8.2.4 Pin States ............................................................................................................ 140
8.2.5 MOS Input Pull-Up............................................................................................. 140
8.3 Port 3 ............................................................................................................................ 141
8.3.1 Overview............................................................................................................. 141
8.3.2 Register Configuration and Description............................................................. 141
8.3.3 Pin Functions...................................................................................................... 145
8.3.4 Pin States ............................................................................................................ 147
8.3.5 MOS Input Pull-Up............................................................................................. 147
8.4 Port 4 ............................................................................................................................ 148
8.4.1 Overview............................................................................................................. 148
8.4.2 Register Configuration and Description............................................................. 148
8.4.3 Pin Functions...................................................................................................... 149
8.4.4 Pin States ............................................................................................................ 150
8.5 Port 5 ............................................................................................................................ 151
8.5.1 Overview............................................................................................................. 151
8.5.2 Register Configuration and Description............................................................. 151
8.5.3 Pin Functions...................................................................................................... 154
8.5.4 Pin States ............................................................................................................ 155
8.5.5 MOS Input Pull-Up............................................................................................. 155
8.6 Port 6 ............................................................................................................................ 156
8.6.1 Overview............................................................................................................. 156
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............................................................................................. 158
8.7 Port 7 ............................................................................................................................ 159
8.7.1 Overview............................................................................................................. 159
8.7.2 Register Configuration and Description............................................................. 159
8.7.3 Pin Functions...................................................................................................... 161
8.7.4 Pin States ............................................................................................................ 161
8.8 Port 8 ............................................................................................................................ 162
8.8.1 Overview............................................................................................................. 162
8.8.2 Register Configuration and Description............................................................. 162
8.8.3 Pin Functions...................................................................................................... 164
8.8.4 Pin States ............................................................................................................ 165
8.9 Port A ............................................................................................................................ 166
8.9.1 Overview............................................................................................................. 166
8.9.2 Register Configuration and Description............................................................. 166
8.9.3 Pin Functions...................................................................................................... 168
8.9.4 Pin States ............................................................................................................ 168
8.10 Port B ............................................................................................................................ 169
8.10.1 Overview............................................................................................................. 169
8.10.2 Register Configuration and Description............................................................. 169