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Appendix A: Memory and Register Mapping
A-4
AM700 Audio Measurement Set Service Manual
Table A-6: Mapping access by the MC68040
TEK 2 MB SIMM
Address(hex) Memory bank 2 MB SIMM Size
2000 0000 – 200F FFFF 0 SIMM0 1 MB
2010 0000 – 201F FFFF 1 SIMM0 1 MB
2020 0000 – 202F FFFF 2 SIMM1 1 MB
2030 0000 – 203F FFFF 3 SIMM1 1 MB
TEK 8 MB SIMM
2000 0000 – 203F FFFF 0 SIMM0 4 MB
2040 0000 – 207F FFFF 1 SIMM0 4 MB
2080 0000 – 20BF FFFF 2 SIMM1 4 MB
20C0 0000 – 20FF FFFF 3 SIMM1 4 MB
Table A-7: Flash SIMM module capacity identification
FPD3
FPD7
FPD2
FPD6
FPD1
FPD5
FPD0
FPD0
Number
of parts
Part
density
Module capacity
1 0 1 0 8 2 Mbit 2 Mbyte (Tek)
0 1 0 1 4 8 Mbit 4 Mbyte (Tek)
0 1 0 0 8 8 Mbit 8 Mbyte (Tek)
Table A-8 lists the address mapping accessed by the MC68040. Table A-9 list
the DMA mapping accessed by the DSP.
Table A-8: DRAM address map (68040 access)
Address(hex) Size BSR6 BSR5
1
BSR4
3000 0000 – 303F FFFF 1 Meg × 36 0 0 0
3000 0000 – 307F FFFF 2 Meg × 32 1 1 1
3000 0000 – 307F FFFF 2 Meg × 36 0 1 1
3000 0000 – 30FF FFFF 4 Meg × 36 0 1 0
DRAM Address Map