Cirrus-logic CS5376A Manuale Utente Scaricare il pdf (Pagina 89)

CS5376A

DS612F4 89

23.2.3 GPCFG1 : 0x0F

(MSB) 23 22 21 20 19 18 17 16

-- -- -- --

GP_DIR11 GP_DIR10 GP_DIR9 GP_DIR8

R/W R/W R/W R/W R/W R/W R/W R/W

00000000

15 14 13 12 11 10 9 8

-- -- -- --

GP_PULL11 GP_PULL10 GP_PULL9 GP_PULL8

R/W R/W R/W R/W R/W R/W R/W R/W

00001111

7654321(LSB) 0

-- -- -- --

GP_DATA11 GP_DATA10 GP_DATA9 GP_DATA8

R/W R/W R/W R/W R/W R/W R/W R/W

00001111

DF Address: 0x0F

-- Not defined;

read as 0

R Readable

WWritable

R/W Readable and

Writable

Bits in bottom rows

are reset condition

Bit definitions:

Note: GPIO11 also used as boot EEPROM chip select EECS.

23:20 -- reserved 15:12 -- reserved 7:4 -- reserved

19:16 GP_DIR

[11:8]

GPIO pin direction

1: Output

0: Input

11:8 GP_PULL

[11:8]

GPIO pullup resistor

1: Enabled

0: Disabled

3:0 GP_DATA

[11:8]

GPIO data value

1: VDD

0: GND

Figure 47. GPIO Configuration Register GPCFG1

1 2 ... 84 85 86 87 88 89 90 91 92 93 94 ... 105 106

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