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CHAPTER 15 Interrupt Controller

Table 15.3-1 Relationship between interrupt causes, interrupt numbers, and interrupt levels

Interrupt cause

Interrupt number

Interrupt

level

Offset

TBR default

address

10 decimal 16 decimal

IRQ0 Reserved 16 10

H

ICR00 03BC

H

000FFFBC

H

IRQ1 Reserved 17 11

H

ICR01 03B8

H

000FFFB8

H

IRQ2 External Interrupt 0 (INT0) 18 12

H

ICR02 03B4

H

000FFFB4

H

IRQ3 External Interrupt 1 (INT1) 19 13

H

ICR03 03B0

H

000FFFB0

H

IRQ4 External Interrupt 2 (INT2) 20 14

H

ICR04 03AC

H

000FFFAC

H

IRQ5 24-bit Free Run Counter/Capture 21 15

H

ICR05 03A8

H

000FFFA8

H

IRQ6 Programmable Pulse Generator ch0 22 16

H

ICR06 03A4

H

000FFFA4

H

IRQ7 Programmable Pulse Generator ch1 23 17

H

ICR07 03A0

H

000FFFA0

H

IRQ8 Real timing Generator ch0 24 18

H

ICR08 039C

H

000FFF9C

H

IRQ9 Real timing Generator ch1 25 19

H

ICR09 0398

H

000FFF98

H

IRQ10 Real timing Generator ch2 26 1A

H

ICR10 0394

H

000FFF94

H

IRQ11 10-bit A/D Converter (Hard) 27 1B

H

ICR11 0390

H

000FFF90

H

IRQ12 8-/16-bit Timer/Counter(Timer5 to 0) 28 1C

H

ICR12 038C

H

000FFF8C

H

IRQ13 8-/16-bit Timer/Counter(Timer5 to 1) 29 1D

H

ICR13 0388

H

000FFF88

H

IRQ14 16-bit Timer/Counter (Timer4) 30 1E

H

ICR14 0384

H

000FFF84

H

IRQ15 16-bit Timer (Timer0) 31 1F

H

ICR15 0380

H

000FFF80

H

IRQ16 16-bit Timer (Timer1) 32 20

H

ICR16 037C

H

000FFF7C

H

IRQ17 16-bit Timer (Timer2) 33 21

H

ICR17 0378

H

000FFF78

H

IRQ18 16-bit Timer (Timer3) 34 22

H

ICR18 0374

H

000FFF74

H

IRQ19 Serial I/O ch0 (SIO0) 35 23

H

ICR19 0370

H

000FFF70

H

IRQ20 Serial I/O ch1 (SIO1) 36 24

H

ICR20 036C

H

000FFF6C

H

IRQ21 Serial I/O ch2 (SIO2) 37 25

H

ICR21 0368

H

000FFF68

H

IRQ22 10-bit A/D Converter (Soft) 38 26

H

ICR22 0364

H

000FFF64

H

IRQ23 Key-Input Interrupt 39 27

H

ICR23 0360

H

000FFF60

H

IRQ24 Reserved 40 28

H

ICR24 035C

H

000FFF5C

H

IRQ25 Reserved 41 29

H

ICR25 0358

H

000FFF58

H

IRQ26 Reserved 42 2A

H

ICR26 0354

H

000FFF54

H

IRQ27 Reserved 43 2B

H

ICR27 0350

H

000FFF50

H

IRQ28 Reserved 44 2C

H

ICR28 034C

H

000FFF4C

H

IRQ29 Reserved 45 2D

H

ICR29 0348

H

000FFF48

H

IRQ30 Reserved 46 2E

H

ICR30 0344

H

000FFF44

H

IRQ31 Reserved 47 2F

H

ICR31 0340

H

000FFF40

H

IRQ32 Reserved 48 30

H

ICR32 033C

H

000FFF3C

H

IRQ33 Reserved 49 31

H

ICR33 0338

H

000FFF38

H

IRQ34 Reserved 50 32

H

ICR34 0334

H

000FFF34

H

IRQ35 Reserved 51 33

H

ICR35 0330

H

000FFF30

H

IRQ36 Reserved 52 34

H

ICR36 032C

H

000FFF2C

H

IRQ37 Reserved 53 35

H

ICR37 0328

H

000FFF28

H

IRQ38 Reserved 54 36

H

ICR38 0324

H

000FFF24

H

IRQ39 Reserved 55 37

H

ICR39 0320

H

000FFF20

H

IRQ40 Reserved 56 38

H

ICR40 031C

H

000FFF1C

H

IRQ41 Reserved 57 39

H

ICR41 0318

H

000FFF18

H

IRQ42 Reserved 58 3A

H

ICR42 0314

H

000FFF14

H

IRQ43 Reserved 59 3B

H

ICR43 0310

H

000FFF10

H

IRQ44 Reserved 60 3C

H

ICR44 030C

H

000FFF0C

H

IRQ45 Reserved 61 3D

H

ICR45 0308

H

000FFF08

H

IRQ46 Flash 62 3E

H

ICR46 0304

H

000FFF04

H

IRQ47 Delayed Interrupt (REALOS) 63 3F

H

ICR47 0300

H

000FFF00

H

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