Table Of Contents - NEC 78K/0S Series User Manual

CHAPTER 1 MEMORY SPACE................................................................................................................ 15
1.1 Memory Space........................................................................................................................................... 15
1.2 Internal Program Memory (Internal ROM) Space ................................................................................... 15
1.3 Vector Table Area ..................................................................................................................................... 17
1.4 CALLT Instruction Table Area ................................................................................................................. 20
1.5 Internal Data Memory Space.................................................................................................................... 20
1.6 Special Function Register (SFR) Area .................................................................................................... 22
CHAPTER 2 REGISTERS ........................................................................................................................ 23
2.1 Control Registers...................................................................................................................................... 23
2.1.1 Program counter (PC)................................................................................................................... 23
2.1.2 Program status word (PSW) ......................................................................................................... 23
2.1.3 Stack pointer (SP)......................................................................................................................... 24
2.2 General-Purpose Registers...................................................................................................................... 25
2.3 Special Function Registers (SFRs) ......................................................................................................... 27
CHAPTER 3 ADDRESSING ..................................................................................................................... 29
3.1 Addressing of Instruction Address ......................................................................................................... 29
3.1.1 Relative addressing ...................................................................................................................... 29
3.1.2 Immediate addressing .................................................................................................................. 30
3.1.3 Table indirect addressing.............................................................................................................. 31
3.1.4 Register addressing...................................................................................................................... 32
3.2 Addressing of Operand Address............................................................................................................. 33
3.2.1 Direct addressing.......................................................................................................................... 33
3.2.2 Short direct addressing................................................................................................................. 34
3.2.3 Special function register (SFR) addressing .................................................................................. 35
3.2.4 Register addressing...................................................................................................................... 36
3.2.5 Register indirect addressing ......................................................................................................... 37
3.2.6 Based addressing ......................................................................................................................... 38
3.2.7 Stack addressing .......................................................................................................................... 38
CHAPTER 4 INSTRUCTION SET ............................................................................................................. 39
4.1 Operation ................................................................................................................................................... 40
4.1.1 Operand representation and description formats ......................................................................... 40
4.1.2 Description of operation column ................................................................................................... 41
4.1.3 Description of flag column ............................................................................................................ 41
4.1.4 Description of clock column .......................................................................................................... 42
4.1.5 Operation list................................................................................................................................. 43
4.1.6 Instruction list by addressing ........................................................................................................ 48
4.2 Instruction Codes ..................................................................................................................................... 51
4.2.1 Description of instruction code table............................................................................................. 51
4.2.2 Instruction code list ....................................................................................................................... 52
CONTENTS
User's Manual U11047EJ3V0UM00 11