After several days of back and forth, the SPI communication test finally passed:
1. Test idea: spi1 is used for sending, spi2 is used for receiving. Send 32-bit data, and determine whether it is corre
According to the small DIY solution I made last time, there are some problems as follows:
1.DP and DM lines need to be corrected;
2. The PCB board and the vacuum pump are loose when welded. It is best
[i=s]This post was last edited by bigbat on 2021-8-9 09:04[/i]I want to first discuss the ideal transformer (no eddy current loss, no magnetic saturation, no wire resistance), and then add constraints
When connecting to Alibaba Cloud, there is human-computer interaction to open Tmall Genie.https://en.eeworld.com/bbs/thread-1192719-1-1.htmlThen enter the device name to add the device to the Cloud Sm