Dear big guys!
I am currently learning micropython, and the only board I have is the TPYBoard v102
Can it do image processing? If not, what board from the same series can I use?
If you have any ideas,...
Integrated voltage regulators have developed rapidly in the past decade, and now there are hundreds of varieties at home and abroad. According to the working mode of the circuit, there are linear inte...
I recently used the Howland constant current source circuit. The amplifier is LMV614. The output currents are 0.5ma, 1ma, 3ma, and 5ma. However, when I finished drawing the board and tested it, I foun...
The forum is so quiet... I'll upload a 4x4 keyboard library for everyone to play with. [b]Connection:[/b] [align=left]Keyboard esp32[/align] [align=left]Row 1 io19 [/align][align=left]Row 2 io18[/alig...
The communication standard of the radio frequency tag is the basis for the design of the tag chip. At present, the international communication standards related to RFID are mainly: ISO/IEC 18000 stand...