Hi, I am using a DFplayer mini module and I want to read the value of the volume. This page: DFPlayer_Mini_SKU_DFR0299-DFRobot shows that the command code for querying the volume is 0x43. However when I send that command to the DFplayer I don't get anything on the RX (but somehow there are 10 bytes…

DFplayer mini query volume

anon73444976 September 4, 2021, 2:47pm 2

What happens if you flush the serial input buffer, and then do the query?

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