Intel PXA26X User Manual

Page 98

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3-32

Intel® PXA26x Processor Family Developer’s Manual

Clocks and Power Manager

Warning:

Because GPIO[89:86] were previously dedicated pins, they only reflect their PGSR value if their
GPIO function is selected. Otherwise they drive their dedicated pin’s sleep state.

This is a read/write register. Ignore reads from reserved bits. Write zeros to reserved bits.

This is a read/write register. Ignore reads from reserved bits. Write zeros to reserved bits.

This is a read/write register. Ignore reads from reserved bits. Write zeros to reserved bits.

Table 3-16. PGSR0 Bit Definitions

0x40F0_0020

PGSR0

Clocks and Power Manager

Bit

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6

5

4

3

2

1

0

SS

3

1

SS

3

0

SS

2

9

SS

2

8

SS

2

7

SS

2

6

SS

2

5

SS

2

4

SS

2

3

SS

2

2

SS

2

1

SS

2

0

SS

1

9

SS

1

8

SS

1

7

SS

1

6

SS

1

5

SS

1

4

SS

1

3

SS

1

2

SS

1

1

SS

1

0

SS9

SS8

SS7

SS6

SS5

SS4

SS3

SS2

SS1

SS0

Reset

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

[31:0]

SSx

SLEEP STATE OF GPx – If programmed as an output:

0 – Pin is driven to a zero during sleep mode

1 – Pin is driven to a one during sleep mode

Cleared by hardware, watchdog, and GPIO resets.

Table 3-17. PGSR1 Bit Definitions

0x40F0_0024

PGSR1

Clocks and Power Manager

Bit

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6

5

4

3

2

1

0

SS6

3

SS6

2

SS6

1

SS6

0

SS5

9

SS5

8

SS5

7

SS5

6

SS5

5

SS5

4

SS5

3

SS5

2

SS5

1

SS5

0

SS4

9

SS4

8

SS4

7

SS4

6

SS4

5

SS4

4

SS4

3

SS4

2

SS4

1

SS4

0

SS3

9

SS3

8

SS3

7

SS3

6

SS3

5

SS3

4

SS3

3

SS3

2

Reset

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

[31:0]

SSx

SLEEP STATE OF GPx – If programmed as an output:

0 – Pin is driven to a zero during sleep mode

1 – Pin is driven to a one during sleep mode

Cleared by hardware, watchdog, and GPIO resets.

Table 3-18. PSPR Bit Definitions

0x40F0_0008

PSPR

Clocks and Power Manager

Bit

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6

5

4

3

2

1

0

SP

Reset

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

[31:0]

SP

SCRATCH PAD:

32-bit word is preserved in sleep mode.

Cleared by hardware, watchdog, and GPIO resets.

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