NEC mPD178054 Series User Manual page 11

3.2 Processor Registers .........................................................................................................
3.2.1 Control registers ...................................................................................................................
3.2.2 General-purpose registers ...................................................................................................
3.2.3 Special Function Registers (SFR) .......................................................................................
3.3 Instruction Address Addressing ....................................................................................
3.3.1 Relative addressing ..............................................................................................................
3.3.2 Immediate addressing ..........................................................................................................
3.3.3 Table indirect addressing .....................................................................................................
3.3.4 Register addressing .............................................................................................................
3.4 Operand Address Addressing ........................................................................................
3.4.1 Implied addressing ...............................................................................................................
3.4.2 Register addressing .............................................................................................................
3.4.3 Direct addressing ..................................................................................................................
3.4.4 Short direct addressing ........................................................................................................
3.4.5 Special Function Register (SFR) addressing ......................................................................
3.4.6 Register indirect addressing ................................................................................................
3.4.7 Based addressing .................................................................................................................
3.4.8 Based indexed addressing ...................................................................................................
3.4.9 Stack addressing ..................................................................................................................
CHAPTER 4 PORT FUNCTIONS ......................................................................................................
4.1 Port Functions ...................................................................................................................
4.2 Port Configuration ............................................................................................................
4.2.1 Port 0 .....................................................................................................................................
4.2.2 Port 1 .....................................................................................................................................
4.2.3 Port 3 .....................................................................................................................................
4.2.4 Port 4 .....................................................................................................................................
4.2.5 Port 5 .....................................................................................................................................
4.2.6 Port 6 .....................................................................................................................................
4.2.7 Port 7 .....................................................................................................................................
4.2.8 Port 12 ...................................................................................................................................
4.2.9 Port 13 ...................................................................................................................................
4.3 Registers Controlling Port Functions ............................................................................
4.4 Port Function Operations ................................................................................................
4.4.1 Writing to I/O ports ...............................................................................................................
4.4.2 Reading from I/O ports .........................................................................................................
4.4.3 Operations on I/O ports ........................................................................................................
CHAPTER 5 CLOCK GENERATOR .................................................................................................
5.1 Functions of Clock Generator .........................................................................................
5.2 Configuration of Clock Generator ..................................................................................
5.3 Register Controlling Clock Generator ...........................................................................
5.4 System Clock Oscillator ..................................................................................................
5.4.1 System clock oscillator .........................................................................................................
5.4.2 Divider ...................................................................................................................................
5.5 Clock Generator Operations ...........................................................................................
5.6 Changing System Clock and CPU Clock Settings .......................................................
5.6.1 Time required for switching between system clock and CPU clock ..................................
User's Manual U15104EJ2V0UD
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