First, here's a whole picture to shock you. In fact, this picture is based on [url=https://en.eeworld.com/bbs/viewthread.php?tid=417805&extra=page%3D1&frombbs=1]Measuring resistance, there are only tw
When I split the ground plane in protel, I punched the vias for DGND and GND, and a green highlight appeared on the edge of the via. Is that an error message? Also, after the power plane is split, the
In CE, when the font (such as Xingkai) is directly output to the system DC, it has anti-aliasing, but when it is output to the self-created memory DC, there is no anti-aliasing. . . .
Recently I used benq's m23 and found that I can use at$simtest to detect whether the SIM card is connected. The return value is 1 if it is detected, and 0 if it is not detected. Now I want to use TR80