1. SPI hardware interface
GPIO54 ------- SPISIMOA
GPIO55 ------- SPISOMIA
GPIO56 ------- SPCLK
GPIO57 ------- SPSTEA
Configure IO functions: As shown in the figure above, if you need to
We should know that there is a switching power supply that is realized by PWM wave, but do you know that negative voltage can also be output through PWM wave?Negative voltage generation circuit diagra
[i=s]This post was last edited by qi777ji on 2021-8-25 13:34[/i]Today I read the chapters on LED dot matrix and LCD. I have not used LED dot matrix in my projects, but only on the development board. I
Development board model: AT32WB415 (10 sets in total)
From: Yatli
Low development difficulty, high performance and small size, low power consumption, long standby time, and security assurance are exac
[i=s]This post was last edited by zy459994202 on 2019-4-19 16:03[/i] I found this document, which talks about the whole process of Python from source code to bytecode and finally to the ability to run