Datasheet

Index-2
3.1.5 Extended special function register (2nd SFR: 2nd Special Function Register) area ....................... 62
3.1.6 Data memory addressing ................................................................................................................. 63
3.2 Processor Registers ..................................................................................................................... 64
3.2.1 Control registers ............................................................................................................................... 64
3.2.2 General-purpose registers ................................................................................................................ 66
3.2.3 ES and CS registers ......................................................................................................................... 67
3.2.4 Special function registers (SFRs) ..................................................................................................... 68
3.2.5 Extended special function registers (2nd SFRs: 2nd Special Function Registers) ........................... 74
3.3 Instruction Address Addressing ................................................................................................. 81
3.3.1 Relative addressing .......................................................................................................................... 81
3.3.2 Immediate addressing ...................................................................................................................... 81
3.3.3 Table indirect addressing ................................................................................................................. 82
3.3.4 Register direct addressing ................................................................................................................ 83
3.4 Addressing for Processing Data Addresses ............................................................................. 84
3.4.1 Implied addressing ........................................................................................................................... 84
3.4.2 Register addressing ......................................................................................................................... 84
3.4.3 Direct addressing ............................................................................................................................. 85
3.4.4 Short direct addressing .................................................................................................................... 86
3.4.5 SFR addressing ................................................................................................................................ 87
3.4.6 Register indirect addressing ............................................................................................................. 88
3.4.7 Based addressing ............................................................................................................................. 89
3.4.8 Based indexed addressing ............................................................................................................... 93
3.4.9 Stack addressing .............................................................................................................................. 94
CHAPTER 4 PORT FUNCTIONS ........................................................................................................... 98
4.1 Port Functions .............................................................................................................................. 98
4.2 Port Configuration ........................................................................................................................ 99
4.2.1 Port 1 .............................................................................................................................................. 100
4.2.2 Port 2 .............................................................................................................................................. 100
4.2.3 Port 3 .............................................................................................................................................. 101
4.2.4 Port 4 .............................................................................................................................................. 101
4.2.5 Port 5 .............................................................................................................................................. 101
4.2.6 Port 6 .............................................................................................................................................. 101
4.2.7 Port 7 .............................................................................................................................................. 101
4.2.8 Port 12 ............................................................................................................................................ 102
4.2.9 Port 13 ............................................................................................................................................ 102
4.2.10 Port 14 .......................................................................................................................................... 102
4.3 Registers Controlling Port Function ........................................................................................ 103
4.3.1 Port mode registers (PMxx) ............................................................................................................ 106
4.3.2 Port registers (Pxx) ......................................................................................................................... 107
4.3.3 Pull-up resistor option registers (PUxx) .......................................................................................... 108