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738 days ago
Unfiled. Edited by 高正炎 738 days ago
0x01 前言
因爲近期要做解魔方機器人,一開始使用了arduino平臺,後來因爲比賽要求,所以需要更換平臺,用到了ARM處理器。整體機器人是通過PWM控制舵機的實驗,所以需要了解ARM處理器輸出PWM的知識。近期進過一些google,整理一些理解的內容,供回憶。
0x02 pwm個人筆記
什麼是pwm?
0x03 輸出pwm的方式
因爲是多路舵機,所以需要輸出多路pwm。輸出多路pwm一般有什麼方式呢?
1.定時器輸出
2.DMA
3.脈寬差法
4.FTM分時器

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