5
5-3
Ver.0.10
INTERRUPT CONTROLLER (ICU)
5.1 Outline of the Interrupt Controller (ICU)
Figure 5.1.1 Block Diagram of the Interrupt Controller
Interrupt Vector Register(
IVECT)
Interrupt Mask Register
(IMASK)
NEW_IMASK
Maskable interrupt
request generated
Priority resolution by fixed hardware priority
IMASK
Compar-
ed
ILEVEL
Priority resolution by interrupt priority levels set
.
.
.
.
.
.
.
System Break Interrupt
request generated
SBI
EI
SBI
Interrupt controller
Interrupt Control
Register
SBI Control Register
(SBICR)
SBIREQ
IREQ
IREQ
IREQ
IREQ
IREQ
IREQ
Peripheral
circuits
Edge-
recognized
Interrupt
control circuit
Level-
recognized
Interrupt
request
Interrupt
request
Interrupt
request
To
the CPU
core
.
.
.
.
.
.
.
.
.
Edge-
recognized
Edge-
recognized
Level-
recognized
Level-
recognized
Interrupt
control circuit
Interrupt
control circuit
To
the CPU
core
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 ...