Contents-2
2.3.3 Pointing Register (PR) .............................................................................. 2-23
2.3.4 Local Registers (R0 to R7, ER0 to ER3) .................................................. 2-24
2.3.5 Segment Registers ................................................................................... 2-25
(1) Code segment register (CSR) .................................................................. 2-25
(2) Table segment register (TSR) .................................................................. 2-25
(3) Data segment register (DSR) ................................................................... 2-26
2.4 Addressing Modes ........................................................................................... 2-26
2.4.1 RAM Addressing ....................................................................................... 2-26
(1) Register addressing .................................................................................. 2-27
(2) Page addressing ....................................................................................... 2-29
(3) Direct data addressing .............................................................................. 2-32
(4) Pointing register indirect addressing ......................................................... 2-33
(5) Special bit area addressing ...................................................................... 2-40
2.4.2 ROM Addressing ...................................................................................... 2-42
(1) Immediate addressing .............................................................................. 2-42
(2) Table data addressing .............................................................................. 2-42
(3) Program code addressing ......................................................................... 2-44
(4) ROM window addressing .......................................................................... 2-45
Chapter 3
CPU Control Functions
3.1 Overview ............................................................................................................ 3-1
3.2 Standby Functions ............................................................................................. 3-1
3.2.1 Standby Function Registers ........................................................................ 3-3
3.2.2 Description of Standby Function Registers ................................................. 3-3
(1) Stop code acceptor (STPACP) ................................................................... 3-3
(2) Standby control register (SBYCON) ........................................................... 3-4
3.2.3 Examples of Standby Function Register Settings ....................................... 3-6
HALT mode setting ..................................................................................... 3-6
HOLD mode setting .................................................................................... 3-6
STOP mode setting .................................................................................... 3-6
3.2.4 Operation of Each Standby Mode ............................................................... 3-6
(1) HALT mode ................................................................................................. 3-6
(2) HOLD mode ................................................................................................ 3-7
(3) STOP mode ................................................................................................ 3-8
3.3 Reset Function ................................................................................................. 3-10