Table of Contents
Chapter 1 Overview
1.1
1.2
1.3
1.4
Overview ........................................................................................................ 1-1
Features ......................................................................................................... 1-1
Block Diagram................................................................................................ 1-4
Pin Configuration ........................................................................................... 1-5
1.4.1 ML63512A, ML63514A Pin Configurations ........................................ 1-5
1.5 Pin Descriptions ............................................................................................. 1-9
1.5.1 Descriptions of the Basic Functions of Each Pin ................................ 1-9
1.5.2 Descriptions of the Secondary Functions of Each Pin ........................ 1-12
1.5.3 Unused Pin Processing ...................................................................... 1-13
1.6 Basic Timing .................................................................................................. 1-14
1.6.1 Basic Timing of CPU Operation .......................................................... 1-14
1.6.2 Port I/O Basic Timing .......................................................................... 1-14
1.6.3 Interrupt Basic Timing ......................................................................... 1-16
Chapter 2 CPU and Memory Spaces
2.1 Overview ........................................................................................................ 2-1
2.2 Registers ........................................................................................................ 2-1
2.2.1 Accumulator (A) .................................................................................. 2-1
2.2.2 Flag Register ...................................................................................... 2-1
2.2.2.1 Carry Flag (C) ....................................................................... 2-1
2.2.2.2 Zero Flag (Z) ......................................................................... 2-2
2.2.2.3 G Flag (G) ............................................................................. 2-2
2.2.3 Master Interrupt Enable Flag (MIE) .................................................... 2-2
2.2.4 Current Bank Register (CBR), Extra Bank Register (EBR),
HL Register (HL), XY Register (XY) ................................................... 2-3
2.2.5 Program Counter (PC) ........................................................................ 2-4
2.2.6 RA Registers (RA3, RA2, RA1, RA0) ................................................. 2-4
2.2.7 Stack Pointer (SP) and Call Stack ...................................................... 2-5
2.2.8 Register Stack Pointer (RSP) and Register Stack .............................. 2-6
2.3 Memory Spaces ............................................................................................. 2-7
2.3.1 Program Memory Space ..................................................................... 2-7
2.3.2 Data Memory Space ........................................................................... 2-8
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OKI [ OKI ELECTRONIC COMPONETS ]
