Texas Instruments TMS320

TMS320 SECOND GENERATION
DIGITAL SIGNAL PROCESSORS
SPRS010B — MAY 1987 — REVISED NOVEMBER 1990
POST OFFICE BOX 1443  HOUSTON, TEXAS 77001
8
Pages 8 -511
Interrupts
and Reserved
(External)
External
Interrupts
and Reserved
(On-Chip
ROM/EPROM)
On-Chip
Memory-Mapped
Registers
On-Chip
ROM/EPROM
Reserved
Reserved
On-Chip
Block B2
Reserved
External
If MP/MC =1
(Microprocessor Mode)
If MP/MC =0
(Microcomputer Mode on TMS320C25)
(a) Memory Maps After a CNFD Instruction
Pages 4-5
Pages 1-3
Program Program Data
Pages 6 -7
Interrupts
and Reserved
(External)
External
Interrupts
and Reserved
(On-Chip
ROM/EPROM)
On-Chip
Memory-Mapped
Registers
On-Chip
ROM/EPROM
Reserved
On-Chip
Block B2
Reserved
External
External
If MP/MC
=1
(Microprocessor Mode)
(b) Memory Maps After a CNFP Instruction
Program Program Data
On-Chip
Block B0
On-Chip
Block B0
Page 0
0(0000h)
31(001Fh)
32(0020h)
65,535(FFFFh)
0(0000h)
31(001Fh)
32(0020h)
65,535(0FFFFh)
0(0000h)0(0000h)
31(001Fh)
32(0020h)
65,279(0FEFFh)
65,280(0FF00h)
5(0005h)
6(0006h)
95(005Fh)
96(0060h)
External
Reserved
4015(0FAFh)
4016(0FB0h)
4095(0FFFh)
4096(1000h)
65,535(0FFFFh)
On-Chip
Block B0
On-Chip
Block B1
127(007Fh)
128(0080h)
511(01FFh)
512(0200h)
767(02FFh)
768(0300h)
1023(03FFh)
1024(0400h)
65,535(0FFFFh)
0(0000h)
31(001Fh)
32(0020h)
4015(0FAFh)
4016(0FB0h)
4095(0FFFh)
4096(1000h)
65,535(0FFFFh)
65,279(0FEFFh)
65,280(0FF00h)
0(0000h)
5(0005h)
6(0006h)
95(005Fh)
96(0060h)
127(007Fh)
128(0080h)
511(01FFh)
512(0200h)
767(02FFh)
768(0300h)
1023(03FFh)
1024(0400h)
65,535(0FFFFh)
Pages 8 -511
Pages 4-5
Pages 1-3
Pages 6 -7
Page 0
On-Chip
Block B1
If MP/MC =0
(Microcomputer Mode on TMS320C25)
Does Not
Exist
Figure 1. Memory Maps