Hi Roberto, We have the SPI Tool that does exactly what you want:
Application Configuration ---> System Libraries and NSH Add-Ons ---> [*] SPI tool ---> BR, Alan On 3/4/22, Roberto Bucher <roberto.buc...@supsi.ch> wrote: > Hi > > where can I found a simple example that send n bytes to the SPI and > receive m bytes? > > I can now see the /dev/spi but using simple methods like open and write > doesn't give me any signal on the bus... > > Thanks in advance > > Roberto > >