Hi Yuta, Yes, you forgot to select the I2C Character driver support.
Please try to follow this tutorial: https://www.youtube.com/watch?v=RzrDa4Sm1rU BR, Alan On 4/30/21, yuta <yutr...@gmail.com> wrote: > Hi all, > I'm trying to use I2C. > I configured below in menuconfig. > - System Type > STM32 Peripheral Support > [*] I2C1 > - Device Drivers > [*] I2C Driver Support > then compilation was done successfully. > But no I2C device( like /dev/i2c1 ) showed up when I tried ls /dev > Do I forget something to do? > > I'm using Nucleo-F767ZI board. > > Thank you. > Yuta Ide > >
