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4.11 EIT Priority Levels
The table below lists the priority levels of EIT events. When multiple EITs occur simultaneously, the
event with the highest priority is accepted first.
Table 4.11.1 Priority of EIT Events and How Returned from EIT
Note that for External Interrupt (EI), the priority levels of interrupt requests from each peripheral I/O
are set by the 32170's internal interrupt controller. For details, refer to Chapter 5, "Interrupt
Controller."
Priority
EIT Event
Type of Processing
Values Set in BPC Register
1(Highest)
Reset Interrupt (RI)
Instruction processing Indeterminate
-aborted type
Address Exception (AE)
Instruction processing- PC of the instruction that
canceled type
generated AE
2
Reserved Instruction
Instruction processing- PC of the instruction that
Exception (RIE)
canceled type
generated AE
Trap (TRAP)
Instruction processing- TRAP instr 4
completed type
3
System Break
Instruction processing- PC of the next instruction
Interrupt (SBI)
completed type
4
External Interrupt (EI)
Instruction processing- PC of the next instruction
completed type
EIT
4.11 EIT Priority Levels
Summary of Contents for M32170F3VFP
Page 42: ...1 1 24 Ver 0 10 OVERVIEW 1 4 Pin Layout This is a blank page ...
Page 56: ...2 2 14 Ver 0 10 This is a blank page ...
Page 88: ...3 3 32 Ver 0 10 ADDRESS SPACE 3 7 Notes on Address Space This is a blank page ...
Page 270: ...9 9 40 Ver 0 10 DMAC 9 4 Precautions about the DMAC This is a blank page ...
Page 614: ...12 12 64 Ver 0 10 This is a blank page SERIAL I O 12 9 Precautions on Using UART Mode ...
Page 756: ...17 17 10 Ver 0 10 RAM BACKUP MODE 17 4 Exiting RAM Backup Mode Wakeup This is a blank page ...
Page 762: ...18 18 6 Ver 0 10 OSCILLATION CIRCUIT 18 2 Clock Generator Circuit This is a blank page ...
Page 831: ...CHAPTER 22 CHAPTER 22 TYPICAL CHARACTERISTICS 22 1 A D Conversion Characteristics ...
Page 833: ...Appendix 1 1 Dimensional Outline Drawing APPENDIX 1 APPENDIX 1 MECHANICAL SPECIFICATIONS ...
Page 841: ...Appendix 3 1 Precautions about Noise APPENDIX 3 APPENDIX 3 PRECAUTIONS ABOUT NOISE ...