Document Outline

• FEATURES
• PIN ASSIGNMENTS (TOP VIEW)
• BLOCK DIAGRAM
• PIN FUNCTION
• OPERATIONAL DESCRIPTION
  • 1. CPU CORE FUNCTIONS
    • 1.1 Memory Address Map
    • 1.2 Program Memory (ROM)
    • 1.3 Program Counter (PC)
    • 1.4 Data Memory (RAM)
    • 1.5 General-purpose Register Banks
    • 1.6 Program Status Word (PSW)
      • 1.6.1 Register Bank Selector (RBS)
      • 1.6.2 Flags
    • 1.7 Stack, Stack Pointer
      • 1.7.1 Stack
      • 1.7.2 Stack Pointer (SP)
    • 1.8 System Clock Controller
      • 1.8.1 Clock Generator
      • 1.8.2 Timing Generator
      • 1.8.3 Stand-by Controller
      • 1.8.4 Operaing Mode Control
    • 1.9 Interrupt Controller
      • 1.9.1 Interrupt Sequence
      • 1.9.2 External Interrupts
      • 1.9.3 Software Interrupt (INTSW)
    • 1.10 Watchdog Timer (WDT)
      • 1.10.1 Watchdog Timer Configuration
      • 1.10.2 Watchdog Timer Control
      • 1.10.3 Watchdog Timer Interrupt (INTWDT)
      • 1.10.4 Watchdog Timer Reset
    • 1.11 Reset Circuit
      • 1.11.1 External Reset Input
      • 1.11.2 Address-Trap-Reset
      • 1.11.3 Watchdog Timer Reset
      • 1.11.4 System Clock Reset
  • 2. ON-CHIP PERIPHERALS FUNCTIONS
    • 2.1 Special Function Registers (SFR) and Data Buffer Registers (DBR)
    • 2.2 I/O Ports
      • 2.2.1 Port P0 (P07 to P00)
      • 2.2.2 Port P1 (P17 to P10)
      • 2.2.3 Port P2 (P22 to P20)
      • 2.2.4 Port P6 (P67 to P60)
      • 2.2.5 Port P7 (P77 to P70)
      • 2.2.6 Port P5 (P51 to P50)
    • 2.3 Time Base Timer (TBT)
    • 2.4 Divider Output (DVO)
    • 2.5 16-bit Timer/Counter 1 (TC1)
      • 2.5.1 Configuration
      • 2.5.2 Control
      • 2.5.3 Function
    • 2.6 16-bit Timer/Counter 2 (TC2)
      • 2.6.1 Configuration
      • 2.6.2 Control
      • 2.6.3 Function
    • 2.7 8-Bit Timer/Counter 3 (TC3)
      • 2.7.1 Configuration
      • 2.7.2 Control
      • 2.7.3 Function
    • 2.8 8-Bit Timer/Counter 5 (TC5)
      • 2.8.1 Configuration
      • 2.8.2 Control
      • 2.8.3 Function
    • 2.9 Serial Interface (SIO)
      • 2.9.1 Configuration
      • 2.9.2 Control
      • 2.9.3 Transfer Mode
    • 2.10 8-bit High-speed Serial Output (HSO)
      • 2.10.1 Configuration
      • 2.10.2 Control
      • 2.10.3 Transmit Operations
    • 2.11 8-bit A/D Converter(ADC)
      • 2.11.1 Configuration
      • 2.11.2 Control
      • 2.11.3 Operation
• INPUT/OUTPUT CIRCUITRY
• ELECTRICAL CHARACTERISTICS 87C446/846/H46/447/847/H47
• ELECTRICAL CHARACTERISTICS 87C847L/H47L