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Figure 3.15-1 Example of PLL Clock Setting ................................................................................................. 108
Figure 3.15-2 Clock System Reference Diagram .......................................................................................... 109
Figure 4.1-1 Bus Interface Registers ........................................................................................................... 113
Figure 4.1-2 Bus Interface Block Diagram ................................................................................................... 114
Figure 4.2-1 Example of Setting Chip Select Areas ..................................................................................... 115
Figure 4.4-1 Sample Maps of the Chip Select Areas ................................................................................... 120
Figure 4.16-1 Data bus Widths and Control Signals in Usual Bus Interface .................................................. 139
Figure 4.16-2 Data Bus Widths and Control Signals in DRAM Interface ....................................................... 139
Figure 4.16-3 Relationship between Internal Register and External Data Bus for Word Access .................. 141
Figure 4.16-4 Relationship between Internal Register and External Data Bus for Half-Word Access ........... 141
Figure 4.16-5 Relationship between Internal Register and External Data Bus for Byte Access .................... 142
Figure 4.16-6 Relationship between Internal Register and External Data Bus for 16-bit Bus Width ............. 142
Figure 4.16-7 Relationship between Internal Register and External Data Bus for 8-bit Bus Width ............... 143
Figure 4.16-8 External Bus Access for 16-bit Bus Width ............................................................................... 144
Figure 4.16-9 External Bus Access for 8-bit Bus Width ................................................................................. 145
Figure 4.16-10 Example of Connection between MB91F109 and External Devices ....................................... 146
Figure 4.16-11 Relationship between Internal Register and External Data Bus for Word Access .................. 147
Figure 4.16-12 Relationship between Internal Register and External Data Bus for Half-word Access ............ 148
Figure 4.16-13 Relationship between Internal Register and External Data Bus for Byte Access .................... 148
Figure 4.16-14 Relationship between Internal Register and External Data Bus for 16-bit Bus Width ............. 149
Figure 4.16-15 Relationship between Internal Register and External Data Bus for 8-bit Bus Width ............... 149
Figure 4.16-16 Example of Connection between MB91F109 and External Devices (16-Bit Bus Width) ......... 150
Figure 4.16-17 Example of Connection between MB91F109 and External Devices (8-Bit Bus Width) ........... 150
Figure 4.16-18 Example of Connection between MB91F109 and One 8-bit Output DRAM (8-Bit Data Bus) . 156
Figure 4.16-19 Example of Connection between MB91F109 and Two 8-Bit Output DRAMs
(16-Bit Data Bus) ..................................................................................................................... 157
Figure 4.16-20 Example of Connection between MB91F109 and Two 16-Bit Output DRAMs
(16-Bit Data Bus) ..................................................................................................................... 158
Figure 4.17-1 Example of Basic Read Cycle Timing Chart ............................................................................ 162
Figure 4.17-2 Example for Basic Write Cycle Timing .................................................................................... 164
Figure 4.17-3 Example 1 of Read Cycle Timing Chart .................................................................................. 166
Figure 4.17-4 Example 2 of Read Cycle Timing Chart .................................................................................. 166
Figure 4.17-5 Example 3 of Read Cycle Timing Chart .................................................................................. 166
Figure 4.17-6 Example 4 of Read Cycle Timing Chart .................................................................................. 167
Figure 4.17-7 Example 5 of Read Cycle Timing Chart .................................................................................. 167
Figure 4.17-8 Example 1 of Write Cycle Timing Chart ................................................................................... 168
Figure 4.17-9 Example 2 of Write Cycle Timing Chart ................................................................................... 168
Figure 4.17-10 Example 3 of Write Cycle Timing Chart ................................................................................... 168
Figure 4.17-11 Example 4 of Write Cycle Timing Chart ................................................................................... 169