ST20-GP6 datasheet(39/123 Pages) STMICROELECTRONICS

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ST20-GP6

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IntActiveHigh

The setting of the

IntActiveHigh register determines whether the wake-up occurs when the inter-

rupt goes high or low, assuming the interrupt has been enabled to cause a wake-up in the

IntL-

PEnable register.

IntLPEnable

Interrupt level controller base address + #50

Read/Write

Bit

Bit ﬁeld

Function

Int0LPEnable

Enable external Interrupt0 for low power controller.

Interrupt0 masked from the low power controller

Interrupt0 enabled to cause a wake-up from power down mode

Int1LPEnable

Enable external Interrupt1 for low power controller.

Interrupt1 masked from the low power controller

Interrupt1 enabled to cause a wake-up from power down mode

Table 6.4

IntLPEnable register format

IntActiveHigh

Interrupt level controller base address + #4C

Read/Write

Bit

Bit ﬁeld

Function

Int0ActiveHigh

Interrupt0 set to be active high or low

Interrupt0 goes low the ST20-GP6 wakes up from power down mode.

Interrupt0 goes high the ST20-GP6 wakes up from power down mode.

Int1ActiveHigh

Interrupt1 set to be active high or low

Interrupt1 goes low the ST20-GP6 wakes up from power down mode.

Interrupt1 goes high the ST20-GP6 wakes up from power down mode.

Table 6.5

IntActiveHigh register format

ST20-GP6 数据表(PDF) 39 Page - STMicroelectronics

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