DTK COMPUTER, INC. ================== AT-RAMBANK Card Type Memory Chipset/Controller N/A I/O Options N/A Maximum DRAM 2048KB +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |--------+------------+------------+------------+------------| | 512KB | (18) 41256 | None | None | None | |--------+------------+------------+------------+------------| | 1MB | (18) 41256 | (18) 41256 | None | None | |--------+------------+------------+------------+------------| | 1.5MB | (18) 41256 | (18) 41256 | (18) 41256 | None | |--------+------------+------------+------------+------------| | 2MB | (18) 41256 | (18) 41256 | (18) 41256 | (18) 41256 | +------------------------------------------------------------+ +---------------------------------------------------------------+ | STARTING MEMORY ADDRESS SELECTION | |---------------------------------------------------------------| |Memory |Address|SW2/1|SW2/2|SW2/3|SW2/4|SW2/5|SW2/6|SW2/7|SW1/8| |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 512KB |080000h| Off | Off | On | Off | Off | Off | Off | Off | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 1MB |100000h| Off | Off | Off | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |1.25MB |120000h| On | Off | Off | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |1.25MB |140000h| Off | On | Off | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |1.375MB|160000h| On | On | Off | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 1.5MB |180000h| Off | Off | On | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |1.625MB|1A0000h| On | Off | On | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |1.75MB |1C0000h| Off | On | On | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |1.875MB|1E0000h| On | On | On | On | Off | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 2MB |200000h| Off | Off | Off | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |2.125MB|220000h| On | Off | Off | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |2.25MB |240000h| Off | On | Off | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |2.375MB|260000h| On | On | Off | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 2.5MB |280000h| Off | Off | On | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |2.625MB|2A0000h| On | Off | On | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |2.75MB |2C0000h| Off | On | On | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |2.875MB|2E0000h| On | On | On | Off | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 3MB |300000h| Off | Off | Off | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |3.125MB|320000h| On | Off | Off | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |3.25MB |340000h| Off | On | Off | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |3.375MB|360000h| On | On | Off | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 3.5MB |380000h| Off | Off | On | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |3.625MB|3A0000h| On | Off | On | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |3.75MB |3C0000h| Off | On | On | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |3.875MB|3E0000h| On | On | On | On | On | Off | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 4MB |400000h| Off | Off | Off | Off | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |4.125MB|420000h| On | Off | Off | Off | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |4.25MB |440000h| Off | On | On | On | On | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |4.375MB|460000h| On | On | Off | Off | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 4.5MB |480000h| Off | Off | On | Off | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |4.625MB|4A0000h| On | Off | On | Off | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |4.75MB |4C0000h| Off | On | On | Off | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |4.875MB|4E0000h| On | On | On | Off | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 5.0MB |500000h| Off | Off | Off | On | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |5.125MB|520000h| On | Off | Off | On | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |5.25MB |540000h| Off | On | Off | On | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |5.375MB|560000h| On | On | Off | On | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 5.5MB |580000h| Off | Off | On | On | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |5.625MB|5A0000h| On | Off | On | On | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |5.75MB |5C0000h| Off | On | On | On | Off | On | Off | On | |-------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |5.875MB|5E0000h| On | On | On | On | Off | On | Off | On | +---------------------------------------------------------------+ +----------------------------------------------------------------+ | STARTING MEMORY ADDRESS SELECTION | |----------------------------------------------------------------| | Memory |Address|SW2/1|SW2/2|SW2/3|SW2/4|SW2/5|SW2/6|SW2/7|SW1/8| |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 6MB |600000h| Off | Off | Off | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |6.125MB |620000h| On | Off | Off | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 6.25MB |640000h| Off | On | Off | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |6.375MB |660000h| On | On | Off | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 6.5MB |680000h| Off | Off | On | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |6.625MB |6A0000h| On | Off | On | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 6.75MB |6C0000h| Off | On | On | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |6.875MB |6E0000h| On | On | On | Off | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 7MB |700000h| Off | Off | Off | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |7.125MB |720000h| On | Off | Off | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 7.25MB |740000h| Off | On | Off | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |7.375MB |760000h| On | On | Off | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 7.5MB |780000h| Off | Off | On | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |7.625MB |7A0000h| On | Off | On | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 7.75MB |7C0000h| Off | On | On | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 7.87MB |7E0000h| On | On | On | On | On | On | Off | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 8MB |800000h| Off | Off | Off | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |8.125MB |820000h| On | Off | Off | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 8.25MB |840000h| Off | On | Off | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |8.375MB |860000h| On | On | Off | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 8.5MB |880000h| Off | Off | On | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |8.625MB |8A0000h| On | Off | On | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 8.75MB |8C0000h| Off | On | On | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 8.87MB |8E0000h| On | On | On | Off | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 9MB |900000h| Off | Off | Off | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |9.125MB |920000h| On | Off | Off | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 9.25MB |940000h| Off | On | Off | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |9.375MB |960000h| On | On | Off | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 9.5MB |980000h| Off | Off | On | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |9.625MB |9A0000h| On | Off | On | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 9.75MB |9C0000h| Off | On | On | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 9.87MB |9E0000h| On | On | On | On | Off | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 10MB |A00000h| Off | Off | Off | Off | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |10.125MB|A20000h| On | Off | Off | Off | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |10.25MB |A40000h| Off | On | Off | Off | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |10.375MB|A60000h| On | On | Off | Off | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 10.5MB |A80000h| Off | Off | On | Off | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |10.625MB|AA0000h| On | Off | On | Off | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |10.75MB |AC0000h| Off | On | On | Off | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |10.87MB |AE0000h| On | On | On | Off | On | Off | On | On | +----------------------------------------------------------------+ +----------------------------------------------------------------+ | STARTING MEMORY ADDRESS SELECTION | |----------------------------------------------------------------| | Memory |Address|SW2/1|SW2/2|SW2/3|SW2/4|SW2/5|SW2/6|SW2/7|SW1/8| |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 11MB |B00000h| Off | Off | Off | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |11.125MB|B20000h| On | Off | Off | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |11.25MB |B40000h| Off | On | Off | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |11.375MB|B60000h| On | On | Off | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 11.5MB |B80000h| Off | Off | On | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |11.625MB|BA0000h| On | Off | On | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |11.75MB |BC0000h| Off | On | On | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |11.87MB |BE0000h| On | On | On | On | On | Off | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 12MB |C00000h| Off | Off | Off | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |12.125MB|C20000h| On | Off | Off | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |12.25MB |C40000h| Off | On | Off | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |12.375MB|C60000h| On | On | Off | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 12.5MB |C80000h| Off | Off | On | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |12.625MB|CA0000h| On | Off | On | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |12.75MB |CC0000h| Off | On | On | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |12.87MB |CE0000h| On | On | On | Off | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 13MB |C00000h| Off | Off | Off | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |13.125MB|D20000h| On | Off | Off | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |13.25MB |D40000h| Off | On | Off | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |13.375MB|D60000h| On | On | Off | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 13.5MB |D80000h| Off | Off | On | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |13.625MB|DA0000h| On | Off | On | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |13.75MB |DC0000h| Off | On | On | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |13.87MB |DE0000h| On | On | On | On | Off | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 14MB |C00000h| Off | Off | Off | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |14.125MB|E20000h| On | Off | Off | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |14.25MB |E40000h| Off | On | Off | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |14.375MB|E60000h| On | On | Off | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 14.5MB |E80000h| Off | Off | On | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |14.625MB|EA0000h| On | Off | On | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |14.75MB |EC0000h| Off | On | On | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |14.87MB |EE0000h| On | On | On | Off | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 15MB |F00000h| Off | Off | Off | On | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |15.125MB|F20000h| On | Off | Off | On | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |15.25MB |F40000h| Off | On | Off | On | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |15.375MB|F60000h| On | On | Off | On | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| | 15.5MB |F80000h| Off | Off | On | On | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |15.625MB|FA0000h| On | Off | On | On | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |15.75MB |FC0000h| Off | On | On | On | On | On | On | On | |--------+-------+-----+-----+-----+-----+-----+-----+-----+-----| |15.87MB |FE0000h| On | On | On | On | On | On | On | On | +----------------------------------------------------------------+ +------------------------------------------------------------+ | I/O PORT ADDRESS CONFIGURATION | |------------------------------------------------------------| | Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 | |-----------------+----------+----------+----------+---------| |>> | 258h - 259h | Off | On | Off | Off | |---+-------------+----------+----------+----------+---------| | | 268h - 269h | Off | Off | Off | Off | |---+-------------+----------+----------+----------+---------| | | 208h - 209h | On | On | On | On | |---+-------------+----------+----------+----------+---------| | | 218h - 219h | On | Off | On | On | |---+-------------+----------+----------+----------+---------| | | 228h - 229h | On | Off | On | On | |---+-------------+----------+----------+----------+---------| | | 238h - 239h | Off | Off | On | On | |---+-------------+----------+----------+----------+---------| | | 248h - 249h | On | On | Off | On | |---+-------------+----------+----------+----------+---------| | | 278h - 279h | Off | Off | Off | On | |---+-------------+----------+----------+----------+---------| | | 288h - 289h | On | On | On | Off | |---+-------------+----------+----------+----------+---------| | | 298h - 299h | Off | On | On | Off | |---+-------------+----------+----------+----------+---------| | | 2A8h - 2A9h | On | Off | On | Off | |---+-------------+----------+----------+----------+---------| | | 2B8h - 2B9h | Off | Off | On | Off | |---+-------------+----------+----------+----------+---------| | | 2C8h - 2C9h | On | On | Off | Off | |---+-------------+----------+----------+----------+---------| | | 2D8h - 2D9h | Off | On | Off | Off | |---+-------------+----------+----------+----------+---------| | | 2E8h - 2E9h | On | Off | Off | Off | |---+-------------+----------+----------+----------+---------| | | 2F8h - 2F9h | Off | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | MEMORY CARD CONFIGURATION | |------------------------------------------------------------| | Expanded | Conventional/Extended memory | SW1/5 | SW1/6 | |-----------+------------------------------+--------+--------| | 0KB | 2MB | On | On | |-----------+------------------------------+--------+--------| | 0KB | 1.5MB | On | Off | |-----------+------------------------------+--------+--------| | 0KB | 1MB | Off | On | |-----------+------------------------------+--------+--------| | 0KB | 512KB | Off | Off | |-----------+------------------------------+--------+--------| | 2MB | 0KB | Off | Off | |-----------+------------------------------+--------+--------| | 1.5MB | 0KB | Off | Off | |-----------+------------------------------+--------+--------| | 1MB | 0KB | Off | Off | |-----------+------------------------------+--------+--------| | 512KB | 0KB | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARITY CONFIGURATION | |------------------------------------------------------------| | Parity | SW1/8 | |---------------------------------+--------------------------| |>> | Enabled | On | |---+-----------------------------+--------------------------| | | Disabled | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | FACTORY CONFIGURED - DO NOT ALTER | |------------------------------------------------------------| | Switch | Position | |-----------------------------+------------------------------| | SW1/7 | N/A | +------------------------------------------------------------+