DSP56303 datasheet(253/292 Pages) FREESCALE

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Interrupt Sources and Priorities

DSP56303 User’s Manual, Rev. 2

Freescale Semiconductor

B-9

IRQD (External Interrupt)

DMA Channel 0 Interrupt

DMA Channel 1 Interrupt

DMA Channel 2 Interrupt

DMA Channel 3 Interrupt

DMA Channel 4 Interrupt

DMA Channel 5 Interrupt

Host Command Interrupt

Host Transmit Data Empty

Host Receive Data Full

ESSI0 RX Data with Exception Interrupt

ESSI0 RX Data Interrupt

ESSI0 Receive Last Slot Interrupt

ESSI0 TX Data With Exception Interrupt

ESSI0 Transmit Last Slot Interrupt

ESSI0 TX Data Interrupt

ESSI1 RX Data With Exception Interrupt

ESSI1 RX Data Interrupt

ESSI1 Receive Last Slot Interrupt

ESSI1 TX Data With Exception Interrupt

ESSI1 Transmit Last Slot Interrupt

ESSI1 TX Data Interrupt

SCI Receive Data With Exception Interrupt

Lowest

SCI Receive Data

Highest

SCI Transmit Data

SCI Idle Line

SCI Timer

Timer0 Overflow Interrupt

Timer0 Compare Interrupt

Timer1 Overflow Interrupt

Timer1 Compare Interrupt

Timer2 Overflow Interrupt

Lowest

Timer2 Compare Interrupt

Table B-4. Interrupt Source Priorities Within an IPL (Continued)

Priority

Interrupt Source

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