The beauty engineer takes us on a tour of her light-up bracelet project, where she has created a wearable LED chain that can be programmed to change its color and pattern using a phone app.
I need to use a lot of long integers in my application. When programming, I found that if I define several long integers, there is no problem in doing addition and subtraction, and there will be no ov
I heard on the road that during the global recall of Toyota cars, the Toyota cars in China were only repaired in 4S stores. The reason is: there is a law in the United States that if a manufacturer ha
How to read SMS with AT command on Nokia 5200? My phone is Nokia 5200. AT+CMGR=? query result ERROR AT+CPMS? query result is as follows: +CPMS: ,,,,,,,,, How to select memory?
[i=s]This post was last edited by dontium on 2015-1-23 11:11[/i] [align=left][font=宋体][size=5]Chapter 2 mainly introduces the noise model of op amps. Generally, op amp noise can be simplified into vol