Hi Carsten, Carsten Behling wrote on 2011-11-23: > I think it must be: > > + for (i = 0; i < msg->len; ++i) { > + internal_address |= ((unsigned)msg->buf[msg->len-1-i]) << (8 * i); > + int_addr_flag += AT91_TWI_IADRSZ_1; > + } > + at91_twi_write(dev, AT91_TWI_IADR, internal_address); yes, I think you're right. I tested only with 8 bit addresses (msg->len = 1), so I haven't seen this error. I will modify the patch and post it later today. Thanks for this feedback, Niko -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html