Requirements: On a circuit board with a diameter of about 40mm, it is necessary to measure parameters such as vibration, temperature, drilling speed, etc. It is used in the oil industry. Does anyone h...
Background: When I was doing the review, I misread the datasheet and thought it supported bare-chip LCD, so I bought a segment-code LCD (which actually does not support it) and needed a driver.
I plan...
[backcolor=rgb(222, 240, 251)]The circuit I used to power the TFT LCD is shown above. [/backcolor] [backcolor=rgb(222, 240, 251)]If the screen is not connected, all four voltages are normal. [/backcol...
When calling the library generated by EWARM7.x from EWARM 8.x, a linker warning "Warning [Lt009] Inconsistent wchar_t size" will appear. This is because the size and encoding of wchar_t are different ...
MP23ABS1 is an analog output microphone. From the frequency response curve in the data sheet, we can see that the amplitude increases significantly above 10KHz.
Although it is not clear how it perform...
Finally received the long-awaited Raspberry Pi Pico, thanks to EEWorld and the hard-working administratorsThe stamp hole design is nice, but the solder joints are a bit disappointing....