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Table of contents
3802 GROUP USER'S MANUAL
Table of contents
CHAPTER 1. HARDWARE
DESCRIPTION ................................................................................................................................ 1-2
FEATURES ...................................................................................................................................... 1-2
APPLICATIONS .............................................................................................................................. 1-2
PIN CONFIGURATION................................................................................................................... 1-2
FUNCTIONAL BLOCK ................................................................................................................... 1-4
PIN DESCRIPTION......................................................................................................................... 1-5
PART NUMBERING ....................................................................................................................... 1-6
GROUP EXPANSION..................................................................................................................... 1-7
GROUP EXPANSION (EXTENDED OPERATING TEMPERATURE VERSION).................... 1-8
FUNCTIONAL DESCRIPTION....................................................................................................... 1-9
Central Processing Unit (CPU) ...............................................................................................1-9
Memory .................................................................................................................................... 1-13
I/O Ports .................................................................................................................................. 1-15
Interrupts.................................................................................................................................. 1-18
Timers ......................................................................................................................................1-20
Serial I/O.................................................................................................................................. 1-22
Pulse Width Modulation (PWM) ............................................................................................1-28
A-D Converter ......................................................................................................................... 1-30
D-A Converter ......................................................................................................................... 1-31
Reset Circuit............................................................................................................................1-32
Clock Generating Circuit ........................................................................................................1-34
Processor Modes .................................................................................................................... 1-35
NOTES ON PROGRAMMING .....................................................................................................1-37
Processor Status Register.....................................................................................................1-37
Interrupts.................................................................................................................................. 1-37
Decimal Calculations ..............................................................................................................1-37
Timers ......................................................................................................................................1-37
Multiplication and Division Instructions ................................................................................1-37
Ports ......................................................................................................................................... 1-37
Serial I/O.................................................................................................................................. 1-37
A-D Converter ......................................................................................................................... 1-37
D-A Converter ......................................................................................................................... 1-37
Instruction Execution Time ....................................................................................................1-37
Memory Expansion Mode.......................................................................................................1-37
Memory Expansion Mode and Microprocessor Mode ....................................................... 1-37
DATA REQUIRED FOR MASK ORDERS .................................................................................1-38