TMS320C6472ECTZ datasheet(89/269 Pages) TI1

89 / 269 page

TMS320C6472

www.ti.com

SPRS612G

– JUNE 2009 – REVISED JULY 2011

3.10 JTAG ID Register Description

The JTAG ID register is a read-only register that identifies to the customer the JTAG ID (DEVICE_ID). For

the C6472 device, the JTAG ID register resides at address location 02A8 0008h. It reads 0009 102Fh. For

the actual register bit names and their associated bit field descriptions, see Figure 3-20 and Table 3-24.

28 27

12 11

VARIANT

PART NUMBER

MANUFACTURER

LSB

(4-bit)

(16-bit)

(11-bit)

R-0000

R-0000 0000 1001 0001

R-0000 0010 111

R-1

LEGEND: R = Read only; -n = value after reset

Figure 3-20. JTAG ID (DEVICE_ID) Register - C6472 Register Value

Table 3-24. JTAG ID (DEVICE_ID) Register Field Descriptions

Bit

Field

Value

Description

31:28

VARIANT

0000

Variant (4-Bit) value.(1)

Note: The VARIANT field may be invalid if no CLKIN1 signal is applied. The

value of this field depends on the silicon revision being used. For more

information, see the TMS320C6472 Digital Signal Processor Silicon Errata

(literature number SPRZ300).

27:12

PART NUMBER

0000 0000 1001 0001

Part Number (16-Bit) value.(2)

11:1

MANUFACTURER

0000 0010 111

Manufacturer (11-Bit) value.(2)

LSB

LSB value.(2)

(1)

Fixed value for each silicon revision. This table shows silicon revision 1.0, as an example.

(2)

Fixed value irrespective of the silicon revision.

3.11 Silicon Revision ID Register Description

The silicon revision ID is a read-only register that provides silicon revision details. For the C6472 device,

the silicon revision ID register is at address location 02A8 070Ch. It reads 0010 0091h. The silicon

revision ID Register is shown in Figure 3-21 and described inTable 3-25.

Reserved

MAJOR REVISION

MINOR REVISION

8-bit

4-bit

R-0000 0000

R-0001

R-0000

PART NUMBER

16-bit

R-0000 0000 1001 0001

LEGEND: R/W = Read/Write; R = Read only; -n = value after reset

Figure 3-21. Silicon Revision ID Register

Table 3-25. Silicon Revision ID Register Field Descriptions

Bit

Field

Value

Description

31:24

Reserved

0000 0000

Reserved

23:20

MAJOR REVISION

0001

Major revision of the silicon(1)

19:16

MINOR REVISION

0000

Minor revision of the silicon(1)

15:0

PART NUMBER

0000 0000 1001 0001

Part number of the silicon(2)

(1)

Fixed value for each silicon revision. This table shows silicon revision 1.0, as an example.

(2)

Fixed value irrespective of the silicon revision.

Device Configuration

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