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Preliminary Product Information
6
μ
PD789111, 789112, 789114
CONTENTS
1.
PIN CONFIGURATION (TOP VIEW) .................................................................................................
7
2.
BLOCK DIAGRAM.............................................................................................................................
9
3.
PIN FUNCTIONS................................................................................................................................
3.1
Port Pins..................................................................................................................................................
3.2
Non-Port Pins..........................................................................................................................................
3.3
Pin Input/Output Circuits and Handling of Unused Pins ....................................................................
10
10
11
12
4.
MEMORY SPACE ..............................................................................................................................
14
5.
PERIPHERAL HARDWARE FUNCTIONS ........................................................................................
5.1
Ports ........................................................................................................................................................
5.2
Clock Generator......................................................................................................................................
5.3
Timer........................................................................................................................................................
5.4
A/D Converter..........................................................................................................................................
5.5
Serial Interface........................................................................................................................................
5.6
Multiplier..................................................................................................................................................
15
15
16
17
19
20
21
6.
INTERRUPT FUNCTION....................................................................................................................
22
7.
STANDBY FUNCTION.......................................................................................................................
24
8.
RESET FUNCTION ............................................................................................................................
24
9.
INSTRUCTION SET ...........................................................................................................................
25
10. ELECTRICAL CHARACTERISTICS..................................................................................................
28
11. PACKAGE DRAWINGS.....................................................................................................................
40
APPENDIX A DEVELOPMENT TOOLS..................................................................................................
42
APPENDIX B RELATED DOCUMENTS .................................................................................................
43