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TMS320C6712D
FLOATINGĆPOINT DIGITAL SIGNAL PROCESSOR
SPRS293A − OCTOBER 2005 − REVISED NOVEMBER 2005
11
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443
CPU (DSP core) description (continued)
8
8
long src
dst
src2
src1
src1
src1
src1
src1
src1
src1
src1
long dst
long dst
dst
dst
dst
dst
dst
dst
dst
src2
src2
src2
src2
src2
src2
src2
long src
long src
long dst
long dst
long src
8
8
8
2X
1X
.L2
†
.S2
†
.M2
†
.D2
.D1
.M1
†
.S1
†
.L1
†
Control
Register File
DA1
DA2
ST1
LD1 32 LSB
LD2 32 LSB
LD2 32 MSB
32
32
Data Path A
Data Path B
Register
File A
(A0−A15)
Register
File B
(B0−B15)
LD1 32 MSB
32
ST2
32
8
8
8
†
In addition to fixed-point instructions, these functional units execute floating-point instructions.
Figure 1. TMS320C67x CPU (DSP Core) Data Paths