NEC PD78214 User Manual
Page 20
- ix -
Contents
Fig. No.
Title, Page
5-25
Connection of Pull-Up Resistors (Port 4) ...................................................................................79
5-26
Example of Driving an LED Directly ...........................................................................................79
5-27
Block Diagram of Port 5 ................................................................................................................80
5-28
Port 5 Mode Register Format .......................................................................................................81
5-29
Port Specified as an Output Port .................................................................................................81
5-30
Port Specified as an Input Port ....................................................................................................82
5-31
Pull-Up-Resistor-Option Register Format ...................................................................................82
5-32
Connection of Pull-Up Resistors (Port 5) ...................................................................................83
5-33
Example of Driving an LED Directly ...........................................................................................83
5-34
Block Diagram of P60 through P63 (Port 6) ............................................................................... 85
5-35
Block Diagram of P64 and P65 (Port 6) ......................................................................................86
5-36
Block Diagram of P66 (Port 6) ......................................................................................................87
5-37
Block Diagram of P67 (Port 6) ......................................................................................................88
5-38
Port 6 Mode Register Format .......................................................................................................89
5-39
Port Specified as an Output Port .................................................................................................90
5-40
Port Specified as an Input Port ....................................................................................................90
5-41
Pull-Up-Resistor-Option Register Format ...................................................................................91
5-42
Connection of Pull-Up Resistors (Port 6) ...................................................................................91
5-43
Block Diagram of Port 7 ................................................................................................................92
5-44
Port Specified as an Input Port ....................................................................................................93
6-1
Block Diagram of the Real-Time Output Port ............................................................................96
6-2
Real-Time Output Port Control Register (RTPC) Format ..........................................................97
6-3
Configuration of the Buffer Registers (P0H and P0L) ...............................................................97
6-4
Real-Time Output Port Operation Timing ..................................................................................100
6-5
Real-Time Output Port Operation Timing (Controlling 2 Channels
Independently of Each Other) ......................................................................................................101
6-6
Real-Time Output Port Operation Timing ..................................................................................102
6-7
Contents of the Control Register for the Real-Time Output Function .................................... 103
6-8
Real-Time Output Function Setting Procedure .........................................................................103
6-9
Interrupt Request Handling When the Real-Time Output Function Is Used .........................104
7-1
Block Diagrams of Timer/Counter Units ....................................................................................108
7-2
Block Diagram of 16-Bit Timer/Counter .....................................................................................110
7-3
Format of Timer Control Register 0 (TMC0) ..............................................................................112
7-4
Format of Capture/Compare Control Register 0 (CRC0) ..........................................................112
7-5
Format of Timer Output Control Register (TOC) .......................................................................113
7-6
Basic Operation of 16-Bit Timer 0 (TM0) ....................................................................................114
7-7
TM0 Cleared by a Coincidence with Compare Register (CR01) .............................................. 115
7-8
Clear Operation When the CE0 Bit Is Reset to 0 .......................................................................116
7-9
Compare Operation .......................................................................................................................117
7-10
TM0 Cleared After a Coincidence Is Detected ...........................................................................118
7-11
Capture Operation .........................................................................................................................119
7-12
Toggle Output Operation .............................................................................................................121
7-13
PWM Pulse Output ........................................................................................................................122
7-14
Example of PWM Output Using TM0 .........................................................................................123
7-15
PWM Output When CR00 = FFFFH ..............................................................................................123