What I/O addressing is possible with Profibus-DP master/slave?

With the PCD7.F750 Profibus master module, a maximum of 2048 I/O Bytes can be addressed, comprising max. 1024 input bytes and max. 1024 output bytes. With the PCD7.F770 Profibus slave module, a maximum of 244 I/O Bytes can be addressed, comprising max. 122 input bytes and max. 122 output bytes.