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User’s Manual U19678EJ1V1UD
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2.2.13 AVREF ..............................................................................................................................................75
2.2.14 AVSS ................................................................................................................................................75
2.2.15 RESET ............................................................................................................................................75
2.2.16 REGC..............................................................................................................................................76
2.2.17 VDD, EVDD........................................................................................................................................76
2.2.18 VSS, EVSS ........................................................................................................................................76
2.2.19 FLMD0 ............................................................................................................................................77
2.3 Pin I/O Circuits and Recommended Connection of Unused Pins........................................... 78
2.3.1 78K0R/IB3.........................................................................................................................................78
2.3.2 78K0R/IC3 ........................................................................................................................................80
2.3.3 78K0R/ID3 ........................................................................................................................................88
2.3.4 78K0R/IE3.........................................................................................................................................91
CHAPTER 3 CPU ARCHITECTURE ...................................................................................................... 97
3.1 Memory Space .............................................................................................................................. 97
3.1.1 Internal program memory space .....................................................................................................103
3.1.2 Mirror area ......................................................................................................................................107
3.1.3 Internal data memory space............................................................................................................108
3.1.4 Special function register (SFR) area ...............................................................................................109
3.1.5 Extended special function register (2nd SFR: 2nd Special Function Register) area ......................109
3.1.6 Data memory addressing ................................................................................................................110
3.2 Processor Registers .................................................................................................................. 114
3.2.1 Control registers..............................................................................................................................114
3.2.2 General-purpose registers ..............................................................................................................116
3.2.3 ES and CS registers .......................................................................................................................118
3.2.4 Special function registers (SFRs)....................................................................................................119
3.2.5 Extended special function registers (2nd SFRs: 2nd Special Function Registers)..........................125
3.3 Instruction Address Addressing .............................................................................................. 132
3.3.1 Relative addressing ........................................................................................................................132
3.3.2 Immediate addressing.....................................................................................................................132
3.3.3 Table indirect addressing ................................................................................................................133
3.3.4 Register direct addressing ..............................................................................................................134
3.4 Addressing for Processing Data Addresses........................................................................... 135
3.4.1 Implied addressing ..........................................................................................................................135
3.4.2 Register addressing ........................................................................................................................135
3.4.3 Direct addressing ............................................................................................................................136
3.4.4 Short direct addressing ...................................................................................................................137
3.4.5 SFR addressing ..............................................................................................................................138
3.4.6 Register indirect addressing............................................................................................................139
3.4.7 Based addressing ...........................................................................................................................140