[i=s]This post was last edited by yang377156216 on 2021-1-20 12:54[/i][Excerpt from ARM Cortex M33 White Paper]
DSP Extension
The optional integer DSP extension adds 85 new instructions to the system.
My CC2541 and Bluetooth slave module are connected, but the data sent to each other cannot be received.
The captured packets show that they are all empty packets, what's going on? Thank you!
[size=4]Do the VDDIO and VLDO of the LP8863ADCPRQ1 chip need external power input pins? Or are they the output voltage pins inside the chip? Why are these two power pins connected together on the data