1. If the MCU has a serial port peripheral, plus a level conversion chip, such as MAX232, SP3485, it is an RS232 and RS485 interface.2. RS485 uses differential signal negative logic, +2~+6V represents...
[table=98%] [tr][td]1.What is the function of the cut-off frequency parameter in the ST motor library? [/td][/tr] [/table] [img=419,0]http://www.ing10bbs.com/data/attachment/forum/201812/19/193031cfii...
Nokia 8210 CPUNokia 8210 CPU can be replaced with Nokia 8250, 8850, 8855, 5210, 3210, 3310, 6210 CPU. The models are V11, V12, V16, V18, V19. Among them, 8210 and 8850 mostly use V11 and V18. When upg...
I am writing something about interrupts because of DC's invitation. I have only been in contact with 430 for a short time and can only share my own experience with you. Please forgive me if there are ...
Chemical composition during battery manufacturing is a time-consuming process involving multiple charging and discharging to activate the battery's chemical properties, and is particularly critical to...
The paper mainly discusses the principle and method of CAA and CAD for broadband low-noise amplifiers used in microwave communication systems . It introduces the use of CAA and CAD software technology...