– i –
TABLE OF CONTENTS
CHAPTER 1 GENERAL .......................................................................................................................... 1
1.1
Features.................................................................................................................................. 1
1.2
Application Fields ................................................................................................................. 1
1.3
Ordering Information ............................................................................................................ 1
1.4
Pin Configuration (Top View) ............................................................................................... 2
1.5
78K/0 Series Expansion ....................................................................................................... 4
1.6
Block Diagram ....................................................................................................................... 6
1.7
Functional Outline................................................................................................................. 7
1.8
Mask Option........................................................................................................................... 8
CHAPTER 2 PIN FUNCTIONS................................................................................................................ 9
2.1
Pin Function List ................................................................................................................... 9
2.2
Pin Functions....................................................................................................................... 12
2.2.1
P00 and P01 (Port 0) ................................................................................................................ 12
2.2.2
P10 through P17 (Port 1) .......................................................................................................... 12
2.2.3
P20 through P25 (Port 2) .......................................................................................................... 12
2.2.4
P40 through P47 (Port 4) .......................................................................................................... 13
2.2.5
P50 through P57 (Port 5) .......................................................................................................... 13
2.2.6
P60 through P67 (Port 6) .......................................................................................................... 13
2.2.7
P70 through P77 (Port 7) .......................................................................................................... 13
2.2.8
P80 through P87 (Port 8) .......................................................................................................... 13
2.2.9
P90 through P97 (Port 9) .......................................................................................................... 14
2.2.10 P100 through P107 (Port 10) .................................................................................................... 14
2.2.11 FIP0 through FIP15 ................................................................................................................... 14
2.2.12 V
LOAD
.......................................................................................................................................... 14
2.2.13 AV
DD
........................................................................................................................................... 14
2.2.14 AV
SS
............................................................................................................................................ 14
2.2.15 RESET ....................................................................................................................................... 14
2.2.16 X1 and X2 .................................................................................................................................. 14
2.2.17 V
DD0
through V
DD2
...................................................................................................................... 15
2.2.18 V
SS0
and V
SS1
............................................................................................................................. 15
2.2.19 V
PP
(
m
PD78F0228 only) ............................................................................................................ 15
2.2.20 IC (Mask ROM productonly) ..................................................................................................... 15
2.3
I/O Circuits of Pins and Connections of Unused Pins................................................... 16
CHAPTER 3 CPU ARCHITECTURE..................................................................................................... 19
3.1
Memory Space ..................................................................................................................... 19
3.1.1
Internal program memory space ............................................................................................... 22
3.1.2
Internal data memory space ..................................................................................................... 23
3.1.3
Special function register (SFR) area ........................................................................................ 23
3.1.4
Data memory addressing .......................................................................................................... 24