SYMBiFACE II:IDE registers: Difference between revisions
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The Symbiface 2 operates the IDE device in 16-bit data transfer mode. The 16-bit data is buffered in the Symbiface 2 and read via the Data port below 8 bits at a time. | |||
This is the documentation about the '''IDE registers''' of the [[SYMBiFACE II]] expansion card. | This is the documentation about the '''IDE registers''' of the [[SYMBiFACE II]] expansion card. | ||
Revision as of 16:13, 20 February 2016
The Symbiface 2 operates the IDE device in 16-bit data transfer mode. The 16-bit data is buffered in the Symbiface 2 and read via the Data port below 8 bits at a time.
This is the documentation about the IDE registers of the SYMBiFACE II expansion card.
| Port | Read | Write |
| #FD06 | Alternate Status | Digital Output |
| #FD07 | Drive Address | (Not Used) |
| #FD08 | Data Register | Data Register |
| #FD09 | Error Register | Features Register/(Write Precomp Reg.) |
| #FD0A | Sector Count | Sector Count |
| #FD0B | Sector Number | Sector Number |
| #FD0C | Cylinder Low | Cylinder Low |
| #FD0D | Cylinder High | Cylinder High |
| #FD0E | Device/Head Register | Device/Head Register |
| #FD0F | Status Register | Command Register |