DSP56857 datasheet(524/662 Pages) FREESCALE

524 / 662 page

Application:

Date:

Programmer:

Sheet

5685X Digital Signal Controller User Manual, Rev. 4

B-22

Freescale Semiconductor

2 of 24

ITCN

Interrupt Priority Register 1 (IPR1)

Interrupt Priority

$1FFF20 + $1

Bits

Read

RX_REG IPL TX_REG IPL TRBUF IPL

Write

Reset

0000

000

Bits

Name

Description

5 - 4

RX_REG IPL

Receive Data Empty Register Interrupt Priority Level

This bit field is used to set the interrupt priority levels for this OnCE IRQ.

IRQ disabled by default

IRQ is priority level 1

IRQ is priority level 2

IRQ is priority level 3

3 - 2

TX_REG IPL

Transmit Data Full Interrupt Priority Level

This bit field is used to set the interrupt priority levels for this OnCE IRQ.

IRQ disabled by default

IRQ is priority level 1

IRQ is priority level 2

IRQ is priority level 3

1 - 0

TRBUF IPL

Trace Buffer Interrupt Priority Level

This bit field is used to set the interrupt priority levels for this OnCE IRQ.

IRQ disabled by default

IRQ is priority level 1

IRQ is priority level 2

IRQ is priority level 3

denotes Reserved Bits

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