Product preview – Texas Instruments TMS320C6454 User Manual

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PRODUCT PREVIEW

TMS320C6454

Fixed-Point Digital Signal Processor

SPRS311A – APRIL 2006 – REVISED DECEMBER 2006

7.7.3.5 PLL Controller Divider 5 Register

The PLL controller divider 5 register (PLLDIV5) is shown in

Figure 7-15

and described in

Table 7-23

.

31

16

Reserved

R-0

15

14

5

4

0

D5EN

Reserved

RATIO

R/W-1

R-0

R/W-3

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

Figure 7-15. PLL Controller Divider 5 Register (PLLDIV5) [Hex Address: 029A 0164]

Table 7-23. PLL Controller Divider 5 Register (PLLDIV5) Field Descriptions

Bit

Field

Value

Description

31:16

Reserved

0

Reserved. The reserved bit location is always read as 0. A value written to this field has no effect.

15

Dn4EN

Divider 4 enable bit.

0

Divider 4 is disabled. No clock output.

1

Divider 4 is enabled.

14:5

Reserved

0

Reserved. The reserved bit location is always read as 0. A value written to this field has no effect.

4:0

RATIO

0-1Fh

Divider ratio bits.

0

÷1. Divide frequency by 1.

1h

÷2. Divide frequency by 2.

2h

÷3. Divide frequency by 3.

3h

÷4. Divide frequency by 4.

4h-7h

÷5 to ÷8. Divide frequency by 5 to divide frequency by 8.

8h-1Fh

Reserved, do not use.

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C64x+ Peripheral Information and Electrical Specifications

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