H8/3008 Ver la hoja de datos (PDF) - Renesas Electronics
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H8/3008 Datasheet PDF : 686 Pages
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6.3.4 Chip Select Signals .............................................................................................. 119
6.3.5 Address Output Method....................................................................................... 120
6.4 Basic Bus Interface ........................................................................................................... 122
6.4.1 Overview.............................................................................................................. 122
6.4.2 Data Size and Data Alignment............................................................................. 122
6.4.3 Valid Strobes........................................................................................................ 123
6.4.4 Memory Areas ..................................................................................................... 124
6.4.5 Basic Bus Control Signal Timing ........................................................................ 125
6.4.6 Wait Control ........................................................................................................ 132
6.5 Idle Cycle.......................................................................................................................... 134
6.5.1 Operation ............................................................................................................. 134
6.5.2 Pin States in Idle Cycle ........................................................................................ 136
6.6 Bus Arbiter........................................................................................................................ 137
6.6.1 Operation ............................................................................................................. 137
6.7 Register and Pin Input Timing .......................................................................................... 139
6.7.1 Register Write Timing ......................................................................................... 139
6.7.2 BREQ Pin Input Timing ...................................................................................... 140
Section 7 I/O Ports .............................................................................................................. 141
7.1 Overview........................................................................................................................... 141
7.2 Port 4................................................................................................................................. 144
7.2.1 Overview.............................................................................................................. 144
7.2.2 Register Descriptions ........................................................................................... 145
7.3 Port 6................................................................................................................................. 148
7.3.1 Overview.............................................................................................................. 148
7.3.2 Register Descriptions ........................................................................................... 148
7.4 Port 7................................................................................................................................. 151
7.4.1 Overview.............................................................................................................. 151
7.4.2 Register Description............................................................................................. 151
7.5 Port 8................................................................................................................................. 152
7.5.1 Overview.............................................................................................................. 152
7.5.2 Register Descriptions ........................................................................................... 153
7.6 Port 9................................................................................................................................. 156
7.6.1 Overview.............................................................................................................. 156
7.6.2 Register Descriptions ........................................................................................... 157
7.7 Port A................................................................................................................................ 161
7.7.1 Overview.............................................................................................................. 161
7.7.2 Register Descriptions ........................................................................................... 162
7.8 Port B ................................................................................................................................ 172
7.8.1 Overview.............................................................................................................. 172
Rev.4.00 Aug. 20, 2007 Page xx of xliv
REJ09B0395-0400
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