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DA9220

High-Performance Dual-Channel DC-DC Converter

Datasheet

Revision 2.1

17-Sep-2020

CFR0011-120-00

34 of 62

5.1.1

System

Table 21: SYS_STATUS_0 (0x0001)

Bit

Symbol

Description

[2]

Asserted as long as the enabled buck output voltage is in range

[1]

TEMP_CRIT

Asserted as long as the thermal shutdown threshold is reached

[0]

TEMP_WARN

Asserted as long as the thermal warning threshold is reached

Table 22: SYS_STATUS_1 (0x0002)

Bit

Symbol

Description

[7]

PG2

Asserted as long as the Buck2 output voltage is in range

[6]

OV2

Asserted as long as Buck2 hitting over-voltage

[5]

UV2

Asserted as long as Buck2 hitting under-voltage

[4]

OC2

Asserted as long as Buck2 hitting over-current

[3]

PG1

Asserted as long as the Buck1 output voltage is in range

[2]

OV1

Asserted as long as Buck1 hitting over-voltage

[1]

UV1

Asserted as long as Buck1 hitting under-voltage

[0]

OC1

Asserted as long as Buck1 hitting over-current

Table 23: SYS_STATUS_2 (0x0003)

Bit

Symbol

Description

[2]

GPIO2

GPIO2 status

[1]

GPIO1

GPIO1 status

[0]

GPIO0

GPIO0 status

Table 24: SYS_EVENT_0 (0x0004)

Bit

Symbol

Description

[2]

E_SG

SG caused event. Writing 1 action clear this bit into 0 if event

source has been released.

[1]

E_TEMP_CRIT

TEMP_CRIT caused event. Writing 1 action clear this bit into 0 if

event source has been released.

[0]

E_TEMP_WARN

TEMP_WARN caused event. Writing 1 action clear this bit into 0

if event source has been released.

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