DA9220 datasheet(46/62 Pages) DIALOG

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DA9220

High-Performance Dual-Channel DC-DC Converter

Datasheet

Revision 2.1

17-Sep-2020

CFR0011-120-00

46 of 62

Table 40: SYS_GPIO2_1 (0x0015)

Bit

Symbol

Description

[7]

GPIO2_DEB_FALL

GPI debouce falling edge. Initial value is determined by

CONF pin setting at the start-up in CONF_EN = 1

[6]

GPIO2_DEB_RISE

GPI debounce rising edge. Initial value is determined by

CONF pin setting at the start-up in CONF_EN = 1

[5:4]

GPIO2_DEB

GPI debounce time. Initial value is determined by CONF

pin setting at the start-up in CONF_EN = 1

Value

Description

0x0

100 µs debouce

0x1

1 ms debouce

0x2

10 ms debounce

0x3

100 ms debounce

[3]

GPIO2_PUPD

GPIO pull-up/pull-down enable. Initial value is determined

by CONF pin setting at the start-up in CONF_EN = 1

Value

Description

0x0

GPI: pull-down disabled, GPO: pull-up to

AVDD disabled

0x1

GPI: pull-down enabled, GPO: pull-up to AVDD

enabled

[2]

GPIO2_POL

GPIO polarity. Initial value is determined by CONF pin

setting at the start-up in CONF_EN = 1

Value

Description

0x0

GPIO is active-high

0x1

GPIO is active-low

[1:0]

GPIO2_TRIG

GPI trigger type. Initial value is determined by CONF pin

setting at the start-up in CONF_EN = 1

Value

Description

0x0

Dual-edge triggered

0x1

Pos-edge triggered

0x2

Neg-edge triggered

0x3

Reserved (No trigger)

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