EXCEPTION PROCESSING STATE (INTERRUPT PROCESSING)
7 - 30
PROCESSING STATES
MOTOROLA
Figure 7-10 Long Interrupt Service Routine
EXPLICIT
RETURN FROM
INTERRUPT
(SHOULD BE RTI)
ii1
ii2
MAIN
PROGRAM
FETCHES
n1
INTERRUPT
SYNCHRONIZED
AND RECOGNIZED
AS PENDING
JSR CAN BE IN EITHER LOCATION
TO FORM A LONG INTERRUPT
n2
n3
n4
ii3
ii4
INTERRUPT
ROUTINE
ii7
RTI
LONG INTERRUPT
SERVICE ROUTINE FETCHES
(STARTS WITH A FAST INTERRUPT)
PROGRAM COUNTER
RESUMES OPERATION
INTERRUPTS
RE-ENABLED
(a) Instruction Fetches from Memory
(b) Program Controller Pipeline
INTERRUPT CONTROL CYCLE 1
i
INTERRUPT CONTROL CYCLE 2
i
FETCH
n1
n2
ii1
ii2
ii3
ii4
ii5
ii6
ii7
RTI
—
n3
n4
DECODE
n1
n2
ii1
ii2
ii3
ii4
ii5
ii6
ii7
RTI
NOP
n3
n4
EXECUTE
n1
n2
ii1
ii2
ii3
ii4
ii5
ii6
ii7
RTI
NOP
n3
n4
INSTRUCTION CYCLE COUNT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
i
= INTERRUPT
ii
= INTERRUPT INSTRUCTION WORD
n
= NORMAL INSTRUCTION WORD
INTERRUPT SYNCHRONIZED AND
RECOGNIZED AS PENDING
INTERRUPTS RE-ENABLED
Содержание DSP56K
Страница 12: ...xii LIST of TABLES MOTOROLA List of Tables Continued Table Page Number Title Number ...
Страница 13: ...MOTOROLA DSP56K FAMILY INTRODUCTION 1 1 SECTION 1 DSP56K FAMILY INTRODUCTION ...
Страница 25: ...MOTOROLA DSP56K CENTRAL ARCHITECTURE OVERVIEW 2 1 SECTION 2 DSP56K CENTRAL ARCHITECTURE OVERVIEW ...
Страница 31: ...MOTOROLA DATA ARITHMETIC LOGIC UNIT 3 1 SECTION 3 DATA ARITHMETIC LOGIC UNIT ...
Страница 50: ...DATA ALU SUMMARY 3 20 DATA ARITHMETIC LOGIC UNIT MOTOROLA ...
Страница 51: ...MOTOROLA ADDRESS GENERATION UNIT 4 1 SECTION 4 ADDRESS GENERATION UNIT ...
Страница 77: ...MOTOROLA PROGRAM CONTROL UNIT 5 1 SECTION 5 PROGRAM CONTROL UNIT ...
Страница 124: ...INSTRUCTION GROUPS 6 30 INSTRUCTION SET INTRODUCTION MOTOROLA ...
Страница 125: ...MOTOROLA PROCESSING STATES 7 1 SECTION 7 PROCESSING STATES STOP WAIT EXCEPTION NORMAL RESET ...
Страница 167: ...STOP PROCESSING STATE MOTOROLA PROCESSING STATES 7 43 ...
Страница 168: ...STOP PROCESSING STATE 7 44 PROCESSING STATES MOTOROLA ...
Страница 169: ...MOTOROLA PORT A 8 1 SECTION 8 PORT A ...
Страница 176: ...PORT A INTERFACE 8 8 PORT A MOTOROLA ...
Страница 177: ...MOTOROLA PLL CLOCK OSCILLATOR 9 1 SECTION 9 PLL CLOCK OSCILLATOR x x d Φ VCO ...
Страница 191: ...10 2 ON CHIP EMULATION OnCE MOTOROLA SECTION 10 ON CHIP EMULATION OnCE ...
Страница 218: ...USING THE OnCE MOTOROLA ON CHIP EMULATION OnCE 10 29 ...
Страница 604: ...INSTRUCTION ENCODING A 338 INSTRUCTION SET DETAILS MOTOROLA ...
Страница 605: ...MOTOROLA BENCHMARK PROGRAMS B 1 APPENDIX B BENCHMARK PROGRAMS T T T T T P1 P3 P2 P4 T T T ...
Страница 606: ...SECTION CONTENTS B 2 BENCHMARK PROGRAMS MOTOROLA SECTION B 1 INTRODUCTION 3 SECTION B 2 BENCHMARK PROGRAMS 3 ...
Страница 609: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 5 ...
Страница 611: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 7 ...
Страница 613: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 9 ...
Страница 615: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 11 ...