ne2000
Newbie level 1
help ata/atapi interface
hi!
I am learning to use 8051 control hardisk . the circuit diagram same with https://www.pjrc.com/tech/8051/ide/index.html.
When execute " IDENTIFY DEVICE" ATA command. my Seagate 1.0 g return 256 word. but Quantum Fireball lct 10 5.1g can't return any word. the status register ==0x50
Any one can helo me?
hi!
I am learning to use 8051 control hardisk . the circuit diagram same with https://www.pjrc.com/tech/8051/ide/index.html.
When execute " IDENTIFY DEVICE" ATA command. my Seagate 1.0 g return 256 word. but Quantum Fireball lct 10 5.1g can't return any word. the status register ==0x50
Any one can helo me?