Rainbow-electronics W90P710CDG Manual de usuario descargar pdf (Pagina 420)

100

101

W90P710CD/W90P710CDG

- 420 -

31 30 29 28 27 26 25 24

RESERVED

23 22 21 20 19 18 17 16

RESERVED

15 14 13 12 11 10 9 8

RESERVED

7 6 5 4 3 2 1 0

RESERVED DBCLKSEL DBEN3 DBEN2 DBEN1 DBEN0

BITS DESCRIPTION

[31:7] RESERVED

[6:4]

DBCLKSEL

Debounce Clock Selection

These 3 bits are used to select the clock rate for de-bouncer circuit. The

relationship between the system clock HCLK and the de-bounce clock

TCLK_BUN is as follows: TCLK_BUN = HCLK / 2

DBCLKSEL

[3]

DBEN3

Debounce circuit enable for GPIO19 (nIRQ3)

1 = enable

0 = disable

[2]

DBEN2

Debounce circuit enable for GPIO18 (nIRQ2)

1 = enable

0 = disable

[1]

DBEN1

Debounce circuit enable for GPIO17 (nIRQ1)

1 = enable

0 = disable

[0]

DBEN0

Debounce circuit enable for GPIO16 (nIRQ0)

1 = enable

0 = disable

GPIO Interrupt Configuration Register (GPIO_XICFG)

GPIO_XICFG 0xFFF8_3074 R/W Extend Interrupt Configure

0xXXXX_XX00

1 2 ... 415 416 417 418 419 420 421 422 423 424 425 ... 551 552

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Rainbow-electronics W90P710CDG Manual de usuario Pagina 420

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