PADS I/O Designer allows you to filter the Device Window for DQ DQS pins regions information. This option is available for Lattice and Altera families, as specified below. To use the DQ DQS regions filtering, select from the menu options:
View > Device > Show DQ DQS Pins in X4 Mode: (Altera: Arria GX, Arria II GX, Hardcopy II, Stratix II, Stratix II GX, Stratix III, Stratix IV; Lattice: LatticeEC, LatticeECP, LatticeECP2, LatticeECP2M, LatticeECP2MS, LatticeECP2S, LatticeECP3, LatticeXP, LatticeXP2).
View > Device > Show DQ DQS Pins in X8X9 Mode: (Altera: Arria GX, Arria II GX, Cyclone, Cyclone II, Cyclone III, Hardcopy II, Stratix, Stratix GX, Stratix II, Stratix II GX, Stratix III, Stratix IV).
View > Device > Show DQ DQS Pins in X16X18 Mode: (Altera: Arria GX, Arria II GX, Cyclone II, Cyclone III, Hardcopy II, Stratix, Stratix GX, Stratix II, Stratix II GX, Stratix III, Stratix IV).
View > Device > Show DQ DQS Pins in X32X36 Mode: (Altera: Arria GX, Arria II GX, Cyclone III, Hardcopy II, Stratix, Stratix GX, Stratix II, Stratix II GX, Stratix III, Stratix IV).