Electronics America 4-Bit Single-Chip Microcomputer User's Manual

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LIST OF FIGURES (2/4)
Figure No. Title Page
5-9 I/O Timing Chart of Digital I/O Ports ................................................................................ 82
5-10 ON Timing Chart of Built-in Pull-Up Resistor Connected by Software.......................... 83
5-11 Block Diagram of the Clock Generator ............................................................................ 84
5-12 Format of the Processor Clock Control Register............................................................. 87
5-13 Format of the System Clock Control Register ................................................................. 88
5-14 External Circuit for the Main System Clock Oscillator .................................................... 89
5-15 External Circuit for the Subsystem Clock Oscillator........................................................ 89
5-16 Examples of Oscillator Connections Which Should Be Avoided .................................... 90
5-17 Subsystem Clock Oscillator.............................................................................................. 92
5-18 Sub-Oscillator Control Register (SOS) Format ............................................................... 93
5-19 Changing the System Clock and CPU Clock................................................................... 95
5-20 Configuration of the Clock Output Circuit ........................................................................ 96
5-21 Format of the Clock Output Mode Register ..................................................................... 97
5-22 Application to Remote Control Output ............................................................................. 98
5-23 Block Diagram of the Basic Interval Timer/Watchdog Timer .......................................... 99
5-24 Format of the Basic Interval Timer Mode Register ......................................................... 100
5-25 Format of the Watchdog Timer Enable Flag (WDTM)..................................................... 101
5-26 Block Diagram of the Clock Timer ................................................................................... 106
5-27 Clock Mode Register Format ........................................................................................... 107
5-28 Block Diagram of the Timer/Event Counter (Channel 0) ................................................ 109
5-29 Block Diagram of the Timer Counter (Channel 1) ........................................................... 110
5-30 Timer/Event Counter Mode Register (Channel 0) Format .............................................. 112
5-31 Timer Counter Mode Register (Channel 1) Format......................................................... 113
5-32 Timer/Event Counter Output Enable Flag Format ........................................................... 114
5-33 Timer/Event Counter Mode Register Setup..................................................................... 115
5-34 Timer/Event Counter Output Enable Flag Setup............................................................. 116
5-35 Configuration of Timer/Event Counter ............................................................................. 118
5-36 Count Operation Timing ................................................................................................... 119
5-37 Error at the Start of the Timer .......................................................................................... 120
5-38 Example of the SBI System Configuration ...................................................................... 124
5-39 Block Diagram of the Serial Interface .............................................................................. 125
5-40 Format of Serial Operation Mode Register (CSIM) ......................................................... 127
5-41 Format of Serial Bus Interface Control Register (SBIC) ................................................. 131
5-42 Peripheral Hardware of Shift Register ............................................................................. 134
5-43 Example of Three-Wire Serial I/O System Configuration................................................ 137
5-44 Timing of Three-Wire Serial I/O Mode ............................................................................. 140