The IPM drive signal was normal, but the output was abnormal. After searching for a long time, I found that the IPM's built-in undervoltage protection was working.
For general chips, if the dot 1 pin is placed correctly, the characters are also correct, but the ST characters are 90 degrees to the right. A friend of mine suffered this loss, I think it should be c
[i=s]This post was last edited by jorya_txj on 2016-5-14 18:35[/i] Raw-OS 2.x adds a new hardware abstraction layer, the HAL layer. Many people may not know how to use it. First of all, the HAL layer
[i=s] This post was last edited by bqgup on 2020-9-18 14:31 [/i] # Exploration of the difference between left and right channel signals of audio## 1. Get audio#### Use a smart device to get a classic