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DMA I/O address map
Table 34. DMA I/O address map
Address (hex) | Description | Bits | Byte pointer |
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0000 | Channel 0, Memory Address register | Yes | |
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0001 | Channel 0, Transfer Count register | Yes | |
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0002 | Channel 1, Memory Address register | Yes | |
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0003 | Channel 1, Transfer Count register | Yes | |
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0004 | Channel 2, Memory Address register | Yes | |
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0005 | Channel 2, Transfer Count register | Yes | |
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0006 | Channel 3, Memory Address register | Yes | |
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0007 | Channel 3, Transfer Count register | Yes | |
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0008 | Channels |
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| register |
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0009 | Channels |
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000A | Channels |
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000B | Channels, |
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000C | Channels | N/A |
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000D | Channels, |
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000E | Channels |
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000F | Channels |
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0081 | Channel 2, Page Table Address register |
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0082 | Channel 3, Page Table Address register |
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0083 | Channel 1, Page Table Address register |
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0087 | Channel 0, Page Table Address register |
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0089 | Channel 6, Page Table Address register |
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008A | Channel 7, Page Table Address register |
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008B | Channel 5, Page Table Address register |
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008F | Channel 4, Page Table Address/Refresh register |
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00C0 | Channel 4, Memory Address register | Yes | |
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00C2 | Channel 4, Transfer Count register | Yes | |
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00C4 | Channel 5, Memory Address register | Yes | |
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00C6 | Channel 5, Transfer Count register | Yes | |
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00C8 | Channel 6, Memory Address register | Yes | |
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00CA | Channel 6, Transfer Count register | Yes | |
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00CC | Channel 7, Memory Address register | Yes | |
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50PC 300 GL and 300 PL