It does what it's supposed to do. It multiplies ports. Connect it to one SATA port on your motherboard, and connect up to 5 devices to it, and away you go.
関連する質問
How does SATA port multiplier work?
What is port multiplier with FIS based switching?
Port Multiplier(ポート・マルチプライヤ)、略してPMPとは、シリアルATAの規格で、ひとつのポートに複数台のハードディスクを繋ぐこと。eSATAがこの機能を利用できる ...
2010/09/28 · My understanding is that port multiplier support is an extension of the AHCI specification. Was this not implemented in the 3400-series PCH?
LS1021A SATA controller supports port multiplier operation. but there is no solution recommended by NXP either using a port multiplier chip or high-speed ...