Renesas rl78 사용자 설명서
3.3
Instruction Address Addressing ............................................................................................. 79
3.3.1 Relative addressing ...................................................................................................................... 79
3.3.2 Immediate addressing................................................................................................................... 79
3.3.3 Table
indirect addressing.............................................................................................................. 80
3.3.4 Register
direct addressing ............................................................................................................ 81
3.4
Addressing for Processing Data Addresses.......................................................................... 82
3.4.1 Implied addressing........................................................................................................................ 82
3.4.2 Register addressing ...................................................................................................................... 82
3.4.3 Direct
addressing .......................................................................................................................... 83
3.4.4 Short
direct addressing ................................................................................................................. 84
3.4.5 SFR
addressing ............................................................................................................................ 85
3.4.6 Register
indirect addressing ......................................................................................................... 86
3.4.7 Based
addressing ......................................................................................................................... 87
3.4.8 Based
indexed addressing............................................................................................................ 91
3.4.9 Stack
addressing .......................................................................................................................... 92
CHAPTER 4 PORT FUNCTIONS ........................................................................................................... 96
4.1 Port
Functions ........................................................................................................................... 96
4.2 Port
Configuration..................................................................................................................... 97
4.2.1 Port
0 ............................................................................................................................................ 98
4.2.2 Port
1 ............................................................................................................................................ 98
4.2.3 Port
2 ............................................................................................................................................ 99
4.2.4 Port
3 ............................................................................................................................................ 99
4.2.5 Port
4 .......................................................................................................................................... 100
4.2.6 Port
5 .......................................................................................................................................... 100
4.2.7 Port
6 .......................................................................................................................................... 100
4.2.8 Port
7 .......................................................................................................................................... 101
4.2.9 Port 12 ........................................................................................................................................ 101
4.2.10 Port 13 ........................................................................................................................................ 101
4.2.11 Port 14 ........................................................................................................................................ 102
4.2.12 Port 15 ........................................................................................................................................ 102
4.3
Registers Controlling Port Function ..................................................................................... 103
4.3.1
Port mode registers (PMxx) ........................................................................................................ 105
4.3.2 Port
registers (Pxx) ..................................................................................................................... 106
4.3.3 Pull-up
resistor
option registers (PUxx)....................................................................................... 107
4.3.4
Port input mode registers (PIMxx) .............................................................................................. 108
4.3.5
Port output mode registers (POMxx) .......................................................................................... 109
4.3.6
Port mode control registers (PMCxx) .......................................................................................... 110
4.3.7
A/D port configuration register (ADPC) ....................................................................................... 111
4.3.8
Peripheral I/O redirection register (PIOR) ................................................................................... 112
4.3.9
Global digital input disable register (GDIDIS) ............................................................................. 113
4.3.10 Global analog input disable register (GAIDIS) ............................................................................ 114
4.4
Port Function Operations ....................................................................................................... 115
4.4.1 Writing
to I/O port........................................................................................................................ 115
4.4.2 Reading
from I/O port ................................................................................................................. 115
4.4.3 Operations on I/O port ................................................................................................................ 115
Index-2