Texas-instruments TMS320C6454 Manuel d'utilisateur télécharger pdf (Page 136)

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PRODUCT PREVIEW

TMS320C6454

Fixed-Point Digital Signal Processor

SPRS311A – APRIL 2006 – REVISED DECEMBER 2006

7.7.3.10 SYSCLK Status Register

The SYSCLK status register (SYSTAT) shows the status of the system clocks (SYSCLK n). SYSTAT is

shown in Figure 7-20 and described in Table 7-28 .

31 16

Reserved

R-0

15 8

Reserved

R-0

7 5 4 3 2 1 0

Reserved SYS5ON SYS4ON SYS3ON SYS2ON Reserved

R-0 R-1 R-1 R-1 R-1 R-1

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

Figure 7-20. SYSCLK Status Register (SYSTAT) [Hex Address: 029A 0150]

Table 7-28. SYSCLK Status Register (SYSTAT) Field Descriptions

Bit Field Value Description

31:4 Reserved 0 Reserved. The reserved bit location is always read as 0. A value written to this field has no effect.

4:1 SYS nON SYSCLK n on status.

0 SYSCLK n is gated.

1 SYSCLK n is on.

0 Reserved 1 Reserved. The reserved bit location is always read as 1. A value written to this field has no effect.

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Texas-instruments TMS320C6454 Manuel d'utilisateur Page 136