Are these registers two address of a I2C slave or OAR2 is a mask of OAR1?Mean:address slave = OAR1 AND OAR2. Ex. OAR1 = 0xE0 OAR2 = 0xF0. (OAR1 AND OAR2) are 8 address 0xE0,0xE2 .. 0XEE . Thank you Marco
In the other uP we have a signal "slave address detect" and I can read the address sent from the master. On this way I can check the address. Normal I use the low part of it to understand which kind of data the master want write or read.With fixed ...