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Altera_Forum
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17 years ago

Controlling proto1_RESET on NiosII Dev Board

Hi, I am trying to communication with a HDD over the Proto1 connector on a NiosII Dev Board Cyclone II Edition. The reset is pin 1; however, pin 1 is hard-wired to pin 56 of U3 which provides the...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

ATA specification defines 9.2 software reset protocol, that is functional equivalent to hardware reset 9.1 power-on and hardware reset protocol. Apart from that, you can expect, that the hardwired system reset will also generate a suitable hardware reset.