CONTENTS
CHAPTER 1 INTRODUCTION .................................................................................................................18
1.1
K1 Family Product Lineup......................................................................................................... 18
1.1.1
1.1.2
V850ES/Kx1+, V850ES/Kx1 products lineup..................................................................................18
78K0/Kx1+, 78K0/Kx1 products lineup ...........................................................................................21
1.2
1.3
1.4
1.5
1.6
1.7
Features ...................................................................................................................................... 24
Applications................................................................................................................................ 25
Ordering Information................................................................................................................. 26
Pin Configuration (Top View).................................................................................................... 29
Function Block Configuration .................................................................................................. 36
Overview of Functions .............................................................................................................. 39
CHAPTER 2 PIN FUNCTIONS................................................................................................................41
2.1
2.2
2.3
2.4
List of Pin Functions ................................................................................................................. 42
Pin Status.................................................................................................................................... 49
Pin I/O Circuits and Recommended Connection of Unused Pins......................................... 50
Pin I/O Circuits ........................................................................................................................... 52
CHAPTER 3 CPU FUNCTIONS ..............................................................................................................54
3.1
3.2
Features ...................................................................................................................................... 54
CPU Register Set........................................................................................................................ 55
3.2.1
3.2.2
Program register set.......................................................................................................................56
System register set.........................................................................................................................57
3.3
3.4
Operating Modes........................................................................................................................ 63
Address Space........................................................................................................................... 64
3.4.1
3.4.2
3.4.3
3.4.4
3.4.5
3.4.6
3.4.7
3.4.8
CPU address space........................................................................................................................64
Wraparound of CPU address space...............................................................................................65
Memory map...................................................................................................................................66
Areas..............................................................................................................................................68
Recommended use of address space ............................................................................................73
Peripheral I/O registers...................................................................................................................76
Special registers.............................................................................................................................86
Cautions .........................................................................................................................................89
CHAPTER 4 PORT FUNCTIONS............................................................................................................93
4.1
4.2
4.3
Features ...................................................................................................................................... 93
Basic Port Configuration........................................................................................................... 93
Port Configuration ..................................................................................................................... 94
4.3.1
4.3.2
4.3.3
4.3.4
4.3.5
4.3.6
4.3.7
4.3.8
Port 0..............................................................................................................................................99
Port 1............................................................................................................................................102
Port 3............................................................................................................................................104
Port 4............................................................................................................................................109
Port 5............................................................................................................................................111
Port 7............................................................................................................................................114
Port 9............................................................................................................................................115
Port CM ........................................................................................................................................123
9
User’s Manual U16890EJ1V0UD
NEC [ NEC ]
