InSDA
if (!InSDA(BusNR)) i2c_flag_error (2);
if (InSDA(BusNR)) Bit = 1;
if (!InSDA(BusNR)) i2c_flag_error (4);
if (InSCL(bus) || !InSDA(bus)) continue;
if (!InSCL(bus) || InSDA(bus)) continue;
if (InSDA(info->port)) *data = 0x0001;