NEC PD78076, User Manual

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5.2 Processor Registers ............................................................................................................ 110
5.2.1 Control registers ........................................................................................................................ 110
5.2.2 General registers ....................................................................................................................... 113
5.2.3 Special function register (SFR) ................................................................................................ 114
5.3 Instruction Address Addressing ....................................................................................... 118
5.3.1 Relative addressing ................................................................................................................... 118
5.3.2 Immediate addressing ............................................................................................................... 119
5.3.3 Table indirect addressing .......................................................................................................... 120
5.3.4 Register addressing .................................................................................................................. 121
5.4 Operand Address Addressing ........................................................................................... 122
5.4.1 Implied addressing .................................................................................................................... 122
5.4.2 Register addressing .................................................................................................................. 123
5.4.3 Direct addressing ...................................................................................................................... 124
5.4.4 Short direct addressing ............................................................................................................. 125
5.4.5 Special function register (SFR) addressing ............................................................................. 126
5.4.6 Register indirect addressing ..................................................................................................... 127
5.4.7 Based addressing ...................................................................................................................... 128
5.4.8 Based indexed addressing ....................................................................................................... 129
5.4.9 Stack addressing ....................................................................................................................... 129
CHAPTER 6 PORT FUNCTIONS ......................................................................................................... 131
6.1 Port Functions ...................................................................................................................... 131
6.2 Port Configuration ............................................................................................................... 136
6.2.1 Port 0 ......................................................................................................................................... 136
6.2.2 Port 1 ......................................................................................................................................... 138
6.2.3 Port 2 (
µ
PD78078 Subseries) ................................................................................................... 139
6.2.4 Port 2 (
µ
PD78078Y Subseries) ................................................................................................ 141
6.2.5 Port 3 ......................................................................................................................................... 143
6.2.6 Port 4 ......................................................................................................................................... 144
6.2.7 Port 5 ......................................................................................................................................... 145
6.2.8 Port 6 ......................................................................................................................................... 146
6.2.9 Port 7 ......................................................................................................................................... 148
6.2.10 Port 8 ......................................................................................................................................... 150
6.2.11 Port 9 ......................................................................................................................................... 151
6.2.12 Port 10 ....................................................................................................................................... 153
6.2.13 Port 12 ....................................................................................................................................... 155
6.2.14 Port 13 ....................................................................................................................................... 156
6.3 Port Function Control Registers ....................................................................................... 157
6.4 Port Function Operations ................................................................................................... 163
6.4.1 Writing to input/output port ....................................................................................................... 163
6.4.2 Reading from input/output port ................................................................................................. 163
6.4.3 Operations on input/output port ................................................................................................ 163
6.5 Selection of Mask Option ................................................................................................... 164