Renesas RL78/G10 User Manual

Index-2
3.3.1 Relative addressing .......................................................................................................................... 42
3.3.2 Immediate addressing ...................................................................................................................... 42
3.3.3 Table indirect addressing ................................................................................................................. 43
3.3.4 Register direct addressing ................................................................................................................ 43
3.4 Addressing for Processing Data Addresses ............................................................................. 44
3.4.1 Implied addressing ........................................................................................................................... 44
3.4.2 Register addressing ......................................................................................................................... 44
3.4.3 Direct addressing ............................................................................................................................. 45
3.4.4 Short direct addressing .................................................................................................................... 46
3.4.5 SFR addressing ................................................................................................................................ 47
3.4.6 Register indirect addressing ............................................................................................................. 48
3.4.7 Based addressing ............................................................................................................................. 49
3.4.8 Based indexed addressing ............................................................................................................... 53
3.4.9 Stack addressing .............................................................................................................................. 54
CHAPTER 4 PORT FUNCTIONS ........................................................................................................... 58
4.1 Port Functions .............................................................................................................................. 58
4.2 Port Configuration ........................................................................................................................ 58
4.2.1 Port 0 ................................................................................................................................................ 59
4.2.2 Port 4 ................................................................................................................................................ 59
4.2.3 Port 12 .............................................................................................................................................. 59
4.2.4 Port 13 .............................................................................................................................................. 59
4.3 Registers Controlling Port Function .......................................................................................... 60
4.3.1 Port mode registers 0, 4 (PM0, PM4) ............................................................................................... 61
4.3.2 Port registers 0, 4, 12, 13 (P0, P4, P12, P13) .................................................................................. 62
4.3.3 Pull-up resistor option registers 0, 4, 12 (PU0, PU4, PU12) ............................................................. 63
4.3.4 Port output mode register 0 (POM0) ................................................................................................ 64
4.3.5 Port mode control register 0 (PMC0) ................................................................................................ 65
4.3.6 Peripheral I/O redirection register (PIOR)......................................................................................... 66
4.4 Port Function Operations ............................................................................................................ 67
4.4.1 Writing to I/O port ............................................................................................................................. 67
4.4.2 Reading from I/O port ....................................................................................................................... 67
4.4.3 Operations on I/O port ...................................................................................................................... 67
4.5 Register Settings When an Alternate Function Is Used ........................................................... 68
4.5.1 Basic concepts on using an alternate function ................................................................................. 68
4.5.2 Register settings for alternate functions that do not use an output function ..................................... 69
4.5.3 Example of register settings for port and alternate functions used ................................................... 69
4.6 Cautions When Using Port Function .......................................................................................... 73
4.6.1 Cautions on 1-bit manipulation instruction for port register n (Pn) .................................................... 73
4.6.2 Notes on specifying the pin settings ................................................................................................. 74

Renesas RL78/G10 Specifications

General

Brand	Renesas
Model	RL78/G10
Category	Motherboard
Language	English