You just need two devices a tx and a rx. Look the sx127x demo app source code, you need to run the other as tx.
BR, Alan On Monday, February 28, 2022, 王国柱 <zgw...@aiit.org.cn> wrote: > > sx127x has been executed successfully > nsh> sx127x > Start sx127x_demo > LORA modulation > Set frequency to 930000000 > Set power to 14 > Waiting for data > > But keep waiting for data,There should be more than two devices for > communication here. How to set it up? > > > >