参数资料
型号: LP3972SQ-5810
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, QCC40
封装: 5 X 5 MM, LLP-40
文件页数: 39/60页
文件大小: 1171K
代理商: LP3972SQ-5810
INTERRUPT STATUS REGISTER ISRA
This register specifies the status bits for the interrupts generated by the PMIC. Thermal warning of the IC, GPIO1, GPIO2, PWR_ON
pin, TEST_JIG factory programmable on signal, and the SPARE pin.
Interrupt Status Register ISRA 8h’88
Bit
7
6
5
4
3
2
1
0
Designation
Reserved
T125
GPI2
GPI1
WUP3
WUP2
WUPT
WUPS
Reset Value
0
Interrupt Status Register ISRA 8h’88 Definitions
Bit
Access
Name
Description
7
Reserved
6
R
T125
Status bit for thermal warning PMIC T>125C
0 = PMIC Temp. < 125°C
1 = PMIC Temp. > 125°C
5
R
GPI2
Status bit for the input read in from GPIO 2 when set as Input
0 = GPI2 Logic Low
1 = GPI2 Logic High
4
R
GPI1
Status bit for the input read in from GPIO 1 when set as Input
0 = GPI1 Logic Low
1 = GPI1 Logic High
3
R
WUP3
PWR_ON Pin long pulse Wake Up Status
0 = No wake up event
1 = Long pulse wake up event
2
R
WUP2
PWR_ON Pin Short pulse Wake Up Status
0 = No wake up event
1 = Short pulse wake up event
1
R
WUPT
TEST_JIG Pin Wake Up Status
0 = No wake up event
1 = Wake up event
0
R
WUPS
SPARE Pin Wake Up Status
0 = No wake up event
1 = Wake up event
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