7641 datasheet(69/385 Pages) RENESAS

69 / 385 page

Rev.2.00

Aug 28, 2006

page 52 of 113

7641 Group

REJ09B0336-0200

HARDWARE

FUNCTIONAL DESCRIPTION

[USB Interrupt Enable Registers 1 and 2] USBIE1, USBIE2

The USB interrupt enable registers are used to enable the USB

USB interrupt enable register 1 (address 005416)

USBIE1

USB endpoint 0 interrupt enable bit (INTEN0)

0: Disabled

1: Enabled

Reserved bit (“0” at read/write)

USB endpoint 1 IN interrupt enable bit (INTEN2)

0: Disabled

1: Enabled

USB endpoint 1 OUT interrupt enable bit (INTEN3)

0: Disabled

1: Enabled

USB endpoint 2 IN interrupt enable bit (INTEN4)

0: Disabled

1: Enabled

USB endpoint 2 OUT interrupt enable bit (INTEN5)

0: Disabled

1: Enabled

USB endpoint 3 IN interrupt enable bit (INTEN6)

0: Disabled

1: Enabled

USB endpoint 3 OUT interrupt enable bit (INTEN7)

0: Disabled

1: Enabled

USB interrupt enable register 2 (address 005516)

USBIE2

USB endpoint 4 IN interrupt enable bit (INTEN8)

0: Disabled

1: Enabled

USB endpoint 4 OUT interrupt enable bit (INTEN9)

0: Disabled

1: Enabled

Reserved bit (“0” at read/write)

USB overrun/underrun interrupt enable bit (INTEN12)

0: Disabled

1: Enabled

Reserved bit (“1” at read/write)

Reserved bit (“0” at read/write)

USB suspend/resume interrupt enable bit (INTEN15)

0: Disabled

1: Enabled

function interrupt. Upon reset, all USB interrupts except the USB

suspend and USB resume interrupts are enabled.

Fig. 42 Structure of USB interrupt enable register 1

Fig. 43 Structure of USB interrupt enable register 2

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