DSP56303 Datasheet, PDF (252/292 Pages) Freescale Semiconductor, Inc – DSP56303 USER’S MANUAL

Programming Reference
Table B-3. Interrupt Sources (Continued)
Interrupt
Starting Address
VBA:$46
VBA:$48
VBA:$4A
VBA:$4C
VBA:$4E
VBA:$50
VBA:$52
VBA:$54
VBA:$56
VBA:$58
VBA:$5A
VBA:$5C
VBA:$5E
VBA:$60
VBA:$62
VBA:$64
VBA:$66
:
VBA:$FE
Interrupt
Priority Level
Range
Interrupt Source
0–2
ESSI1 Transmit Data
0–2
ESSI1 Transmit Data With Exception Status
0–2
ESSI1 Transmit Last Slot
0–2
Reserved
0–2
Reserved
0–2
SCI Receive Data
0–2
SCI Receive Data With Exception Status
0–2
SCI Transmit Data
0–2
SCI Idle Line
0–2
SCI Timer
0–2
Reserved
0–2
Reserved
0–2
Reserved
0–2
Host Receive Data Full
0–2
Host Transmit Data Empty
0–2
Host Command (Default)
0–2
Reserved
:
:
0–2
Reserved
Priority
Highest
Lowest
Highest
Table B-4. Interrupt Source Priorities Within an IPL
Interrupt Source
Level 3 (Nonmaskable)
Hardware RESET
Stack Error
Illegal Instruction
Debug Request Interrupt
Trap
Non-Maskable Interrupt
Levels 0, 1, 2 (Maskable)
IRQA (External Interrupt)
IRQB (External Interrupt)
IRQC (External Interrupt)
DSP56303 User’s Manual, Rev. 2
B-8
Freescale Semiconductor