How did I do it? I spent a long time trying to figure it out. The specific problem is as follows: This problem occurs when a file is missing in the mdk compilation.Library\SRC\stm32f10x_gpio.c(585): e
Everyone: I use a temporary DC to select a picture, and then put it in the specified position of the memory DC, and then copy the picture in the memory DC to the display DC. At the beginning, there wa
Oscilloscopes play a vital role in testing new designs, troubleshooting unexpected failures, and making quality measurements according to industry-recognized standards and specifications. Keysight's F
Platform: S3C2440, WINCE5.0 Description of the problem phenomenon: 1. Everything is normal for SD cards below 1G. 2. The drive letter of a 2G card cannot be recognized when inserted. Description of th