
S3FB42F MICROCONTROLLER
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Table of Contents
Part I — Programming Model
Chapter 1
Product Overview
Calmrisc Overview ...............................................................................................................................1-1
Features .............................................................................................................................................1-1
Pin Description....................................................................................................................................1-9
Pin Circuit Diagrams............................................................................................................................1-13
Chapter 2
Address Spaces
Overview .............................................................................................................................................2-1
Program Memory (ROM) ......................................................................................................................2-2
Data Memory Organization...................................................................................................................2-3
Chapter 3
Register
Overview .............................................................................................................................................3-1
Index Registers: IDH, IDL0 and IDL1..............................................................................................3-2
Link Registers: ILX, ILH and ILL ....................................................................................................3-2
Status Register 0: SR0 ................................................................................................................3-3
Status Register 1: SR1 ................................................................................................................3-4
Chapter 4
Memory Map
Overview .............................................................................................................................................4-1
Chapter 5
Hardware Stack
Overview .............................................................................................................................................5-1