
Rev. 1.0, 02/00, page vi of 19
10.4.2 Register Configuration...................................................................................... 198
10.4.3 Pin Functions.................................................................................................... 201
10.4.4 Pin States .......................................................................................................... 203
10.5 Port 3................................................................................................................................. 204
10.5.1 Overview .......................................................................................................... 204
10.5.2 Register Configuration...................................................................................... 204
10.5.3 Pin Functions.................................................................................................... 208
10.5.4 Pin States .......................................................................................................... 211
10.6 Port 4................................................................................................................................. 212
10.6.1 Overview .......................................................................................................... 212
10.6.2 Register Configuration...................................................................................... 212
10.6.3 Pin Functions.................................................................................................... 215
10.6.4 Pin States .......................................................................................................... 217
10.7 Port 6................................................................................................................................. 218
10.7.1 Overview .......................................................................................................... 218
10.7.2 Register Configuration...................................................................................... 219
10.7.3 Pin Functions.................................................................................................... 224
10.7.4 Operation.......................................................................................................... 226
10.7.5 Pin States .......................................................................................................... 227
10.8 Port 7................................................................................................................................. 228
10.8.1 Overview .......................................................................................................... 228
10.8.2 Register Configuration...................................................................................... 229
10.8.3 Pin Functions.................................................................................................... 234
10.8.4 Operation.......................................................................................................... 235
10.8.5 Pin States .......................................................................................................... 236
10.9 Port 8................................................................................................................................. 237
10.9.1 Overview .......................................................................................................... 237
10.9.2 Register Configuration...................................................................................... 238
10.9.3 Pin Functions.................................................................................................... 244
10.9.4 Pin States .......................................................................................................... 246
Section 11 Timer A............................................................................................................. 247
11.1 Overview........................................................................................................................... 247
11.1.1 Features............................................................................................................. 247
11.1.2 Block Diagram.................................................................................................. 248
11.1.3 Register Configuration...................................................................................... 248
11.2 Register Descriptions........................................................................................................ 249
11.2.1 Timer Mode Register A (TMA)........................................................................ 249
11.2.2 Timer Counter A (TCA)................................................................................... 251
11.2.3 Module Stop Control Register (MSTPCR)....................................................... 251
11.3 Operation .......................................................................................................................... 252
11.3.1 Operation as the Interval Timer........................................................................ 252
11.3.2 Operation as Clock Timer................................................................................. 252