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iv
8.1
Overview ............................................................................................................................ 131
8.2
Port 1 .................................................................................................................................. 133
8.2.1
Overview ............................................................................................................... 133
8.2.2
Register Configuration and Description................................................................ 133
8.2.3
Pin Functions......................................................................................................... 137
8.2.4
Pin States ............................................................................................................... 139
8.3
Port 2 .................................................................................................................................. 140
8.3.1
Overview ............................................................................................................... 140
8.3.2
Register Configuration and Description................................................................ 140
8.3.3
Pin Functions......................................................................................................... 144
8.3.4
Pin States ............................................................................................................... 144
8.4
Port 3 .................................................................................................................................. 145
8.4.1
Overview ............................................................................................................... 145
8.4.2
Register Configuration and Description................................................................ 145
8.4.3
Pin Functions......................................................................................................... 149
8.4.4
Pin States ............................................................................................................... 151
8.4.5
MOS Input Pull-Up ............................................................................................... 151
8.5
Port 4 .................................................................................................................................. 152
8.5.1
Overview ............................................................................................................... 152
8.5.2
Register Configuration and Description................................................................ 152
8.5.3
Pin Functions......................................................................................................... 154
8.5.4
Pin States ............................................................................................................... 155
8.6
Port 5 .................................................................................................................................. 155
8.6.1
Overview ............................................................................................................... 155
8.6.2
Register Configuration and Description................................................................ 156
8.6.3
Pin Functions......................................................................................................... 158
8.6.4
Pin States ............................................................................................................... 158
8.6.5
MOS Input Pull-Up ............................................................................................... 159
8.7
Port 6 .................................................................................................................................. 159
8.7.1
Overview ............................................................................................................... 159
8.7.2
Register Configuration and Description................................................................ 160
8.7.3
Pin Functions......................................................................................................... 161
8.7.4
Pin States ............................................................................................................... 162
8.7.5
MOS Input Pull-Up ............................................................................................... 162
8.8
Port 7 .................................................................................................................................. 163
8.8.1
Overview ............................................................................................................... 163
8.8.2
Register Configuration and Description................................................................ 163
8.8.3
Pin Functions......................................................................................................... 164
8.8.4
Pin States ............................................................................................................... 165
8.9
Port 8 .................................................................................................................................. 165
8.9.1
Overview ............................................................................................................... 165
8.9.2
Register Configuration and Description................................................................ 165
8.9.3
Pin Functions......................................................................................................... 167