DSP56857 datasheet(528/662 Pages) FREESCALE

528 / 662 page

Application:

Date:

Programmer:

Sheet

5685X Digital Signal Controller User Manual, Rev. 4

B-26

Freescale Semiconductor

6 of 24

ITCN

Interrupt Priority Register 3 (IPR3) continued

Bits

Name

Description

7 - 6

ESSI0_RDES IPL

ESSI0 Receive Data with Exception Status Interrupt Priority Level

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

IRQ disabled by default

IRQ is priority level 0

IRQ is priority level 1

IRQ is priority level 2

5 - 4

DMA5 IPL

Done Interrupt Priority Level

This bit field is used to set the interrupt priority levels for certain peripheral IRQs.

IRQ disabled by default

IRQ is priority level 0

IRQ is priority level 1

IRQ is priority level 2

3 - 2

DMA4 IPL

Done Interrupt Priority Level

This bit field is used to set the interrupt priority levels for certain peripheral IRQs.

IRQ disabled by default

IRQ is priority level 0

IRQ is priority level 1

IRQ is priority level 2

1 - 0

DMA3 IPL

Done Interrupt Priority Level

This bit field is used to set the interrupt priority levels for certain peripheral IRQs.

IRQ disabled by default

IRQ is priority level 0

IRQ is priority level 1

IRQ is priority level 2

Interrupt Priority

$1FFF20 + $3

Bits

Read ESSI0_TD

IPL

ESSI0_TDES

IPL

ESSIO_RLS

IPL

ESSI0_RLS

IPL

ESSI_RDES

IPL

DMA5 IPL DMA4 IPL DMA3 IPL

Write

Reset

000

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