STM32用PWM +DMA驱动 WS2812.txt
STM32用PWM+DMA驱动WS2812 /*BufferthatholdsonecompleteDMAtransmission * *Ensurethatthisbufferisbigenoughtohold *alldatabytesthatneedtobesent * *Thebuffersizecanbecalculatedasfollows: *numberofLEDs*24bytes+42bytes * *Thisleavesuswithamaximumstr