Here is a diagram of the EMC protection circuit for the AC-DC power supply of SAPS. Welcome to give me some advice~~This is our internal training material, but it is a bit old. If you have a new and g...
One of my data acquisition devices is connected via USB, but the information about the hardware part is not very clear. I only know that it is a HID device and it is transmitted in interrupt mode! Fir...
I am a novice and recently bought a second-hand GOLDSTAR OS-9020A 20M oscilloscope online. The square wave display of the self-test shows overshoot. Is this normal? Will it affect normal use?...
Everyone, after I changed the TFT to vertical display, the entire touch screen became messed up. For example, I have to touch the touch screen far away from the BUTTON to press the BUTTON, drag the di...