Figure 1
Once powered on normally, the chip Vref has a 5V reference voltage, which generates base current through r1, turns on transistor Q1, and generates collector current flowing through r2.
Howeve
[i=s]This post was last edited by Hot Ximixiu on 2021-6-15 08:51[/i]SPI interface is widely used for board-level communication between different devices, such as extended serial Flash, DAC, LCD, etc.
I passed by this door this morning when I was taking my child to school. I remember that the shutter door had never been opened. It seems that no one buys electronic components offline now. Would you
After receiving the email, I contacted and purchased it immediately. I received the development board the next day. The development board was produced in October and is quite new.
The physical picture