S3C830A Просмотр технического описания (PDF) - Samsung

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производитель

S3C830A

8-Bit CMOS Microcontroller

Samsung 

Table of Contents (Continued)

Chapter 4

Control Registers

Overview ................................................................................................................................................ 4-1

Chapter 5

Interrupt Structure

Overview ................................................................................................................................................ 5-1

Interrupt Types ............................................................................................................................... 5-2

S3C830A Interrupt Structure........................................................................................................... 5-3

Interrupt Vector Addresses ............................................................................................................. 5-4

Enable/Disable Interrupt Instructions (EI, DI) .................................................................................. 5-6

System-Level Interrupt Control Registers........................................................................................ 5-6

Interrupt Processing Control Points................................................................................................. 5-7

Peripheral Interrupt Control Registers ............................................................................................. 5-8

System Mode Register (SYM)......................................................................................................... 5-9

Interrupt Mask Register (IMR)......................................................................................................... 5-10

Interrupt Priority Register (IPR)....................................................................................................... 5-11

Interrupt Request Register (IRQ) .................................................................................................... 5-13

Interrupt Pending Function Types ................................................................................................... 5-14

Interrupt Source Polling Sequence.................................................................................................. 5-15

Interrupt Service Routines .............................................................................................................. 5-15

Generating Interrupt Vector Addresses ........................................................................................... 5-16

Nesting of Vectored Interrupts ........................................................................................................ 5-16

Instruction Pointer (IP).................................................................................................................... 5-16

Fast Interrupt Processing................................................................................................................ 5-16

Chapter 6

Instruction Set

Overview ................................................................................................................................................ 6-1

Data Types ..................................................................................................................................... 6-1

Register Addressing........................................................................................................................ 6-1

Addressing Modes .......................................................................................................................... 6-1

Flags Register (Flags) .................................................................................................................... 6-6

Flag Descriptions............................................................................................................................ 6-7

Instruction Set Notation .................................................................................................................. 6-8

Condition Codes ............................................................................................................................. 6-12

Instruction Descriptions................................................................................................................... 6-13

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S3C830A/P830A MICROCONTROLLER

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