HD6433802H Datasheet, PDF (15/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

8.8.4 Pin States .............................................................................................................. 160
8.9 Port A ................................................................................................................................. 161
8.9.1 Overview............................................................................................................... 161
8.9.2 Register Configuration and Description ............................................................... 161
8.9.3 Pin Functions ........................................................................................................ 163
8.9.4 Pin States .............................................................................................................. 164
8.10 Port B ................................................................................................................................. 165
8.10.1 Overview............................................................................................................... 165
8.10.2 Register Configuration and Description ............................................................... 165
8.10.3 Pin Functions ........................................................................................................ 167
8.11 Input/Output Data Inversion Function ............................................................................... 168
8.11.1 Overview............................................................................................................... 168
8.11.2 Register Configuration and Descriptions.............................................................. 168
8.11.3 Note on Modification of Serial Port Control Register.......................................... 169
8.12 Application Note................................................................................................................ 170
8.12.1 How to Handle an Unused Pin.............................................................................. 170
Section 9 Timers ................................................................................................................... 171
9.1 Overview............................................................................................................................ 171
9.2 Timer A.............................................................................................................................. 172
9.2.1 Overview............................................................................................................... 172
9.2.2 Register Descriptions............................................................................................ 174
9.2.3 Timer Operation.................................................................................................... 177
9.2.4 Timer A Operation States ..................................................................................... 177
9.2.5 Application Note................................................................................................... 178
9.3 Timer F............................................................................................................................... 178
9.3.1 Overview............................................................................................................... 178
9.3.2 Register Descriptions............................................................................................ 181
9.3.3 CPU Interface........................................................................................................ 189
9.3.4 Operation .............................................................................................................. 192
9.3.5 Application Notes ................................................................................................. 195
9.4 Asynchronous Event Counter (AEC)................................................................................. 198
9.4.1 Overview............................................................................................................... 198
9.4.2 Register Configurations ........................................................................................ 201
9.4.3 Operation .............................................................................................................. 210
9.4.4 Asynchronous Event Counter Operation Modes .................................................. 214
9.4.5 Application Notes ................................................................................................. 215
Section 10 Serial Communication Interface................................................................. 217
10.1 Overview............................................................................................................................ 217
10.1.1 Features ................................................................................................................. 217
10.1.2 Block diagram....................................................................................................... 219
10.1.3 Pin configuration .................................................................................................. 220
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