
– i –
TABLE OF CONTENTS
CHAPTER 1 INTRODUCTION................................................................................................................. 1
1.1
General ..................................................................................................................................... 1
1.2
Features.................................................................................................................................... 2
1.3
Application Fields ................................................................................................................... 3
1.4
Ordering Information .............................................................................................................. 3
1.5
Pin Configuration (Top View) ................................................................................................ 4
1.6
Function Block Configuration ............................................................................................... 6
1.6.1
Internal block diagram................................................................................................................... 6
1.6.2
Internal units .................................................................................................................................. 7
1.7
Differences among Products................................................................................................. 9
CHAPTER 2 PIN FUNCTIONS .............................................................................................................. 11
2.1
Pin Function List ................................................................................................................... 11
2.2
Pin Status ............................................................................................................................... 16
2.3
Pin Function........................................................................................................................... 17
2.4
I/O Circuit Type of Each Pin and Connection When Not Used ...................................... 25
2.5
I/O Circuits of Pins................................................................................................................ 26
CHAPTER 3 CPU FUNCTIONS............................................................................................................. 27
3.1
Features.................................................................................................................................. 27
3.2
CPU Register Set................................................................................................................... 28
3.2.1
Program register set ................................................................................................................... 29
3.2.2
System register set ..................................................................................................................... 30
3.3
Operation Modes................................................................................................................... 32
3.3.1
Operation modes ......................................................................................................................... 32
3.3.2
Specifying operation mode ......................................................................................................... 32
3.4
Address Space ...................................................................................................................... 33
3.4.1
CPU address space .................................................................................................................... 33
3.4.2
Image ........................................................................................................................................... 34
3.4.3
Wrap-around of CPU address space ......................................................................................... 35
3.4.4
Memory map................................................................................................................................ 36
3.4.5
Area.............................................................................................................................................. 37
3.4.6
External expansion mode ........................................................................................................... 43
3.4.7
Memory expansion mode register (MM) .................................................................................... 44
3.4.8
Recommended use of address space........................................................................................ 45
3.4.9
Peripheral I/O registers ............................................................................................................... 48
3.4.10
Specific registers ......................................................................................................................... 53
CHAPTER 4 BUS CONTROL FUNCTION ............................................................................................ 57
4.1
Features.................................................................................................................................. 57
4.2
Bus Control Pins................................................................................................................... 57
4.3
Bus Access ............................................................................................................................ 58
4.3.1
Number of access clocks............................................................................................................ 58
4.3.2
Bus width ..................................................................................................................................... 58