ST STM32L4+ Series Reference Manual page 2111

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Host all channels interrupt mask register

1. OTG_FS_WKUP becomes active (high state) when resume condition occurs during L1 SLEEP or L2 SUSPEND states.

Figure 625. Interrupt hierarchy

Core register interrupt

(15 + #EP):16

OUT endpoints

IN endpoints

OTG_DAINTMSK

Device all endpoints interrupt mask

Device all endpoints interrupt register

OTG_DIEPMSK/

Device IN/OUT endpoints common

interrupt mask register

OTG_DIEPINTx/

OTG_DOEPINTx

Device IN/OUT endpoint interrupt

Host port control and status register

OTG_HAINTMSK

Host all channels interrupt register

OTG_HCTINTMSKx

Host channels interrupt mask registers

Host channels interrupt registers

USB on-the-go full-speed (OTG_FS)

OTG interrupt register

RM0432 Rev 6

Global interrupt mask (bit 0)

AHB configuration register

Core interrupt mask register

Wakeup interrupt

Global interrupt

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