Samsung 8-Bit CMOS Microcontroller, S3C9228/P9228 user manual Xii

Models: S3C9228/P9228 8-Bit CMOS Microcontroller

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List of Figures (Continued)

Figure

Title

Page

Number

 

Number

5-1

S3C9-Series Interrupt Type

5-1

5-2

Interrupt Function Diagram

5-2

5-3

S3C9228/P9228 Interrupt Structure

5-5

6-1

System Flags Register (FLAGS)

6-4

7-1

Crystal/Ceramic Oscillator

7-2

7-2

External Oscillator

7-2

7-3

RC Oscillator

7-2

7-4

Crystal/Ceramic Oscillator

7-2

7-5

External Oscillator

7-2

7-6

System Clock Circuit Diagram

7-3

7-7

System Clock Control Register (CLKCON)

7-4

7-8

Oscillator Control Register (OSCCON)

7-5

7-9

STOP Control Register (STPCON)

7-7

9-1

S3C9228 I/O Port Data Register Format

9-2

9-2

Port 0 Control Register (P0CON)

9-4

9-3

Port 0 Interrupt Control Register (P0INT)

9-4

9-4

Port 0 Interrupt Pending Bits (INTPND1.3-.0)

9-5

9-5

Port 0 Interrupt Edge Selection Register (P0EDGE)

9-5

9-6

Port 0 Pull-up Control Register (P0PUR)

9-5

9-7

Port 1 Control Register (P1CON)

9-6

9-8

Port 1 Interrupt Control Register (P1INT)

9-7

9-9

Port 1 Interrupt Pending Bits (INTPND1.7-.4)

9-7

9-10

Port 1 Interrupt Edge Selection Register (P1EDGE)

9-8

9-11

Port 1 Pull-up Control Register (P1PUR)

9-8

9-12

Port 2 Control Register (P2CON)

9-9

9-13

Port 2 Pull-up Control Register (P2PUR)

9-10

9-14

Port 3 Control Register (P3CON)

9-11

9-15

Port 3 Interrupt Control Register (P3INT)

9-12

9-16

Port 3 Interrupt Pending Bits (INTPND2.5-.4)

9-12

9-17

Port 3 Interrupt Edge Selection Register (P3EDGE)

9-13

9-18

Port 3 Pull-up Control Register (P3PUR)

9-13

9-19

Port 4 High-Byte Control Register (P4CONH)

9-14

9-20

Port 4 Low-Byte Control Register (P4CONL)

9-14

9-21

Port 5 High-Byte Control Register (P5CONH)

9-15

9-22

Port 5 Low-Byte Control Register (P5CONL)

9-15

9-23

Port 6 Control Register (P6CON)

9-16

xii

S3C9228/P9228 MICROCONTROLLERS

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Samsung 8-Bit CMOS Microcontroller, S3C9228/P9228 user manual Xii