UPD780984 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPD780984

8-Bit Single-Chip Microcontrollers

NEC => Renesas Technology 

CONTENTS

CHAPTER 1 OVERVIEW OF FUNCTIONS............................................................................... 13

1.1 PWM Signal Generation ............................................................................................. 13

1.2 Dead Time.................................................................................................................... 14

1.3 V/f Control.................................................................................................................... 15

1.4 Inverter Output Setting Range................................................................................... 16

1.5 Frequency Shifting ..................................................................................................... 17

CHAPTER 2 HARDWARE CONFIGURATION ......................................................................... 18

2.1 System Configuration................................................................................................. 18

2.2 CPU Block.................................................................................................................... 19

2.2.1 Memory map ...................................................................................................... 19

2.2.2 Pin mapping ....................................................................................................... 20

2.3 Circuit Diagram ........................................................................................................... 21

CHAPTER 3 CONTROL ............................................................................................................ 22

3.1 State Transition Table ................................................................................................ 22

3.2 Program Configuration............................................................................................... 24

3.3 RAM and Flags ............................................................................................................ 26

3.4 Tables........................................................................................................................... 32

3.5 Registers...................................................................................................................... 34

3.6 Program Description .................................................................................................. 35

3.6.1 Initialization (symbol name: RESTART, RAMCLR, INIT) .................................. 35

3.6.2 Main processing ................................................................................................. 36

3.6.3 Setting PWM switching timing ............................................................................ 42

3.6.4 INTP0 safety stop processing ............................................................................ 45

3.6.5 Dead time input .................................................................................................. 45

CHAPTER 4 NOTES ON TIME REQUIRED FOR TIMING SET INTERRUPT PROCESSING . 46

CHAPTER 5 FLOWCHARTS..................................................................................................... 47

CHAPTER 6 PROGRAM LIST................................................................................................... 64

6.1 Main Processing ......................................................................................................... 65

6.2 Interrupt Processing................................................................................................... 96

6.3 Table Data.................................................................................................................. 104

6.4 Constant Definitions................................................................................................. 113

APPENDIX REVISION HISTORY ............................................................................................ 114

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Application Note U13119EJ4V0AN

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