Samsung S3C9454B User Manual page 5

Chapter 4
Overview........................................................................................................................................................4-1
Chapter 5
Overview........................................................................................................................................................5-1
Interrupt Processing Control Points ......................................................................................................5-1
Enable/Disable Interrupt Instructions (EI, DI) .......................................................................................5-2
Interrupt Pending Function Types.........................................................................................................5-2
Interrupt Priority ....................................................................................................................................5-2
Interrupt Source Service Sequence......................................................................................................5-3
Interrupt Service Routines ....................................................................................................................5-3
Generating Interrupt Vector Addresses ................................................................................................5-3
S3C9454B/F9454B Interrupt Structure.................................................................................................5-4
Chapter 6
Overview........................................................................................................................................................6-1
Register Addressing .............................................................................................................................6-1
Addressing Modes ................................................................................................................................6-1
Flags Register (FLAGS) .......................................................................................................................6-4
Flag Descriptions ..................................................................................................................................6-4
Instruction Set Notation ........................................................................................................................6-5
Condition Codes ...................................................................................................................................6-9
Instruction Descriptions ........................................................................................................................6-10
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Table of Contents
Control Registers
Interrupt Structure
SAM88RCRI Instruction Set
(Continued)
S3C9454B/F9454B MICROCONTROLLER