H8SSLASH2218 datasheet(534/750 Pages) RENESAS

534 / 750 page

Section 14 Universal Serial Bus (USB)

Rev.6.00 Jun. 03, 2008 Page 486 of 698

REJ09B0074-0600

14.3.22

USB Interrupt Select Register 0 (UISR0)

UISR0 sets

EXIRQ to output interrupt request indicated in the interrupt flag register 0 (UIFR0).

When a bit in UIER0 corresponding to the UISR0 bit is cleared to 0, an interrupt request is output

from

EXIRQ0. When a bit in UIER0 corresponding to the UISR0 bit is set to 1, an interrupt

request is output from

EXIRQ1.

Bit

Bit Name

Initial Value

R/W

Description

BRSTS

R/W

Selects the BRST interrupt.

—

Reserved

This bit is always read as 0.

EP3TRS

R/W

Selects the EP3TR interrupt.

EP3TSS

R/W

Selects the EP3TS interrupt

EP0oTSS

R/W

Selects the EP0oTS interrupt.

EP0iTRS

R/W

Selects the EP0iTR interrupt.

EP0iTSS

R/W

Selects the EP0iTS interrupt.

SetupTSS

R/W

Selects the SetupTS interrupt.

14.3.23

USB Interrupt Select Register 1 (UISR1)

UISR1 sets

EXIRQ to output interrupt request indicated in the interrupt flag register 1 (UIFR1).

When a bit in UIER1 corresponding to the UISR1 bit is cleared to 0, an interrupt request is output

from

EXIRQ0. When a bit in UIER1 corresponding to the UISR1 bit is set to 1, an interrupt

request is output from

EXIRQ1.

Bit

Bit Name

Initial Value

R/W

Description

7 to 4 —

All 0

Reserved

These bits are always read as 0.

—

R/W

Reserved

The write value should always be 0.

EP2READYS 0

R/W

Selects the EP2READY interrupt.

EP1TRS

R/W

Selects the EP1TR interrupt.

EP1EMPTYS 0

R/W

Selects the EP1EMPTY interrupt.

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