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ZL50073 Datasheet(PDF) 33 Page - Zarlink Semiconductor Inc |
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ZL50073 Datasheet(HTML) 33 Page - Zarlink Semiconductor Inc |
33 / 68 page ZL50073 Data Sheet 33 Zarlink Semiconductor Inc. 14.0 Detailed Memory and Register Descriptions This section describes all the memories and registers that are used in this device. 14.1 Connection Memory Address range 00000 - 1FFFF hex. On power-up, all Connection Memory locations are initialized automatically to 00000000 hex, using the Block Initialization feature, as described in Section 14.7 and Section 14.8. The 32 bit Connection Memory has 32,768 locations. Each 32 bit long-word is used to program the desired source data and any other per-channel characteristics of one output time-slot. The memory map for the Connection Memory is sub-divided into 32 blocks, each corresponding to one of the possible 32 output stream group numbers. The address ranges for these blocks are illustrated in Table 13. 40288 - 4028B Block Init Register 4028C - 4028F Block Init Enable 40290- 7FFFF Invalid Address. Access causes Bus error (BERR) Output Group Start Address (Hex) Address Range (Hex) Output Group Start Address (Hex) Address Range (Hex) 0 000000 000000 - 000FFF 16 010000 010000 - 010FFF 1 001000 001000 - 001FFF 17 011000 011000 - 011FFF 2 002000 002000 - 002FFF 18 012000 012000 - 012FFF 3 003000 003000 - 003FFF 19 013000 013000 - 013FFF 4 004000 004000 - 004FFF 20 014000 014000 - 014FFF 5 005000 005000 - 005FFF 21 015000 015000 - 015FFF 6 006000 006000 - 006FFF 22 016000 016000 - 016FFF 7 007000 007000 - 007FFF 23 017000 017000 - 017FFF 8 008000 008000 - 008FFF 24 018000 018000 - 018FFF 9 009000 009000 - 009FFF 25 019000 019000 - 019FFF 10 00A000 00A000 - 00AFFF 26 01A000 01A000 - 01AFFF 11 00B000 00B000 - 00BFFF 27 01B000 01B000 - 01BFFF 12 00C000 00C000 - 00CFFF 28 01C000 01C000 - 01CFFF 13 00D000 00D000 - 00DFFF 29 01D000 01D000 - 01DFFF 14 00E000 00E000 - 00EFFF 30 01E000 01E000 - 01EFFF 15 00F000 00F000 - 00FFFF 31 01F000 01F000 - 01FFFF Table 13 - Connection Memory Group Address Mapping Address (Hex) Description Table 12 - Memory Map (continued) |
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