21.2-S3-C2410X-052003 View Datasheet(PDF) - Samsung

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21.2-S3-C2410X-052003

32-Bit RISC Microprocessor

Samsung 

Table of Contents (Continued)

Chapter 18 Watchdog Timer

Overview .................................................................................................................................................18-1

Features ..........................................................................................................................................18-1

Watchdog Timer Operation .............................................................................................................18-2

WTDAT & WTCNT..........................................................................................................................18-2

Consideration of Debugging Environment........................................................................................18-2

Watchdog Timer Special Registers..........................................................................................................18-3

Watchdog Timer Control (WTCON) Register...................................................................................18-3

Watchdog Timer Data (WTDAT) Register .......................................................................................18-4

Watchdog Timer Count (WTCNT) Register .....................................................................................18-4

Chapter 19 SDI Interface

Overview .................................................................................................................................................19-1

Features ..........................................................................................................................................19-1

Block Diagram.................................................................................................................................19-2

SDI Operation .................................................................................................................................19-3

SDIO Operation...............................................................................................................................19-4

SDI Special Registers......................................................................................................................19-5

Chapter 20 IIC-Bus Interface

Overview .................................................................................................................................................20-1

The IIC-Bus Interface ......................................................................................................................20-3

Start and Stop Conditions................................................................................................................20-3

Data Transfer Format ......................................................................................................................20-4

ACK Signal Transmission ................................................................................................................20-5

Read-Write Operation .....................................................................................................................20-6

Bus Arbitration Procedures ..............................................................................................................20-6

Abort Conditions..............................................................................................................................20-6

Configuring the IIC-Bus ...................................................................................................................20-6

Flowcharts of the Operations in Each Mode.....................................................................................20-7

IIC-Bus Interface Special Registers..........................................................................................................20-11

Multi-Master IIC-Bus Control Register (IICCON) ..............................................................................20-11

Multi-Master IIC-Bus Address Register (IICADD) .............................................................................20-13

Multi-Master IIC-Bus Transmit/Receive Data Shift Register (IICDS) ................................................20-13

S3C2410X MICROPROCESSOR

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