Visible to Intel only — GUID: wtw1407739125528
Ixiasoft
1.2.3. IDE Interface Block
This IDE interface block generates the appropriate interfacing signals so that the data is loaded into or from the addressed internal register of the IDE device. The internal register selected depends on the value of the da[2:0], cs0n, and cs1n lines. A read or write operation is indicated by the diorn and the diown lines, respectively.