Datasheet

292
ATmega16U4/32U4 [DATASHEET]
Atmel-7766J-USB-ATmega16U4/32U4-Datasheet_04/2016
• Bit 7 - Reserved
The value read from these bits is always 0. Do not set these bits.
• Bits 6:0 - EPINT6:0 - Endpoint Interrupts Bits
Set by hardware when an interrupt is triggered by the UEINTX register and if the corresponding endpoint
interrupt enable bit is set.
Cleared by hardware when the interrupt source is served.
Bit 76543210
- EPINT D6 EPINT D5 EPINT D4 EPINT D3 EPINT D2 EPINT D1 EPINT D0 UEINT
Read/WriteRRRRRRRR
Initial Value 0 0 0 0 0 0 0 0