where to start. I need some advice from an expert.
As shown in the figure below, STM32L15x has 4KB EEPROM. Now, I want to store a char data in it so that it can be read when it is powered on again. How to read and write the EEPROM of STM32L15x? Thank
Recently added 430DIY, about designing ultra-low power clockUpload a few external clock ICs and give some brief commentsThe most classic one is of course DS1302, because it is widely used, easy to buy
[i=s]This post was last edited by qwqwqw2088 on 2020-12-13 17:43[/i]What I want to analyze for you is a Xiaomi wireless charger and Bluetooth speaker. This phone not only supports 50W wired fast charg
I use Elan's 418N to generate a 20MS cycle, and then use the AD conversion value to adjust the duty cycle. The corresponding cycle value is 137, but the maximum value of 12BIT AD is 4096, which is muc