Bank Control Registers

The bank control registers are read/write registers.

Index   Name        Bits    Comments
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-88h    D0 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-89h    D0 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank D0 enable
                    [2:0]   Bank D0 device select code
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-8Ah    D1 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-8Bh    D1 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank D1 enable
                    [2:0]   Bank D1 device select code
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-8Ch    D2 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-8Dh    D2 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank D2 enable
                    [2:0]   Bank D2 device select code
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-8Eh    D3 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-8Fh    D3 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank D3 enable
                    [2:0]   Bank D3 device select code
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-90h    E0 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-91h    E0 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank E0 enable
                    [2:0]   Bank E0 device select code
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-92h    E1 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-93h    E1 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank E1 enable
                    [2:0]   Bank E1 device select code
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-94h    E2 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-95h    E2 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank E2 enable
                    [2:0]   Bank E2 device select code
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-96h    E3 Reg0     [7:0]   8 MSBs of device address (address bits [25:18])
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-97h    E3 Reg1     [7:4]   next 4 MSBs of device address (address bits [17:14])
                    [3]     Bank 3 enable
                    [2:0]   Bank E3 device select code
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-98h    C Reg0      [7:0]   8 MSBs of device address (address bits [25:18])
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-99h    C Reg1      [7:6]   next 2 MSBs of device address (address bits [17:16])
                    [5]     unused
                    [4]     Bank C Attribute Memory Select bit
                    [3]     Bank C enable
                    [2:0]   Bank C device select
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