Samsung S3P80C5 User Manual page 11

Figure
Number
5-1
5-3
5-2
5-4
5-5
5-6
5-7
5-8
5-9
6-1
7-1
7-2
7-3
7-4
8-1
8-2
8-3
9-1
9-2
9-3
9-4
9-5
9-6
9-7
9-8
9-9
9-10
x
List of Figures
KS88-Series Interrupt Types...................................................................................5-2
ROM Vector Address Area .....................................................................................5-5
Interrupt Structure ..................................................................................................5-4
Interrupt Function Diagram .....................................................................................5-8
System Mode Register (SYM) ................................................................................5-10
Interrupt Mask Register (IMR).................................................................................5-11
Interrupt Request Priority Groups ...........................................................................5-12
Interrupt Priority Register (IPR)...............................................................................5-13
Interrupt Request Register (IRQ) ............................................................................5-14
System Flags Register (FLAGS).............................................................................6-6
Main Oscillator Circuit (External Crystal or Ceramic Resonator) .............................7-1
External Clock Circuit .............................................................................................7-1
System Clock Circuit Diagram ................................................................................7-2
System Clock Control Register (CLKCON) .............................................................7-3
Reset Block Diagram..............................................................................................8-1
Power-on Reset Circuit...........................................................................................8-2
Timing Diagram for Power-on Reset Circuit............................................................8-3
S3P80C5/C80C5/C80C8 I/O Port 0 Data Register Format......................................9-2
S3P80C5/C80C5/C80C8 I/O Port 1 Data Register Format......................................9-3
Port 0 High-Byte Control Register (P0CONH) .........................................................9-4
Port 0 Low-Byte Control Register (P0CONL) ..........................................................9-5
Port 0 External Interrupt Control Register (P0INT) ..................................................9-6
Port 0 External Interrupt Pending Register (P0PND)...............................................9-7
Port 1 High-Byte Control Register (P1CONH) .........................................................9-7
Port 1 Low-Byte Control Register (P1CONL) ..........................................................9-8
Port 2 Control Register (P2CON)............................................................................9-9
Port 2 Data Register (P2) .......................................................................................9-10
(Continued)
Title
S3P80C5/C80C5/C80C8
Page
Number
MICROCONTROLLER