Software architecture 173, Timing diagrams 197, Software architecture – Zilog Z80180 User Manual
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Software Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Figure 74. CPU Register Configurations . . . . . . . . . . . . . . . . . . . . . 176
Figure 75. Register Direct — Bit Field Definitions . . . . . . . . . . . . . 181
Figure 76. Register Indirect Addressing . . . . . . . . . . . . . . . . . . . . . . 181
Figure 77. Indexed Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Figure 78. Extended Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Figure 79. Immediate Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Figure 80. Relative Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Timing Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Figure 81. AC Timing Diagram 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Figure 82. AC Timing Diagram 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Figure 83. CPU Timing (IOC = 0) (I/O Read Cycle,
I/O Write Cycle) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Figure 84. DMA Control Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Figure 85. E Clock Timing (Memory R/W Cycle) (I/O R/W Cycle) 201
Figure 86. E Clock Timing (BUS RELEASE Mode, SLEEP Mode, and
SYSTEM STOP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Figure 87. E Clock Timing (Minimum Timing Example of PWEL and
PWEH) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Figure 88. Timer Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Figure 89. SLP Execution Cycle Timing Diagram . . . . . . . . . . . . . . 203
Figure 90. CSI/O Receive/Transmit Timing Diagram . . . . . . . . . . . 204
Figure 91. External Clock Rise Time and Fall Time . . . . . . . . . . . . 204
Figure 92. Input Rise Time and Fall Time
(Except EXTAL, RESET) . . . . . . . . . . . . . . . . . . . . . . . . 204
Figure 93. Test Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205