ATA = Advanced Technology Attachment
This connector is mostly used for 2.5” internal harddisks. See ATA (Advanced Technology Attachment) Internal for more information and 40pin pinout.
44 PIN IDC (2mm) MALE at the controller and peripherals
44 PIN IDC (2mm) FEMALE at the cable
|41||+5VL||OUT||+5 VDC (Logic)|
|42||+5VM||OUT||+5 VDC (Motor)|
- Direction is Controller relative Devices (harddisks).